SED\u5355\u884c\u811a\u672c\u5feb\u901f\u53c2\u8003<\/title><\/head><body><\/p>\n<h1 style=\"display:none\">SED\u5355\u884c\u811a\u672c\u5feb\u901f\u53c2\u8003<\/h1>\n<div>\n\u6765\u6e90\uff1a<a href=\"http:\/\/sed.sourceforge.net\/sed1line_zh-CN.html\"> http:\/\/sed.sourceforge.net\/sed1line_zh-CN.html<\/a><\/p>\n<\/p>\n\u6587\u672c\u95f4\u9694\uff1a ——–<\/p>\n # \u5728\u6bcf\u4e00\u884c\u540e\u9762\u589e\u52a0\u4e00\u7a7a\u884c sed G<\/p>\n # \u5c06\u539f\u6765\u7684\u6240\u6709\u7a7a\u884c\u5220\u9664\u5e76\u5728\u6bcf\u4e00\u884c\u540e\u9762\u589e\u52a0\u4e00\u7a7a\u884c\u3002 # \u8fd9\u6837\u5728\u8f93\u51fa\u7684\u6587\u672c\u4e2d\u6bcf\u4e00\u884c\u540e\u9762\u5c06\u6709\u4e14\u53ea\u6709\u4e00\u7a7a\u884c\u3002 sed ‘\/^$\/d;G’<\/p>\n # \u5728\u6bcf\u4e00\u884c\u540e\u9762\u589e\u52a0\u4e24\u884c\u7a7a\u884c sed ‘G;G’<\/p>\n # \u5c06\u7b2c\u4e00\u4e2a\u811a\u672c\u6240\u4ea7\u751f\u7684\u6240\u6709\u7a7a\u884c\u5220\u9664\uff08\u5373\u5220\u9664\u6240\u6709\u5076\u6570\u884c\uff09 sed ‘n;d’<\/p>\n # \u5728\u5339\u914d\u5f0f\u6837\u201cregex\u201d\u7684\u884c\u4e4b\u524d\u63d2\u5165\u4e00\u7a7a\u884c sed ‘\/regex\/{x;p;x;}’<\/p>\n # \u5728\u5339\u914d\u5f0f\u6837\u201cregex\u201d\u7684\u884c\u4e4b\u540e\u63d2\u5165\u4e00\u7a7a\u884c sed ‘\/regex\/G’<\/p>\n # \u5728\u5339\u914d\u5f0f\u6837\u201cregex\u201d\u7684\u884c\u4e4b\u524d\u548c\u4e4b\u540e\u5404\u63d2\u5165\u4e00\u7a7a\u884c sed ‘\/regex\/{x;p;x;G;}’<\/p>\n\u7f16\u53f7\uff1a ——–<\/p>\n # \u4e3a\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e00\u884c\u8fdb\u884c\u7f16\u53f7\uff08\u7b80\u5355\u7684\u5de6\u5bf9\u9f50\u65b9\u5f0f\uff09\u3002\u8fd9\u91cc\u4f7f\u7528\u4e86\u201c\u5236\u8868\u7b26\u201d # \uff08tab\uff0c\u89c1\u672c\u6587\u672b\u5c3e\u5173\u4e8e’\\t’\u7684\u7528\u6cd5\u7684\u63cf\u8ff0\uff09\u800c\u4e0d\u662f\u7a7a\u683c\u6765\u5bf9\u9f50\u8fb9\u7f18\u3002 sed = filename | sed ‘N;s\/\\n\/\\t\/’<\/p>\n # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff08\u884c\u53f7\u5728\u5de6\uff0c\u6587\u5b57\u53f3\u7aef\u5bf9\u9f50\uff09\u3002 sed = filename | sed ‘N; s\/^\/ \/; s\/ *\$.\\{6,\\}\$\\n\/\\1 \/’<\/p>\n # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff0c\u4f46\u53ea\u663e\u793a\u975e\u7a7a\u767d\u884c\u7684\u884c\u53f7\u3002 sed ‘\/.\/=’ filename | sed ‘\/.\/N; s\/\\n\/ \/’<\/p>\n # \u8ba1\u7b97\u884c\u6570 \uff08\u6a21\u62df "wc -l"\uff09 sed -n ‘$=’<\/p>\n\u6587\u672c\u8f6c\u6362\u548c\u66ff\u4ee3\uff1a ——–<\/p>\n # Unix\u73af\u5883\uff1a\u8f6c\u6362DOS\u7684\u65b0\u884c\u7b26\uff08CR\/LF\uff09\u4e3aUnix\u683c\u5f0f\u3002 sed ‘s\/.$\/\/’ # \u5047\u8bbe\u6240\u6709\u884c\u4ee5CR\/LF\u7ed3\u675f sed ‘s\/^M$\/\/’ # \u5728bash\/tcsh\u4e2d\uff0c\u5c06\u6309Ctrl-M\u6539\u4e3a\u6309Ctrl-V sed ‘s\/\\x0D$\/\/’ # ssed\u3001gsed 3.02.80\uff0c\u53ca\u66f4\u9ad8\u7248\u672c<\/p>\n # Unix\u73af\u5883\uff1a\u8f6c\u6362Unix\u7684\u65b0\u884c\u7b26\uff08LF\uff09\u4e3aDOS\u683c\u5f0f\u3002 sed "s\/$\/`echo -e <a>\\\\\\r`\/<\/a>" # \u5728ksh\u4e0b\u6240\u4f7f\u7528\u7684\u547d\u4ee4 sed ‘s\/$’"\/`echo <a>\\\\\\r`\/<\/a>" # \u5728bash\u4e0b\u6240\u4f7f\u7528\u7684\u547d\u4ee4 sed "s\/$\/`echo <a>\\\\\\r`\/<\/a>" # \u5728zsh\u4e0b\u6240\u4f7f\u7528\u7684\u547d\u4ee4 sed ‘s\/$\/\\r\/’ # gsed 3.02.80 \u53ca\u66f4\u9ad8\u7248\u672c<\/p>\n # DOS\u73af\u5883\uff1a\u8f6c\u6362Unix\u65b0\u884c\u7b26\uff08LF\uff09\u4e3aDOS\u683c\u5f0f\u3002 sed "s\/$\/\/" # \u65b9\u6cd5 1 sed -n p # \u65b9\u6cd5 2<\/p>\n # DOS\u73af\u5883\uff1a\u8f6c\u6362DOS\u65b0\u884c\u7b26\uff08CR\/LF\uff09\u4e3aUnix\u683c\u5f0f\u3002 # \u4e0b\u9762\u7684\u811a\u672c\u53ea\u5bf9UnxUtils sed 4.0.7 \u53ca\u66f4\u9ad8\u7248\u672c\u6709\u6548\u3002\u8981\u8bc6\u522bUnxUtils\u7248\u672c\u7684 # sed\u53ef\u4ee5\u901a\u8fc7\u5176\u7279\u6709\u7684\u201c–text\u201d\u9009\u9879\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u5e2e\u52a9\u9009\u9879\uff08\u201c–help\u201d\uff09\u770b # \u5176\u4e2d\u6709\u65e0\u4e00\u4e2a\u201c–text\u201d\u9879\u4ee5\u6b64\u6765\u5224\u65ad\u6240\u4f7f\u7528\u7684\u662f\u5426\u662fUnxUtils\u7248\u672c\u3002\u5176\u5b83DOS # \u7248\u672c\u7684\u7684sed\u5219\u65e0\u6cd5\u8fdb\u884c\u8fd9\u4e00\u8f6c\u6362\u3002\u4f46\u53ef\u4ee5\u7528\u201ctr\u201d\u6765\u5b9e\u73b0\u8fd9\u4e00\u8f6c\u6362\u3002 sed "s\/\\r\/\/" infile >outfile # UnxUtils sed v4.0.7 \u6216\u66f4\u9ad8\u7248\u672c