程序代码着色脚本

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var DelphiKeywords =
‘absolute|abstract|and|array|as|asm|assembler|at|automated|’ +
‘begin|case|cdecl|class|const|constructor|contains|’ +
‘default|destructor|dispid|dispinterface|div|do|downto|dynamic|’ +
‘else|end|except|export|exports|external|’ +
‘far|file|final|finalization|finally|for|forward|function|’ +
‘goto|if|implementation|implements|in|index|inherited|initialization|inline|interface|is|’ +
‘label|library|message|mod|near|nil|nodefault|not|’ +
‘object|of|on|operator|or|out|overload|override|’ +
‘package|packed|pascal|private|procedure|program|property|protected|public|published|’ +
‘raise|read|readonly|record|reference|register|reintroduce|repeat|requires|resident|resourcestring|’ +
‘safecall|sealed|set|shl|shr|static|stdcall|stored|strict|string|’ +
‘then|threadvar|to|try|type|unit|until|uses|var|varirnt|virtual|’ +
‘while|with|write|writeonly|xor’;
 
var CppKeywords =
‘__declspec|__exception|__fastcall|__finally|__published|__try|’ +
‘break|case|catch|char|class|const|const_cast|continue|’ +
‘default|delete|deprecated|dllexport|dllimport|do|double|dynamic_cast|’ +
‘else|enum|explicit|extern|false|float|for|friend|goto|if|inline|int|long|’ +
‘mutable|naked|namespace|new|noinline|noreturn|nothrow|’ +
‘private|protected|public|register|reinterpret_cast|return|’ +
‘selectany|short|sizeof|static|static_cast|struct|switch|’ +
‘template|this|thread|throw|true|try|typedef|typeid|typename|’ +
‘union|unsigned|using|uuid|virtual|void|volatile|whcar_t|while’;
 
var CsKeywords =
‘abstract|as|base|bool|break|byte|case|catch|char|checked|class|const|continue|’ +
‘decimal|default|delegate|do|double|else|enum|event|explicit|extern|’ +
‘false|finally|fixed|float|for|foreach|from|get|goto|group|’ +
‘if|implicit|in|int|interface|internal|into|is|join|let|lock|long|’ +
‘namespace|new|null|object|operator|orderby|out|override|’ +
‘params|partial|private|protected|public|readonly|ref|return|’ +
‘sbyte|sealed|select|set|short|sizeof|stackalloc|static|string|struct|switch|’ +
‘this|throw|true|try|typeof|uint|ulong|unchecked|unsafe|ushort|using|’ +
‘value|var|virtual|void|volatile|where|while|yield’;
 
var CsClass =
‘Serializable|Console|Convert|Object|DllImport’; //随时补充
 
var JsKeywords =
‘break|false|in|this|void|continue|for|new|true|while|delete|function|null|’ +
‘typeof|with|else|if|return|var|case|debugger|export|super|catch|default|’ +
‘extends|switch|class|do|finally|throw|const|enum|import|try’;
 
//window.onload = function() {
var pres = document.getElementsByTagName("PRE");
for (var i=0; i< pres.length; i++) {
    //Delphi
    if (pres[i].className == "Delphi") {
      str = pres[i].innerHTML;
 
      r1 = "(\\(\\*[\\s\\S]*?\\*\\))";           // (* *)
      r2 = "((?:http:)?//.*)";                   // "//" and not "http://"
      r3 = "({(?!\\$)[\\s\\S]*?})";              // { }
      r4 = "(\\{\\${1}[a-zA-Z]+.+\\})";          // {$ }
      r5 = "(‘.*?’)";                            // ‘ ‘
      r6 = "([\\$\\#]{1,2}[a-fA-F0-9]+)\\b";     // $Hex or #Number
      r7 = "\\b(\\d+\\.?\\d*)\\b";               // Number
      r8 = "\\b(" + DelphiKeywords + ")\\b";     // Key
 
      rs = r1 + ‘|’ + r2 + ‘|’ + r3 + "|" + r4 + "|" + r5 + "|" + r6 + "|" + r7 + "|" + r8;
      rr = ‘<font color=#008000>$1$2$3</font>’ +
           ‘<font color=#008284>$4</font>’ +
           ‘<font color=#0000FF>$5$6$7</font>’ +
           ‘<font color=#000080><b>$8</b></font>’;
      re = new RegExp(rs,"g");
      str = str.replace(re, rr);
      pres[i].innerHTML = "<pre>" + str + "</pre>";
    }
    //End Delphi
 
