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支持IE和firefox的js代码美化加亮源码
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网络编程
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JavaScript
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自己在IE和FF试过了js代码加亮效果，用了一段别人的压缩后的代码作为例子，受限制，删了一部分。 发现错误的大虾一定要留下测试用的代码啊！
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML xmlns:v="urn:schemas-microsoft-com:vml"> <HEAD> <TITLE> 脚本之家 <A href="https://www.jb51.net">www.jb51.net</A> </TITLE> <META NAME="Generator" CONTENT="EditPlus"> <META NAME="Author" CONTENT=""> <META NAME="Keywords" CONTENT=""> <META NAME="Description" CONTENT=""> <link rel="Shortcut Icon" href="shell32.dll,20"> <STYLE> #oTxt{ color:#333333; background-color:#f0f0f0; font-family:Courier New; font-size:12px; margin:0; line-height:13px; border-left:none; overflow:scroll; } #oResult{ color:#333333; background-color:#f0f0f0; font-family: Courier New; font-size:12px; margin:0; line-height:13px; border-left:none; overflow:scroll; height:164px; } </STYLE> </HEAD> <BODY> <div id="oEditor" style="width:400;height:164px;padding:0;margin:0;border:none;border-right:solid 2px gray;border-bottom:solid 2px gray;"> <textarea id=oTxt wrap=off style="border:dashed 1px gray; border-right:none; border-bottom:none; width:400;height:164px;padding:2px;" onkeyup="_highlight()"> //<!-- // test comment // s = s.replace(/\/\//g, ''); /*/ 'this is a block' 'http://test.com' 'comment !!' //*/ //*/ 'string2' 'http://test.com' "string1/*" //*/ /*/ 'this is a block' 'http://test.com' "comment !!" /*/ "string1: start a comment /* " 'http://test.com' 'string2: end a comment */ ' //*/ /****************************\ * code highlight * * necrocoder 2006.05.11 * \****************************/ var sss = kkkk.innerHTML+"\r\n"; for(var i=0;i<5;i++) sss += kkkk.innerHTML+"\r\n"+"\r\n"; var tm = (new Date()).getTime(); sss = sss.syntaxed(); var dtm = (new Date()).getTime() - tm; aaa.innerHTML = sss; //aaaa.innerText = sss; document.write('highlighted in '+dtm+'ms.'); /* * Examples */ Array.prototype.indexOf=function(o){for(var i=0;i<this.length;i++){if(this[i]==o)return i;} return-1;};Array.prototype.lastIndexOf=function(o){for(var i=this.length-1;i>=0;i--){if(this[i]==o)return i;}return-1;};Array.prototype.contains=function(o){return this.indexOf(o)!= -1;};Array.prototype.copy=function(o){return this.concat();};Array.prototype.insertAt=function(o,i){this.splice(i,0,o);};Array.prototype.insertBefore=function(o,o2){var i=this.indexOf(o2);if(i== -1)this.push(o);else this.splice(i,0,o);};Array.prototype.removeAt=function(i){this.splice(i,1);};Array.prototype.remove=function(o){var i=this.indexOf(o);if(i!= -1)this.splice(i,1);};String.prototype.trim=function(){return this.replace(/(^\s+)|\s+$/g,"");};Function.READ=1;Function.WRITE=2;Function.READ_WRITE=3;Function.prototype.addProperty=function(sName,nReadWrite){nReadWrite=nReadWrite||Function.READ_WRITE;var capitalized=sName.charAt(0).toUpperCase()+sName.substr(1);if(nReadWrite&Function.READ) this.prototype["get"+capitalized]=new Function("","return this._"+sName+";");if(nReadWrite&Function.WRITE) this.prototype["set"+capitalized]=new Function(sName,"this._"+sName+" = "+sName+";");};function BiObject(){this._hashCode=BiObject._hashCodePrefix+Math.round(Math.random()*1000)+BiObject._hashCodePrefix+BiObject._hashCodeCounter++;} _p=BiObject.prototype=new Object;_p._className="BiObject";_p._disposed=false;_p._id=null;BiObject._hashCodeCounter=1;BiObject._hashCodePrefix="hc";BiObject.toHashCode=function(o){if(o._hashCode!=null) return o._hashCode;return o._hashCode=BiObject._hashCodePrefix+Math.round(Math.random()*1000)+BiObject._hashCodePrefix+BiObject._hashCodeCounter++;};BiObject.prototype.getDisposed=function(){return this._disposed;};BiObject.prototype.getId=function(){return this._id;};BiObject.prototype.setId=function(v){this._id=v;};BiObject.prototype.getUserData=function(){return this._userData;};BiObject.prototype.setUserData=function(v){this._userData=v;};_p.toHashCode=function(){return BiObject.toHashCode(this);};_p.dispose=function(){this._disposed=true;delete this._userData;};_p.toString=function(){if(this._className) return"[object "+this._className+"]";return"[object Object]";};_p.getProperty=function(sPropertyName){var getterName="get"+sPropertyName.charAt(0).toUpperCase()+sPropertyName.substr(1);if(typeof this[getterName]=="function") return this[getterName]();throw new Error("No such property, "+sPropertyName);};_p.setProperty=function(sPropertyName,oValue){var setterName="set"+sPropertyName.charAt(0).toUpperCase()+sPropertyName.substr(1);if(typeof