tr -d \\r <infile >outfile # GNU tr 1.22 \u6216\u66f4\u9ad8\u7248\u672c<\/p>\n # \u5c06\u6bcf\u4e00\u884c\u524d\u5bfc\u7684\u201c\u7a7a\u767d\u5b57\u7b26\u201d\uff08\u7a7a\u683c\uff0c\u5236\u8868\u7b26\uff09\u5220\u9664 # \u4f7f\u4e4b\u5de6\u5bf9\u9f50 sed ‘s\/^[ \\t]*\/\/’ # \u89c1\u672c\u6587\u672b\u5c3e\u5173\u4e8e’\\t’\u7528\u6cd5\u7684\u63cf\u8ff0<\/p>\n # \u5c06\u6bcf\u4e00\u884c\u62d6\u5c3e\u7684\u201c\u7a7a\u767d\u5b57\u7b26\u201d\uff08\u7a7a\u683c\uff0c\u5236\u8868\u7b26\uff09\u5220\u9664 sed ‘s\/[ \\t]*$\/\/’ # \u89c1\u672c\u6587\u672b\u5c3e\u5173\u4e8e’\\t’\u7528\u6cd5\u7684\u63cf\u8ff0<\/p>\n # \u5c06\u6bcf\u4e00\u884c\u4e2d\u7684\u524d\u5bfc\u548c\u62d6\u5c3e\u7684\u7a7a\u767d\u5b57\u7b26\u5220\u9664 sed ‘s\/^[ \\t]*\/\/;s\/[ \\t]*$\/\/’<\/p>\n # \u5728\u6bcf\u4e00\u884c\u5f00\u5934\u5904\u63d2\u51655\u4e2a\u7a7a\u683c\uff08\u4f7f\u5168\u6587\u5411\u53f3\u79fb\u52a85\u4e2a\u5b57\u7b26\u7684\u4f4d\u7f6e\uff09 sed ‘s\/^\/ \/’<\/p>\n # \u4ee579\u4e2a\u5b57\u7b26\u4e3a\u5bbd\u5ea6\uff0c\u5c06\u6240\u6709\u6587\u672c\u53f3\u5bf9\u9f50 sed -e :a -e ‘s\/^.\\{1,78\\}$\/ &\/;ta’ # 78\u4e2a\u5b57\u7b26\u5916\u52a0\u6700\u540e\u7684\u4e00\u4e2a\u7a7a\u683c<\/p>\n # \u4ee579\u4e2a\u5b57\u7b26\u4e3a\u5bbd\u5ea6\uff0c\u4f7f\u6240\u6709\u6587\u672c\u5c45\u4e2d\u3002\u5728\u65b9\u6cd51\u4e2d\uff0c\u4e3a\u4e86\u8ba9\u6587\u672c\u5c45\u4e2d\u6bcf\u4e00\u884c\u7684\u524d # \u5934\u548c\u540e\u5934\u90fd\u586b\u5145\u4e86\u7a7a\u683c\u3002 \u5728\u65b9\u6cd52\u4e2d\uff0c\u5728\u5c45\u4e2d\u6587\u672c\u7684\u8fc7\u7a0b\u4e2d\u53ea\u5728\u6587\u672c\u7684\u524d\u9762\u586b\u5145 # \u7a7a\u683c\uff0c\u5e76\u4e14\u6700\u7ec8\u8fd9\u4e9b\u7a7a\u683c\u5c06\u6709\u4e00\u534a\u4f1a\u88ab\u5220\u9664\u3002\u6b64\u5916\u6bcf\u4e00\u884c\u7684\u540e\u5934\u5e76\u672a\u586b\u5145\u7a7a\u683c\u3002 sed -e :a -e ‘s\/^.\\{1,77\\}$\/ & \/;ta’ # \u65b9\u6cd51 sed -e :a -e ‘s\/^.\\{1,77\\}$\/ &\/;ta’ -e ‘s\/\$ *\$\\1\/\\1\/’ # \u65b9\u6cd52<\/p>\n # \u5728\u6bcf\u4e00\u884c\u4e2d\u67e5\u627e\u5b57\u4e32\u201cfoo\u201d\uff0c\u5e76\u5c06\u627e\u5230\u7684\u201cfoo\u201d\u66ff\u6362\u4e3a\u201cbar\u201d sed ‘s\/foo\/bar\/’ # \u53ea\u66ff\u6362\u6bcf\u4e00\u884c\u4e2d\u7684\u7b2c\u4e00\u4e2a\u201cfoo\u201d\u5b57\u4e32 sed ‘s\/foo\/bar\/4’ # \u53ea\u66ff\u6362\u6bcf\u4e00\u884c\u4e2d\u7684\u7b2c\u56db\u4e2a\u201cfoo\u201d\u5b57\u4e32 sed ‘s\/foo\/bar\/g’ # \u5c06\u6bcf\u4e00\u884c\u4e2d\u7684\u6240\u6709\u201cfoo\u201d\u90fd\u6362\u6210\u201cbar\u201d sed ‘s\/\$.*\$foo\$.*foo\$\/\\1bar\\2\/’ # \u66ff\u6362\u5012\u6570\u7b2c\u4e8c\u4e2a\u201cfoo\u201d sed ‘s\/\$.*\$foo\/\\1bar\/’ # \u66ff\u6362\u6700\u540e\u4e00\u4e2a\u201cfoo\u201d<\/p>\n # \u53ea\u5728\u884c\u4e2d\u51fa\u73b0\u5b57\u4e32\u201cbaz\u201d\u7684\u60c5\u51b5\u4e0b\u5c06\u201cfoo\u201d\u66ff\u6362\u6210\u201cbar\u201d sed ‘\/baz\/s\/foo\/bar\/g’<\/p>\n # \u5c06\u201cfoo\u201d\u66ff\u6362\u6210\u201cbar\u201d\uff0c\u5e76\u4e14\u53ea\u5728\u884c\u4e2d\u672a\u51fa\u73b0\u5b57\u4e32\u201cbaz\u201d\u7684\u60c5\u51b5\u4e0b\u66ff\u6362 sed ‘\/baz\/!s\/foo\/bar\/g’<\/p>\n # \u4e0d\u7ba1\u662f\u201cscarlet\u201d\u201cruby\u201d\u8fd8\u662f\u201cpuce\u201d\uff0c\u4e00\u5f8b\u6362\u6210\u201cred\u201d sed ‘s\/scarlet\/red\/g;s\/ruby\/red\/g;s\/puce\/red\/g’ #\u5bf9\u591a\u6570\u7684sed\u90fd\u6709\u6548 gsed ‘s\/scarlet\\|ruby\\|puce\/red\/g’ # \u53ea\u5bf9GNU sed\u6709\u6548<\/p>\n # \u5012\u7f6e\u6240\u6709\u884c\uff0c\u7b2c\u4e00\u884c\u6210\u4e3a\u6700\u540e\u4e00\u884c\uff0c\u4f9d\u6b21\u7c7b\u63a8\uff08\u6a21\u62df\u201ctac\u201d\uff09\u3002 # \u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\uff0c\u4f7f\u7528\u4e0b\u9762\u547d\u4ee4\u65f6HHsed v1.5\u4f1a\u5c06\u6587\u4ef6\u4e2d\u7684\u7a7a\u884c\u5220\u9664 sed ‘1!G;h;$!d’ # \u65b9\u6cd51 sed -n ‘1!G;h;$p’ # \u65b9\u6cd52<\/p>\n # \u5c06\u884c\u4e2d\u7684\u5b57\u7b26\u9006\u5e8f\u6392\u5217\uff0c\u7b2c\u4e00\u4e2a\u5b57\u6210\u4e3a\u6700\u540e\u4e00\u5b57\uff0c\u2026\u2026\uff08\u6a21\u62df\u201crev\u201d\uff09 sed ‘\/\\n\/!G;s\/\$.\$\$.*\\n\$\/&\\2\\1\/;\/\/D;s\/.