    //C/C++
    if (pres[i].className == "cpp") {
      str = pres[i].innerHTML;
      r = new RegExp(‘<(?!hr).+( |>)’,'gi’);
      var arr = str.match(r);
 
      if(arr != null) for(var n=0; n<arr.length; n++) {
          an = arr[n]; an = arr[n].replace(‘<’,'&lt;’); an = an.toLowerCase();
          str = str.replace(arr[n], an);
        }
 
      r1 = "((?:http:)?//.*)";
      r2 = "(/\\*[\\s\\S]*?\\*/)";
      r3 = ‘(".*?")’;
      r4 = "(‘.*?’)";
      r5 = "(#.*)";
      r6 = "\\b(" + CppKeywords + ")\\b";
 
      rs = r1 + ‘|’ + r2 + ‘|’ + r3 + ‘|’ + r4 + ‘|’ + r5 + ‘|’ + r6;
      rr = ‘<font color=#008000>$1$2</font>’ +
           ‘<font color=#0000FF>$3</font>’ +
           ‘<font color=#800080>$4</font>’ +
           ‘<font color=#008284>$5</font>’ +
           ‘<font color=#000080><b>$6</b></font>’;
      re = new RegExp(rs,"g");
      str = str.replace(re, rr);
      pres[i].innerHTML = "<pre>" + str + "</pre>";
    }
    //End C/C++
 
    //JavaScript
    if (pres[i].className == "js") {
      str = pres[i].innerHTML;
      r = new RegExp(‘<(?!hr).+( |>)’,'gi’);
      var arr = str.match(r);
 
      if(arr != null) for(var n=0; n<arr.length; n++) {
          an = arr[n]; an = arr[n].replace(‘<’,'&lt;’); an = an.toLowerCase();
          str = str.replace(arr[n], an);
        }
 
      r1 = "((?:http:)?//.*)";
      r2 = "(/\\*[\\s\\S]*?\\*/)";
      r3 = ‘(".*?")’;
      r4 = "(‘.*?’)";
      r5 = "(#.*)";
      r6 = "\\b(" + JsKeywords + ")\\b";
 
      rs = r1 + ‘|’ + r2 + ‘|’ + r3 + ‘|’ + r4 + ‘|’ + r5 + ‘|’ + r6;
      rr = ‘<font color=#008000>$1$2</font>’ +
           ‘<font color=#CC0066>$3</font>’ +
           ‘<font color=#CC0066>$4</font>’ +
           ‘<font color=#008284>$5</font>’ +
           ‘<font color=#000080><b>$6</b></font>’;
      re = new RegExp(rs,"g");
      str = str.replace(re, rr);
      pres[i].innerHTML = "<pre>" + str + "</pre>";
    }
    //End JavaScript
 
    //cs
    if (pres[i].className == "cs") {
      str = pres[i].innerHTML;
      r = new RegExp(‘</?(?!hr)\\w+( |>)’,'gi’);
      var arr = str.match(r);
      if(arr != null) for(var n=0; n<arr.length; n++) {
          an = arr[n]; an = arr[n].replace(‘<’,'&lt;’); an = an.toLowerCase();
          str = str.replace(arr[n], an);
        }
 
      r1 = "(#if DBG[\\s\\S]+?#endif)";
      r2 = "(#[a-z ]*)";
      r3 = "(/// *&lt;[/\\w]+>)";
      r4 = "(/\\*[\\s\\S]*?\\*/)";
      r5 = "((?:http:)?//.*)";
      r6 = ‘(@?".*?")’;
      r7 = "(‘.*?’)";
      r8 = "\\b(" + CsKeywords + ")\\b";
      r9 = "\\b(" + CsClass + ")\\b";
 
      rs = r1 + ‘|’ + r2 + ‘|’ + r3 + ‘|’ + r4 + ‘|’ + r5 + ‘|’ + r6 + ‘|’ + r7 + ‘|’ + r8 + ‘|’ + r9;
      rr = ‘<font color=#808080>$1$2$3</font>’ +
           ‘<font color=#008000>$4$5</font>’ +
           ‘<font color=#A31515>$6$7</font>’ +
           ‘<font color=#0000FF>$8</font>’ +
           ‘<font color=#2B91AF>$9</font>’;
      re = new RegExp(rs,"g");
      str = str.replace(re, rr);
      pres[i].innerHTML = "<pre>" + str + "</pre>";
    }
    //End cs
}
//}

以上是js脚本内容。

使用方法:

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首先在 HTML 的 <head> 和 </head> 之间加上: <script defer type="text/javascript" src="上面的js.js"></script>

然后:

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<pre class=Delphi>Delphi 代码</pre>
<pre class=cs>C# 代码</pre>
<pre class=cpp>C 或 C++ 代码</pre>