\/\/’<\/p>\n # \u5c06\u6bcf\u4e24\u884c\u8fde\u63a5\u6210\u4e00\u884c\uff08\u7c7b\u4f3c\u201cpaste\u201d\uff09 sed ‘$!N;s\/\\n\/ \/’<\/p>\n # \u5982\u679c\u5f53\u524d\u884c\u4ee5\u53cd\u659c\u6760\u201c\\\u201d\u7ed3\u675f\uff0c\u5219\u5c06\u4e0b\u4e00\u884c\u5e76\u5230\u5f53\u524d\u884c\u672b\u5c3e # \u5e76\u53bb\u6389\u539f\u6765\u884c\u5c3e\u7684\u53cd\u659c\u6760 sed -e :a -e ‘\/\\\\$\/N; s\/\\\\\\n\/\/; ta’<\/p>\n # \u5982\u679c\u5f53\u524d\u884c\u4ee5\u7b49\u53f7\u5f00\u5934\uff0c\u5c06\u5f53\u524d\u884c\u5e76\u5230\u4e0a\u4e00\u884c\u672b\u5c3e # \u5e76\u4ee5\u5355\u4e2a\u7a7a\u683c\u4ee3\u66ff\u539f\u6765\u884c\u5934\u7684\u201c=\u201d sed -e :a -e ‘$!N;s\/\\n=\/ \/;ta’ -e ‘P;D’<\/p>\n # \u4e3a\u6570\u5b57\u5b57\u4e32\u589e\u52a0\u9017\u53f7\u5206\u9694\u7b26\u53f7\uff0c\u5c06\u201c1234567\u201d\u6539\u4e3a\u201c1,234,567\u201d gsed ‘:a;s\/\\B[0-9]\\{3\\}\\>\/,&\/;ta’ # GNU sed sed -e :a -e ‘s\/\$.*[0-9]\$\$[0-9]\\{3\\}\$\/\\1,\\2\/;ta’ # \u5176\u4ed6sed<\/p>\n # \u4e3a\u5e26\u6709\u5c0f\u6570\u70b9\u548c\u8d1f\u53f7\u7684\u6570\u503c\u589e\u52a0\u9017\u53f7\u5206\u9694\u7b26\uff08GNU sed\uff09 gsed -r ‘:a;s\/(^|[^0-9.])([0-9]+)([0-9]{3})\/\\1\\2,\\3\/g;ta’<\/p>\n # \u5728\u6bcf5\u884c\u540e\u589e\u52a0\u4e00\u7a7a\u767d\u884c \uff08\u5728\u7b2c5\uff0c10\uff0c15\uff0c20\uff0c\u7b49\u884c\u540e\u589e\u52a0\u4e00\u7a7a\u767d\u884c\uff09 gsed ‘0~5G’ # \u53ea\u5bf9GNU sed\u6709\u6548 sed ‘n;n;n;n;G;’ # \u5176\u4ed6sed<\/p>\n\u9009\u62e9\u6027\u5730\u663e\u793a\u7279\u5b9a\u884c\uff1a ——–<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u524d10\u884c \uff08\u6a21\u62df\u201chead\u201d\u7684\u884c\u4e3a\uff09 sed 10q<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u7b2c\u4e00\u884c \uff08\u6a21\u62df\u201chead -1\u201d\u547d\u4ee4\uff09 sed q<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u6700\u540e10\u884c \uff08\u6a21\u62df\u201ctail\u201d\uff09 sed -e :a -e ‘$q;N;11,$D;ba’<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u6700\u540e2\u884c\uff08\u6a21\u62df\u201ctail -2\u201d\u547d\u4ee4\uff09 sed ‘$!N;$!D’<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e00\u884c\uff08\u6a21\u62df\u201ctail -1\u201d\uff09 sed ‘$!d’ # \u65b9\u6cd51 sed -n ‘$p’ # \u65b9\u6cd52<\/p>\n # \u663e\u793a\u6587\u4ef6\u4e2d\u7684\u5012\u6570\u7b2c\u4e8c\u884c sed -e ‘$!{h;d;}’ -e x # \u5f53\u6587\u4ef6\u4e2d\u53ea\u6709\u4e00\u884c\u65f6\uff0c\u8f93\u5165\u7a7a\u884c sed -e ‘1{$q;}’ -e ‘$!{h;d;}’ -e x # \u5f53\u6587\u4ef6\u4e2d\u53ea\u6709\u4e00\u884c\u65f6\uff0c\u663e\u793a\u8be5\u884c sed -e ‘1{$d;}’ -e ‘$!{h;d;}’ -e x # \u5f53\u6587\u4ef6\u4e2d\u53ea\u6709\u4e00\u884c\u65f6\uff0c\u4e0d\u8f93\u51fa<\/p>\n # \u53ea\u663e\u793a\u5339\u914d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u884c\uff08\u6a21\u62df\u201cgrep\u201d\uff09 sed -n ‘\/regexp\/p’ # \u65b9\u6cd51 sed ‘\/regexp\/!d’ # \u65b9\u6cd52<\/p>\n # \u53ea\u663e\u793a\u201c\u4e0d\u201d\u5339\u914d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u884c\uff08\u6a21\u62df\u201cgrep -v\u201d\uff09 sed -n ‘\/regexp\/!p’ # \u65b9\u6cd51\uff0c\u4e0e\u524d\u9762\u7684\u547d\u4ee4\u76f8\u5bf9\u5e94 sed ‘\/regexp\/d’ # \u65b9\u6cd52\uff0c\u7c7b\u4f3c\u7684\u8bed\u6cd5<\/p>\n # \u67e5\u627e\u201cregexp\u201d\u5e76\u5c06\u5339\u914d\u884c\u7684\u4e0a\u4e00\u884c\u663e\u793a\u51fa\u6765\uff0c\u4f46\u5e76\u4e0d\u663e\u793a\u5339\u914d\u884c sed -n ‘\/regexp\/{g;1!p;};h’<\/p>\n # \u67e5\u627e\u201cregexp\u201d\u5e76\u5c06\u5339\u914d\u884c\u7684\u4e0b\u4e00\u884c\u663e\u793a\u51fa\u6765\uff0c\u4f46\u5e76\u4e0d\u663e\u793a\u5339\u914d\u884c sed -n ‘\/regexp\/{n;p;}’<\/p>\n # \u663e\u793a\u5305\u542b\u201cregexp\u201d\u7684\u884c\u53ca\u5176\u524d\u540e\u884c\uff0c\u5e76\u5728\u7b2c\u4e00\u884c\u4e4b\u524d\u52a0\u4e0a\u201cregexp\u201d\u6240 # \u5728\u884c\u7684\u884c\u53f7 \uff08\u7c7b\u4f3c\u201cgrep -A1 -B1\u201d\uff09 sed -n -e ‘\/regexp\/{=;x;1!p;g;$!N;p;D;}’ -e h<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u3001\u201cBBB\u201d\u6216\u201cCCC\u201d\u7684\u884c\uff08\u4efb\u610f\u6b21\u5e8f\uff09 sed ‘\/AAA\/!d; \/BBB\/!d; \/CCC\/!d’ # \u5b57\u4e32\u7684\u6b21\u5e8f\u4e0d\u5f71\u54cd\u7ed3\u679c<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u3001\u201cBBB\u201d\u548c\u201cCCC\u201d\u7684\u884c\uff08\u56fa\u5b9a\u6b21\u5e8f\uff09 sed ‘\/AAA.*BBB.*CCC\/!d’<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u201cBBB\u201d\u6216\u201cCCC\u201d\u7684\u884c \uff08\u6a21\u62df\u201cegrep\u201d\uff09 sed -e ‘\/AAA\/b’ -e ‘\/BBB\/b’ -e ‘\/CCC\/b’ -e d # \u591a\u6570sed gsed ‘\/AAA\\|BBB\\|CCC\/!d’ # \u5bf9GNU sed\u6709\u6548<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u7684\u6bb5\u843d \uff08\u6bb5\u843d\u95f4\u4ee5\u7a7a\u884c\u5206\u9694\uff09 # HHsed v1.5 \u5fc5\u987b\u5728\u201cx;\u201d\u540e\u52a0\u5165\u201cG;\u201d\uff0c\u63a5\u4e0b\u6765\u76843\u4e2a\u811a\u672c\u90fd\u662f\u8fd9\u6837 sed -e ‘\/.\/{H;$!d;}’ -e ‘x;\/AAA\/!d;’<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u201cBBB\u201d\u548c\u201cCCC\u201d\u4e09\u4e2a\u5b57\u4e32\u7684\u6bb5\u843d \uff08\u4efb\u610f\u6b21\u5e8f\uff09 sed -e ‘\/.\/{H;$!d;}’ -e ‘x;\/AAA\/!d;\/BBB\/!d;\/CCC\/!d’<\/p>\n # \u663e\u793a\u5305\u542b\u201cAAA\u201d\u3001\u201cBBB\u201d\u3001\u201cCCC\u201d\u4e09\u8005\u4e2d\u4efb\u4e00\u5b57\u4e32\u7684\u6bb5\u843d \uff08\u4efb\u610f\u6b21\u5e8f\uff09 sed -e ‘\/.\/{H;$!d;}’ -e ‘x;\/AAA\/b’ -e ‘\/BBB\/b’ -e ‘\/CCC\/b’ -e d gsed ‘\/.\/{H;$!d;};x;\/AAA\\|BBB\\|CCC\/b;d’ # \u53ea\u5bf9GNU sed\u6709\u6548<\/p>\n # \u663e\u793a\u5305\u542b65\u4e2a\u6216\u4ee5\u4e0a\u5b57\u7b26\u7684\u884c sed -n ‘\/^.\\{65\\}\/p’<\/p>\n # \u663e\u793a\u5305\u542b65\u4e2a\u4ee5\u4e0b\u5b57\u7b26\u7684\u884c sed -n ‘\/^.\\{65\\}\/!p’ # \u65b9\u6cd51\uff0c\u4e0e\u4e0a\u9762\u7684\u811a\u672c\u76f8\u5bf9\u5e94 sed ‘\/^.\\{65\\}\/d’ # \u65b9\u6cd52\uff0c\u66f4\u7b80\u4fbf\u4e00\u70b9\u7684\u65b9\u6cd5<\/p>\n # \u663e\u793a\u90e8\u5206\u6587\u672c\u2014\u2014\u4ece\u5305\u542b\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u884c\u5f00\u59cb\u5230\u6700\u540e\u4e00\u884c\u7ed3\u675f sed -n ‘\/regexp\/,$p’<\/p>\n # \u663e\u793a\u90e8\u5206\u6587\u672c\u2014\u2014\u6307\u5b9a\u884c\u53f7\u8303\u56f4\uff08\u4ece\u7b2c8\u81f3\u7b2c12\u884c\uff0c\u542b8\u548c12\u884c\uff09 sed -n ‘8,12p’ # \u65b9\u6cd51 sed ‘8,12!d’ # \u65b9\u6cd52<\/p>\n # \u663e\u793a\u7b2c52\u884c sed -n ’52p’ # \u65b9\u6cd51 sed ’52!d’ # \u65b9\u6cd52 sed ’52q;d’ # \u65b9\u6cd53, \u5904\u7406\u5927\u6587\u4ef6\u65f6\u66f4\u6709\u6548\u7387<\/p>\n # \u4ece\u7b2c3\u884c\u5f00\u59cb\uff0c\u6bcf7\u884c\u663e\u793a\u4e00\u6b21 gsed -n ‘3~7p’ # \u53ea\u5bf9GNU sed\u6709\u6548 sed -n ‘3,${p;n;n;n;n;n;n;}’ # \u5176\u4ed6sed<\/p>\n # \u663e\u793a\u4e24\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u4e4b\u95f4\u7684\u6587\u672c\uff08\u5305\u542b\uff09 sed -n ‘\/Iowa\/,\/Montana\/p’ # \u533a\u5206\u5927\u5c0f\u5199\u65b9\u5f0f<\/p>\n\u9009\u62e9\u6027\u5730\u5220\u9664\u7279\u5b9a\u884c\uff1a ——–<\/p>\n # \u663e\u793a\u901a\u7bc7\u6587\u6863\uff0c\u9664\u4e86\u4e24\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u4e4b\u95f4\u7684\u5185\u5bb9 sed ‘\/Iowa\/,\/Montana\/d’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u76f8\u90bb\u7684\u91cd\u590d\u884c\uff08\u6a21\u62df\u201cuniq\u201d\uff09 # \u53ea\u4fdd\u7559\u91cd\u590d\u884c\u4e2d\u7684\u7b2c\u4e00\u884c\uff0c\u5176\u4ed6\u884c\u5220\u9664 sed ‘$!N; \/^\$.*\$\\n\\1$\/!P; D’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u91cd\u590d\u884c\uff0c\u4e0d\u7ba1\u6709\u65e0\u76f8\u90bb\u3002\u6ce8\u610fhold space\u6240\u80fd\u652f\u6301\u7684\u7f13\u5b58 # \u5927\u5c0f\uff0c\u6216\u8005\u4f7f\u7528GNU sed\u3002 sed -n ‘G; s\/\\n\/&&\/; \/^\$[ -~]*\\n\$.*\\n\\1\/d; s\/\\n\/\/; h; P’<\/p>\n # \u5220\u9664\u9664\u91cd\u590d\u884c\u5916\u7684\u6240\u6709\u884c\uff08\u6a21\u62df\u201cuniq -d\u201d\uff09 sed ‘$!N; s\/^\$.*\$\\n\\1$\/\\1\/; t; D’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u5f00\u5934\u768410\u884c sed ‘1,10d’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e00\u884c sed ‘$d’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e24\u884c sed ‘N;$!P;$!D;$d’<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e10\u884c sed -e :a -e ‘$d;N;2,10ba’ -e ‘P;D’ # \u65b9\u6cd51 sed -n -e :a -e ‘1,10!{P;N;D;};N;ba’ # \u65b9\u6cd52<\/p>\n # \u5220\u96648\u7684\u500d\u6570\u884c gsed ‘0~8d’ # \u53ea\u5bf9GNU sed\u6709\u6548 sed ‘n;n;n;n;n;n;n;d;’ # \u5176\u4ed6sed<\/p>\n # \u5220\u9664\u5339\u914d\u5f0f\u6837\u7684\u884c sed ‘\/pattern\/d’ # \u5220\u9664\u542bpattern\u7684\u884c\u3002\u5f53\u7136pattern # \u53ef\u4ee5\u6362\u6210\u4efb\u4f55\u6709\u6548\u7684\u6b63\u5219\u8868\u8fbe\u5f0f<\/p>\n # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u7a7a\u884c\uff08\u4e0e\u201cgrep ‘.’ \u201d\u6548\u679c\u76f8\u540c\uff09 sed ‘\/^$\/d’ # \u65b9\u6cd51 sed ‘\/.\/!d’ # \u65b9\u6cd52<\/p>\n # \u53ea\u4fdd\u7559\u591a\u4e2a\u76f8\u90bb\u7a7a\u884c\u7684\u7b2c\u4e00\u884c\u3002\u5e76\u4e14\u5220\u9664\u6587\u4ef6\u9876\u90e8\u548c\u5c3e\u90e8\u7684\u7a7a\u884c\u3002 # \uff08\u6a21\u62df\u201ccat -s\u201d\uff09 sed ‘\/.\/,\/^$\/!d’ #\u65b9\u6cd51\uff0c\u5220\u9664\u6587\u4ef6\u9876\u90e8\u7684\u7a7a\u884c\uff0c\u5141\u8bb8\u5c3e\u90e8\u4fdd\u7559\u4e00\u7a7a\u884c sed ‘\/^$\/N;\/\\n$\/D’ #\u65b9\u6cd52\uff0c\u5141\u8bb8\u9876\u90e8\u4fdd\u7559\u4e00\u7a7a\u884c\uff0c\u5c3e\u90e8\u4e0d\u7559\u7a7a\u884c<\/p>\n # \u53ea\u4fdd\u7559\u591a\u4e2a\u76f8\u90bb\u7a7a\u884c\u7684\u524d\u4e24\u884c\u3002 sed ‘\/^$\/N;\/\\n$\/N;\/\/D’<\/p>\n # \u5220\u9664\u6587\u4ef6\u9876\u90e8\u7684\u6240\u6709\u7a7a\u884c sed ‘\/.\/,$!d’<\/p>\n # \u5220\u9664\u6587\u4ef6\u5c3e\u90e8\u7684\u6240\u6709\u7a7a\u884c sed -e :a -e ‘\/^\\n*$\/{$d;N;ba’ -e ‘}’ # \u5bf9\u6240\u6709sed\u6709\u6548 sed -e :a -e ‘\/^\\n*$\/N;\/\\n$\/ba’ # \u540c\u4e0a\uff0c\u4f46\u53ea\u5bf9 gsed 3.02.*\u6709\u6548<\/p>\n # \u5220\u9664\u6bcf\u4e2a\u6bb5\u843d\u7684\u6700\u540e\u4e00\u884c sed -n ‘\/^$\/{p;h;};\/.\/{x;\/.\/p;}’<\/p>\n\u7279\u6b8a\u5e94\u7528\uff1a ——–<\/p>\n # \u79fb\u9664\u624b\u518c\u9875\uff08man page\uff09\u4e2d\u7684nroff\u6807\u8bb0\u3002\u5728Unix System V\u6216bash shell\u4e0b\u4f7f # \u7528’echo’\u547d\u4ee4\u65f6\u53ef\u80fd\u9700\u8981\u52a0\u4e0a -e \u9009\u9879\u3002 sed "s\/.`echo <a>\\\\\\b`\/\/g<\/a>" # \u5916\u5c42\u7684\u53cc\u62ec\u53f7\u662f\u5fc5\u987b\u7684\uff08Unix\u73af\u5883\uff09 sed ‘s\/.^H\/\/g’ # \u5728bash\u6216tcsh\u4e2d, \u6309 Ctrl-V \u518d\u6309 Ctrl-H sed ‘s\/.\\x08\/\/g’ # sed 1.5\uff0cGNU sed\uff0cssed\u6240\u4f7f\u7528\u7684\u5341\u516d\u8fdb\u5236\u7684\u8868\u793a\u65b9\u6cd5<\/p>\n # \u63d0\u53d6\u65b0\u95fb\u7ec4\u6216 e-mail \u7684\u90ae\u4ef6\u5934 sed ‘\/^$\/q’ # \u5220\u9664\u7b2c\u4e00\u884c\u7a7a\u884c\u540e\u7684\u6240\u6709\u5185\u5bb9<\/p>\n # \u63d0\u53d6\u65b0\u95fb\u7ec4\u6216 e-mail \u7684\u6b63\u6587\u90e8\u5206 sed ‘1,\/^$\/d’ # \u5220\u9664\u7b2c\u4e00\u884c\u7a7a\u884c\u4e4b\u524d\u7684\u6240\u6709\u5185\u5bb9<\/p>\n # \u4ece\u90ae\u4ef6\u5934\u63d0\u53d6\u201cSubject\u201d\uff08\u6807\u9898\u680f\u5b57\u6bb5\uff09\uff0c\u5e76\u79fb\u9664\u5f00\u5934\u7684\u201cSubject:\u201d\u5b57\u6837 sed ‘\/^Subject: *\/!d; s\/\/\/;q’<\/p>\n # \u4ece\u90ae\u4ef6\u5934\u83b7\u5f97\u56de\u590d\u5730\u5740 sed ‘\/^Reply-To:\/q; \/^From:\/h; \/.\/d;g;q’<\/p>\n # \u83b7\u53d6\u90ae\u4ef6\u5730\u5740\u3002\u5728\u4e0a\u4e00\u4e2a\u811a\u672c\u6240\u4ea7\u751f\u7684\u90a3\u4e00\u884c\u90ae\u4ef6\u5934\u7684\u57fa\u7840\u4e0a\u8fdb\u4e00\u6b65\u7684\u5c06\u975e\u7535\u90ae # \u5730\u5740\u7684\u90e8\u5206\u5243\u9664\u3002\uff08\u89c1\u4e0a\u4e00\u811a\u672c\uff09 sed ‘s\/ *(.*)\/\/; s\/>.*\/\/; s\/.*[:<] *\/\/’<\/p>\n # \u5728\u6bcf\u4e00\u884c\u5f00\u5934\u52a0\u4e0a\u4e00\u4e2a\u5c16\u62ec\u53f7\u548c\u7a7a\u683c\uff08\u5f15\u7528\u4fe1\u606f\uff09 sed ‘s\/^\/> \/’<\/p>\n # \u5c06\u6bcf\u4e00\u884c\u5f00\u5934\u5904\u7684\u5c16\u62ec\u53f7\u548c\u7a7a\u683c\u5220\u9664\uff08\u89e3\u9664\u5f15\u7528\uff09 sed ‘s\/^> \/\/’<\/p>\n # \u79fb\u9664\u5927\u90e8\u5206\u7684HTML\u6807\u7b7e\uff08\u5305\u62ec\u8de8\u884c\u6807\u7b7e\uff09 sed -e :a -e ‘s\/<[^>]*>\/\/g;\/<\/N;\/\/ba’<\/p>\n # \u5c06\u5206\u6210\u591a\u5377\u7684uuencode\u6587\u4ef6\u89e3\u7801\u3002\u79fb\u9664\u6587\u4ef6\u5934\u4fe1\u606f\uff0c\u53ea\u4fdd\u7559uuencode\u7f16\u7801\u90e8\u5206\u3002 # \u6587\u4ef6\u5fc5\u987b\u4ee5\u7279\u5b9a\u987a\u5e8f\u4f20\u7ed9sed\u3002\u4e0b\u9762\u7b2c\u4e00\u79cd\u7248\u672c\u7684\u811a\u672c\u53ef\u4ee5\u76f4\u63a5\u5728\u547d\u4ee4\u884c\u4e0b\u8f93\u5165\uff1b # \u7b2c\u4e8c\u79cd\u7248\u672c\u5219\u53ef\u4ee5\u653e\u5165\u4e00\u4e2a\u5e26\u6267\u884c\u6743\u9650\u7684shell\u811a\u672c\u4e2d\u3002\uff08\u7531Rahul Dhesi\u7684\u4e00 # \u4e2a\u811a\u672c\u4fee\u6539\u800c\u6765\u3002\uff09 sed ‘\/^end\/,\/^begin\/d’ file1 file2 … fileX | uudecode # vers. 1 sed ‘\/^end\/,\/^begin\/d’ "$@" | uudecode # vers. 2<\/p>\n # \u5c06\u6587\u4ef6\u4e2d\u7684\u6bb5\u843d\u4ee5\u5b57\u6bcd\u987a\u5e8f\u6392\u5e8f\u3002\u6bb5\u843d\u95f4\u4ee5\uff08\u4e00\u884c\u6216\u591a\u884c\uff09\u7a7a\u884c\u5206\u9694\u3002GNU sed\u4f7f\u7528 # \u5b57\u5143\u201c\\v\u201d\u6765\u8868\u793a\u5782\u76f4\u5236\u8868\u7b26\uff0c\u8fd9\u91cc\u7528\u5b83\u6765\u4f5c\u4e3a\u6362\u884c\u7b26\u7684\u5360\u4f4d\u7b26\u2014\u2014\u5f53\u7136\u4f60\u4e5f\u53ef\u4ee5 # \u7528\u5176\u4ed6\u672a\u5728\u6587\u4ef6\u4e2d\u4f7f\u7528\u7684\u5b57\u7b26\u6765\u4ee3\u66ff\u5b83\u3002 sed ‘\/.\/{H;d;};x;s\/\\n\/={NL}=\/g’ file | sort | sed ‘1s\/={NL}=\/\/;s\/={NL}=\/\\n\/g’ gsed ‘\/.\/{H;d};x;y\/\\n\/\\v\/’ file | sort | sed ‘1s\/\\v\/\/;y\/\\v\/\\n\/’<\/p>\n # \u5206\u522b\u538b\u7f29\u6bcf\u4e2a.TXT\u6587\u4ef6\uff0c\u538b\u7f29\u540e\u5220\u9664\u539f\u6765\u7684\u6587\u4ef6\u5e76\u5c06\u538b\u7f29\u540e\u7684.ZIP\u6587\u4ef6 # \u547d\u540d\u4e3a\u4e0e\u539f\u6765\u76f8\u540c\u7684\u540d\u5b57\uff08\u53ea\u662f\u6269\u5c55\u540d\u4e0d\u540c\uff09\u3002\uff08DOS\u73af\u5883\uff1a\u201cdir \/b\u201d # \u663e\u793a\u4e0d\u5e26\u8def\u5f84\u7684\u6587\u4ef6\u540d\uff09\u3002 echo @echo off >zipup.bat dir \/b *.txt | sed "s\/^\$.*\$\\.TXT\/pkzip -mo \\1 \\1.TXT\/" >>zipup.bat<\/p>\n\u4f7f\u7528SED\uff1aSed\u63a5\u53d7\u4e00\u4e2a\u6216\u591a\u4e2a\u7f16\u8f91\u547d\u4ee4\uff0c\u5e76\u4e14\u6bcf\u8bfb\u5165\u4e00\u884c\u540e\u5c31\u4f9d\u6b21\u5e94\u7528\u8fd9\u4e9b\u547d\u4ee4\u3002 \u5f53\u8bfb\u5165\u7b2c\u4e00\u884c\u8f93\u5165\u540e\uff0csed\u5bf9\u5176\u5e94\u7528\u6240\u6709\u7684\u547d\u4ee4\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u8f93\u51fa\u3002\u63a5\u7740\u518d\u8bfb\u5165\u7b2c\u4e8c \u884c\u8f93\u5165\uff0c\u5bf9\u5176\u5e94\u7528\u6240\u6709\u7684\u547d\u4ee4\u2026\u2026\u5e76\u91cd\u590d\u8fd9\u4e2a\u8fc7\u7a0b\u3002\u4e0a\u4e00\u4e2a\u4f8b\u5b50\u4e2dsed\u7531\u6807\u51c6\u8f93\u5165\u8bbe \u5907\uff08\u5373\u547d\u4ee4\u89e3\u91ca\u5668\uff0c\u901a\u5e38\u662f\u4ee5\u7ba1\u9053\u8f93\u5165\u7684\u5f62\u5f0f\uff09\u83b7\u5f97\u8f93\u5165\u3002\u5728\u547d\u4ee4\u884c\u7ed9\u51fa\u4e00\u4e2a\u6216\u591a \u4e2a\u6587\u4ef6\u540d\u4f5c\u4e3a\u53c2\u6570\u65f6\uff0c\u8fd9\u4e9b\u6587\u4ef6\u53d6\u4ee3\u6807\u51c6\u8f93\u5165\u8bbe\u5907\u6210\u4e3ased\u7684\u8f93\u5165\u3002sed\u7684\u8f93\u51fa\u5c06\u88ab \u9001\u5230\u6807\u51c6\u8f93\u51fa\uff08\u663e\u793a\u5668\uff09\u3002\u56e0\u6b64\uff1a<\/p>\n cat filename | sed ’10q’ # \u4f7f\u7528\u7ba1\u9053\u8f93\u5165 sed ’10q’ filename # \u540c\u6837\u6548\u679c\uff0c\u4f46\u4e0d\u4f7f\u7528\u7ba1\u9053\u8f93\u5165 sed ’10q’ filename > newfile # \u5c06\u8f93\u51fa\u8f6c\u79fb\uff08\u91cd\u5b9a\u5411\uff09\u5230\u78c1\u76d8\u4e0a<\/p>\n\u8981\u4e86\u89e3sed\u547d\u4ee4\u7684\u4f7f\u7528\u8bf4\u660e\uff0c\u5305\u62ec\u5982\u4f55\u901a\u8fc7\u811a\u672c\u6587\u4ef6\uff08\u800c\u975e\u4ece\u547d\u4ee4\u884c\uff09\u6765\u4f7f\u7528\u8fd9\u4e9b\u547d \u4ee4\uff0c\u8bf7\u53c2\u9605\u300ased & awk\u300b\u7b2c\u4e8c\u7248\uff0c\u4f5c\u8005Dale Dougherty\u548cArnold Robbins \uff08O’Reilly\uff0c1997\uff1b<a href=\"http:\/\/www.ora.com\/\"> http:\/\/www.ora.com<\/a>\uff09\uff0c\u300aUNIX Text Processing\u300b\uff0c\u4f5c\u8005 Dale Dougherty\u548cTim O’Reilly\uff08Hayden Books\uff0c1987\uff09\u6216\u8005\u662fMike Arst\u5199\u7684\u6559 \u7a0b\u2014\u2014\u538b\u7f29\u5305\u7684\u540d\u79f0\u662f\u201cU-SEDIT2.ZIP\u201d\uff08\u5728\u8bb8\u591a\u7ad9\u70b9\u4e0a\u90fd\u627e\u5f97\u5230\uff09\u3002\u8981\u53d1\u6398sed \u7684\u6f5c\u529b\uff0c\u5219\u5fc5\u987b\u5bf9\u201c\u6b63\u5219\u8868\u8fbe\u5f0f\u201d\u6709\u8db3\u591f\u7684\u7406\u89e3\u3002\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u8d44\u6599\u53ef\u4ee5\u770b \u300aMastering Regular Expressions\u300b\u4f5c\u8005Jeffrey Friedl\uff08O’reilly 1997\uff09\u3002 Unix\u7cfb\u7edf\u6240\u63d0\u4f9b\u7684\u624b\u518c\u9875\uff08\u201cman\u201d\uff09\u4e5f\u4f1a\u6709\u6240\u5e2e\u52a9\uff08\u8bd5\u4e00\u4e0b\u8fd9\u4e9b\u547d\u4ee4 \u201cman sed\u201d\u3001\u201cman regexp\u201d\uff0c\u6216\u8005\u770b\u201cman ed\u201d\u4e2d\u5173\u4e8e\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u90e8\u5206\uff09\uff0c\u4f46 \u624b\u518c\u63d0\u4f9b\u7684\u4fe1\u606f\u6bd4\u8f83\u201c\u62bd\u8c61\u201d\u2014\u2014\u8fd9\u4e5f\u662f\u5b83\u4e00\u76f4\u4e3a\u4eba\u6240\u8bdf\u75c5\u7684\u3002\u4e0d\u8fc7\uff0c\u5b83\u672c\u6765\u5c31\u4e0d \u662f\u7528\u6765\u6559\u521d\u5b66\u8005\u5982\u4f55\u4f7f\u7528sed\u6216\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u6559\u6750\uff0c\u800c\u53ea\u662f\u4e3a\u90a3\u4e9b\u719f\u6089\u8fd9\u4e9b\u5de5\u5177\u7684\u4eba \u63d0\u4f9b\u7684\u4e00\u4e9b\u6587\u672c\u53c2\u8003\u3002<\/p>\n\u62ec\u53f7\u8bed\u6cd5\uff1a\u524d\u9762\u7684\u4f8b\u5b50\u5bf9sed\u547d\u4ee4\u57fa\u672c\u4e0a\u90fd\u4f7f\u7528\u5355\u5f15\u53f7\uff08’…’\uff09\u800c\u975e\u53cc\u5f15\u53f7 \uff08"…"\uff09\u8fd9\u662f\u56e0\u4e3ased\u901a\u5e38\u662f\u5728Unix\u5e73\u53f0\u4e0a\u4f7f\u7528\u3002\u5355\u5f15\u53f7\u4e0b\uff0cUnix\u7684shell\uff08\u547d\u4ee4 \u89e3\u91ca\u5668\uff09\u4e0d\u4f1a\u5bf9\u7f8e\u5143\u7b26\uff08$\uff09\u548c\u540e\u5f15\u53f7\uff08`…`\uff09\u8fdb\u884c\u89e3\u91ca\u548c\u6267\u884c\u3002\u800c\u5728\u53cc\u5f15\u53f7\u4e0b \u7f8e\u5143\u7b26\u4f1a\u88ab\u5c55\u5f00\u4e3a\u53d8\u91cf\u6216\u53c2\u6570\u7684\u503c\uff0c\u540e\u5f15\u53f7\u4e2d\u7684\u547d\u4ee4\u88ab\u6267\u884c\u5e76\u4ee5\u8f93\u51fa\u7684\u7ed3\u679c\u4ee3\u66ff \u540e\u5f15\u53f7\u4e2d\u7684\u5185\u5bb9\u3002\u800c\u5728\u201ccsh\u201d\u53ca\u5176\u884d\u751f\u7684shell\u4e2d\u4f7f\u7528\u611f\u53f9\u53f7\uff08!\uff09\u65f6\u9700\u8981\u5728\u5176\u524d \u9762\u52a0\u4e0a\u8f6c\u4e49\u7528\u7684\u53cd\u659c\u6760\uff08\u5c31\u50cf\u8fd9\u6837\uff1a\\!\uff09\u4ee5\u4fdd\u8bc1\u4e0a\u9762\u6240\u4f7f\u7528\u7684\u4f8b\u5b50\u80fd\u6b63\u5e38\u8fd0\u884c \uff08\u5305\u62ec\u4f7f\u7528\u5355\u5f15\u53f7\u7684\u60c5\u51b5\u4e0b\uff09\u3002DOS\u7248\u672c\u7684Sed\u5219\u4e00\u5f8b\u4f7f\u7528\u53cc\u5f15\u53f7\uff08"…"\uff09\u800c\u4e0d\u662f \u5f15\u53f7\u6765\u5708\u8d77\u547d\u4ee4\u3002<\/p>\n‘\\t’\u7684\u7528\u6cd5\uff1a\u4e3a\u4e86\u4f7f\u672c\u6587\u4fdd\u6301\u884c\u6587\u7b80\u6d01\uff0c\u6211\u4eec\u5728\u811a\u672c\u4e2d\u4f7f\u7528’\\t’\u6765\u8868\u793a\u4e00\u4e2a\u5236\u8868 \u7b26\u3002\u4f46\u662f\u73b0\u5728\u5927\u90e8\u5206\u7248\u672c\u7684sed\u8fd8\u4e0d\u80fd\u8bc6\u522b’\\t’\u7684\u7b80\u5199\u65b9\u5f0f\uff0c\u56e0\u6b64\u5f53\u5728\u547d\u4ee4\u884c\u4e2d\u4e3a \u811a\u672c\u8f93\u5165\u5236\u8868\u7b26\u65f6\uff0c\u4f60\u5e94\u8be5\u76f4\u63a5\u6309TAB\u952e\u6765\u8f93\u5165\u5236\u8868\u7b26\u800c\u4e0d\u662f\u8f93\u5165’\\t’\u3002\u4e0b\u5217\u7684\u5de5 \u5177\u8f6f\u4ef6\u90fd\u652f\u6301’\\t’\u505a\u4e3a\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u5b57\u5143\u6765\u8868\u793a\u5236\u8868\u7b26\uff1aawk\u3001perl\u3001HHsed\u3001 sedmod\u4ee5\u53caGNU sed v3.02.80\u3002<\/p>\n\u4e0d\u540c\u7248\u672c\u7684SED\uff1a\u4e0d\u540c\u7684\u7248\u672c\u95f4\u7684sed\u4f1a\u6709\u4e9b\u4e0d\u540c\u4e4b\u5904\uff0c\u53ef\u4ee5\u60f3\u8c61\u5b83\u4eec\u4e4b\u95f4\u5728\u8bed\u6cd5\u4e0a \u4f1a\u6709\u5dee\u5f02\u3002\u5177\u4f53\u800c\u8a00\uff0c\u5b83\u4eec\u4e2d\u5927\u90e8\u5206\u4e0d\u652f\u6301\u5728\u7f16\u8f91\u547d\u4ee4\u4e2d\u95f4\u4f7f\u7528\u6807\u7b7e\uff08:name\uff09\u6216\u5206 \u652f\u547d\u4ee4\uff08b,t\uff09\uff0c\u9664\u975e\u662f\u653e\u5728\u90a3\u4e9b\u7684\u672b\u5c3e\u3002\u8fd9\u7bc7\u6587\u6863\u4e2d\u6211\u4eec\u5c3d\u91cf\u9009\u7528\u4e86\u53ef\u79fb\u690d\u6027\u8f83\u9ad8 \u7684\u8bed\u6cd5\uff0c\u4ee5\u4f7f\u5927\u591a\u6570\u7248\u672c\u7684sed\u7684\u7528\u6237\u90fd\u80fd\u4f7f\u7528\u8fd9\u4e9b\u811a\u672c\u3002\u4e0d\u8fc7GNU\u7248\u672c\u7684sed\u5141\u8bb8\u4f7f \u7528\u66f4\u7b80\u6d01\u7684\u8bed\u6cd5\u3002\u60f3\u50cf\u4e00\u4e0b\u5f53\u8bfb\u8005\u770b\u5230\u4e00\u4e2a\u5f88\u957f\u7684\u547d\u4ee4\u65f6\u7684\u5fc3\u60c5\uff1a<\/p>\n sed -e ‘\/AAA\/b’ -e ‘\/BBB\/b’ -e ‘\/CCC\/b’ -e d<\/p>\n\u597d\u6d88\u606f\u662fGNU sed\u80fd\u8ba9\u547d\u4ee4\u66f4\u7d27\u51d1\uff1a<\/p>\n sed ‘\/AAA\/b;\/BBB\/b;\/CCC\/b;d’ # \u751a\u81f3\u53ef\u4ee5\u5199\u6210 sed ‘\/AAA\\|BBB\\|CCC\/b;d’<\/p>\n\u6b64\u5916\uff0c\u8bf7\u6ce8\u610f\u867d\u7136\u8bb8\u591a\u7248\u672c\u7684sed\u63a5\u53d7\u8c61\u201c\/one\/ s\/RE1\/RE2\/\u201d\u8fd9\u79cd\u5728’s’\u524d\u5e26\u6709\u7a7a \u683c\u7684\u547d\u4ee4\uff0c\u4f46\u8fd9\u4e9b\u7248\u672c\u4e2d\u6709\u4e9b\u5374\u4e0d\u63a5\u53d7\u8fd9\u6837\u7684\u547d\u4ee4:\u201c\/one\/! s\/RE1\/RE2\/\u201d\u3002\u8fd9\u65f6 \u53ea\u9700\u8981\u628a\u4e2d\u95f4\u7684\u7a7a\u683c\u53bb\u6389\u5c31\u884c\u4e86\u3002<\/p>\n\u901f\u5ea6\u4f18\u5316\uff1a\u5f53\u7531\u4e8e\u67d0\u79cd\u539f\u56e0\uff08\u6bd4\u5982\u8f93\u5165\u6587\u4ef6\u8f83\u5927\u3001\u5904\u7406\u5668\u6216\u786c\u76d8\u8f83\u6162\u7b49\uff09\u9700\u8981\u63d0\u9ad8 \u547d\u4ee4\u6267\u884c\u901f\u5ea6\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u5728\u66ff\u6362\u547d\u4ee4\uff08\u201cs\/…\/…\/\u201d\uff09\u524d\u9762\u52a0\u4e0a\u5730\u5740\u8868\u8fbe\u5f0f\u6765 \u63d0\u9ad8\u901f\u5ea6\u3002\u4e3e\u4f8b\u6765\u8bf4\uff1a<\/p>\n sed ‘s\/foo\/bar\/g’ filename # \u6807\u51c6\u66ff\u6362\u547d\u4ee4 sed ‘\/foo\/ s\/foo\/bar\/g’ filename # \u901f\u5ea6\u66f4\u5feb sed ‘\/foo\/ s\/\/bar\/g’ filename # \u7b80\u5199\u5f62\u5f0f<\/p>\n\u5f53\u53ea\u9700\u8981\u663e\u793a\u6587\u4ef6\u7684\u524d\u9762\u7684\u90e8\u5206\u6216\u9700\u8981\u5220\u9664\u540e\u9762\u7684\u5185\u5bb9\u65f6\uff0c\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u4f7f\u7528\u201cq\u201d \u547d\u4ee4\uff08\u9000\u51fa\u547d\u4ee4\uff09\u3002\u5728\u5904\u7406\u5927\u7684\u6587\u4ef6\u65f6\uff0c\u8fd9\u4f1a\u8282\u7701\u5927\u91cf\u65f6\u95f4\u3002\u56e0\u6b64\uff1a<\/p>\n sed -n ‘45,50p’ filename # \u663e\u793a\u7b2c45\u523050\u884c sed -n ’51q;45,50p’ filename # \u4e00\u6837\uff0c\u4f46\u5feb\u5f97\u591a<\/p>\n\u5982\u679c\u4f60\u6709\u5176\u4ed6\u7684\u5355\u884c\u811a\u672c\u60f3\u4e0e\u5927\u5bb6\u5206\u4eab\u6216\u8005\u4f60\u53d1\u73b0\u4e86\u672c\u6587\u6863\u4e2d\u9519\u8bef\u7684\u5730\u65b9\uff0c\u8bf7\u53d1\u7535 \u5b50\u90ae\u4ef6\u7ed9\u672c\u6587\u6863\u7684\u4f5c\u8005\uff08Eric Pement\uff09\u3002\u90ae\u4ef6\u4e2d\u8bf7\u8bb0\u5f97\u63d0\u4f9b\u4f60\u6240\u4f7f\u7528\u7684sed\u7248\u672c\u3001 \u8be5sed\u6240\u8fd0\u884c\u7684\u64cd\u4f5c\u7cfb\u7edf\u53ca\u5bf9\u95ee\u9898\u7684\u9002\u5f53\u63cf\u8ff0\u3002\u672c\u6587\u6240\u6307\u7684\u5355\u884c\u811a\u672c\u6307\u547d\u4ee4\u884c\u7684\u957f \u5ea6\u572865\u4e2a\u5b57\u7b26\u621665\u4e2a\u4ee5\u4e0b\u7684sed\u811a\u672c\u3014\u8bd1\u6ce81\u3015\u3002\u672c\u6587\u6863\u7684\u5404\u79cd\u811a\u672c\u662f\u7531\u4ee5\u4e0b\u6240\u5217\u4f5c \u8005\u6240\u5199\u6216\u63d0\u4f9b\uff1a<\/p>\n Al Aab # \u5efa\u7acb\u4e86\u201cseders\u201d\u90ae\u4ef6\u5217\u8868 Edgar Allen # \u8bb8\u591a\u65b9\u9762 Yiorgos Adamopoulos # \u8bb8\u591a\u65b9\u9762 Dale Dougherty # \u300ased & awk\u300b\u4f5c\u8005 Carlos Duarte # \u300ado it with sed\u300b\u4f5c\u8005 Eric Pement # \u672c\u6587\u6863\u7684\u4f5c\u8005 Ken Pizzini # GNU sed v3.02 \u7684\u4f5c\u8005 S.G. Ravenhall # \u53bbhtml\u6807\u7b7e\u811a\u672c Greg Ubben # \u6709\u8bf8\u591a\u8d21\u732e\u5e76\u63d0\u4f9b\u4e86\u8bb8\u591a\u5e2e\u52a9 ————————————————————————-<\/p>\n\u8bd1\u6ce81\uff1a\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\uff0csed\u811a\u672c\u65e0\u8bba\u591a\u957f\u90fd\u80fd\u5199\u6210\u5355\u884c\u7684\u5f62\u5f0f\uff08\u901a\u8fc7`-e’\u9009\u9879\u548c`;’ \u53f7\uff09\u2014\u2014\u53ea\u8981\u547d\u4ee4\u89e3\u91ca\u5668\u652f\u6301\uff0c\u6240\u4ee5\u8fd9\u91cc\u8bf4\u7684\u5355\u884c\u811a\u672c\u9664\u4e86\u80fd\u5199\u6210\u4e00\u884c\u8fd8\u5bf9\u957f\u5ea6\u6709 \u6240\u9650\u5236\u3002\u56e0\u4e3a\u8fd9\u4e9b\u5355\u884c\u811a\u672c\u7684\u610f\u4e49\u4e0d\u5728\u4e8e\u5b83\u4eec\u662f\u4ee5\u5355\u884c\u7684\u5f62\u5f0f\u51fa\u73b0\u3002\u800c\u662f\u8ba9\u7528\u6237\u80fd \u65b9\u4fbf\u5730\u5728\u547d\u4ee4\u884c\u4e2d\u4f7f\u7528\u8fd9\u4e9b\u7d27\u51d1\u7684\u811a\u672c\u624d\u662f\u5176\u610f\u4e49\u6240\u5728\u3002<\/p>\n<\/div>\n<\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"SED\u5355\u884c\u811a\u672c\u5feb\u901f\u53c2\u8003 SED\u5355\u884c\u811a\u672c\u5feb\u901f\u53c2\u8003 \u6765\u6e90\uff1a http:\/\/sed.sourceforge.net\/ […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1821","post","type-post","status-publish","format-standard","hentry","category-code_related"],"_links":{"self":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/1821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/comments?post=1821"}],"version-history":[{"count":0,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/1821\/revisions"}],"wp:attachment":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/media?parent=1821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/categories?post=1821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/tags?post=1821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1821,"date":"2012-03-01T17:06:00","date_gmt":"2012-03-01T09:06:00","guid":{"rendered":""},"modified":"2012-03-01T17:06:00","modified_gmt":"2012-03-01T09:06:00","slug":"","status":"publish","type":"post","link":"https:\/\/kyle.ai\/blog\/1821.html","title":{"rendered":"SED\u5355\u884c\u811a\u672c\u5feb\u901f\u53c2\u8003"},"content":{"rendered":"