this[setterName]=="function") this[setterName](oValue);else throw new Error("No such property, "+sPropertyName);};_p.setAttribute=function(sName,sValue,oParser) {var v;if(sValue=="true") v=true;else if(sValue=="false") v=false;else if(parseFloat(sValue)==sValue) v=parseFloat(sValue);else v=sValue;this.setProperty(sName,v);};_p.getAttribute=function(sName) {return String(this.getProperty(sName));};_p.addXmlNode=function(oNode,oParser) {if(oNode.nodeType==1) oParser.fromNode(oNode);};if(typeof BiObject=="undefined") BiObject=new Function;function BiBrowserCheck(){if(BiBrowserCheck._singleton) return BiBrowserCheck._singleton;var ua=navigator.userAgent;this._ie= /msie/i.test(ua);this._moz=navigator.product=="Gecko";this._platform=navigator.platform;if(this._moz) {/rv\:([^\);]+)(\)|;)/.test(ua);this._version=RegExp.$1;this._ie55=false;this._ie6=false;} else {/MSIE\s+([^\);]+)(\)|;)/.test(ua);this._version=RegExp.$1;this._ie55= /msie 5\.5/i.test(ua);this._ie6= /msie 6/i.test(ua);} BiBrowserCheck._singleton=this;} BiBrowserCheck.prototype=new BiObject;BiBrowserCheck.prototype.getIe=function() {return this._ie;};BiBrowserCheck.prototype.getIe55=function() {return this._ie55;};BiBrowserCheck.prototype.getIe6=function() {return this._ie6;};BiBrowserCheck.prototype.getMoz=function() {return this._moz;};BiBrowserCheck.prototype.getVersion=function() {return this._version;};BiBrowserCheck.prototype.getPlatform=function() {return this._platform;};var _br=new BiBrowserCheck;BiBrowserCheck.ie=_br.getIe();BiBrowserCheck.ie55=_br.getIe55();BiBrowserCheck.ie6=_br.getIe6();BiBrowserCheck.moz=_br.getMoz();BiBrowserCheck.version=_br.getVersion();BiBrowserCheck.platform=_br.getPlatform();_br=null;function BiUri(sBase,sRel) {this._params={};if(sBase) {this.setHref(sBase);if(sRel) this._setRelative(sRel)}} _p=BiUri.prototype=new BiObject;_p._className="BiUri";_p._scheme="";_p._userInfo="";_p._port="";_p._host="";_p._path="";_p._dirPath="";_p._fragment="";_p._query="";_p._hrefCache=null;BiUri.prototype.getScheme=function(){return this._scheme;};BiUri.prototype.getPath=function(){return this._path;};BiUri.prototype.getDirPath=function(){return this._dirPath;};BiUri.prototype.getHost=function(){return this._host;};BiUri.prototype.getPort=function(){return this._port;};BiUri.prototype.getFragment=function(){return this._fragment;};BiUri.prototype.getQuery=function(){return this._query;};BiUri.prototype.getUserInfo=function(){return this._userInfo;};BiUri.regExps={scheme:/^([^:]+)\:.+$/,user:/^([^@\/]+)@.+$/,host:/^([^:\/\?\#]+).*$/,port:/^:(\d+)/,path:/^([^\?#]*)/,dirPath:/^(.*\/)[^\/]*$/,fragment:/^[^#]*#(.*)$/,absUri:/^\w(\w|\d|\+|\-|\.)*:/i};_p.toString=function() {return this.getHref();};_p.setHref=function(s) {this._hrefCache=null;s=String(s);this._scheme="";this._userInfo="";this._host="";this._port=null;this._path="";this._dirPath="";this._query="";this._fragment="";this._params={};var err=new Error("Not a well formatted URI");var ok=BiUri.regExps.scheme.test(s);if(!ok)throw err;this._scheme=RegExp.$1;if(this._scheme=="mailto"||this._scheme=="news"||this._scheme=="view-source") s=s.substring(this._scheme.length+1);else s=s.substring(this._scheme.length+3);ok=BiUri.regExps.user.test(s);if(ok) {this._userInfo=RegExp.$1;s=s.substring(this._userInfo.length+1);} if(this._scheme!="file"||s.charAt(0)!="/") {ok=BiUri.regExps.host.test(s);if(!ok) throw err;this._host=RegExp.$1;s=s.substring(this._host.length);} ok=BiUri.regExps.port.test(s);if(ok) {this._port=Number(RegExp.$1);s=s.substring(RegExp.$1.length+1);} this._parsePathAndRest(s);};_p._parsePathAndRest=function(s) {var err=new Error("Not a well formatted URI");var ok=BiUri.regExps.path.test(s);if(!ok) throw err;this._path=RegExp.$1;s=s.substring(this._path.length);if(this._path==""&&(this._scheme=="file"||this._scheme=="http"||this._scheme=="https"||this._scheme=="ftp")) {this._path="/";} var segments=this._path.split("/");var sb=[];var j=0;for(var i=0;i<segments.length;i++) {if(segments[i]==".") continue;if(segments[i]=="..") {j--;delete sb[j];sb.length=j continue;} sb[j++]=segments[i];} this._path=sb.join("/");if(this._path.length>0) {ok=BiUri.regExps.dirPath.test(this._path);if(!ok) throw err;this._dirPath=RegExp.$1;} ok=BiUri.regExps.fragment.test(s);if(ok) {this._fragment=RegExp.$1;s=s.substring(0,s.length-this._fragment.length-1);this._fragment="#"+this._fragment.replace("#","%23");} this._query=s;s=s.substring(1);if(this._query!="") {var pairs=s.split(/\;|\&/);var parts;for(var i=0;i<pairs.length;i++) {parts=pairs[i].split("=");if(parts.length==2) this._params[parts[0]]=decodeURIComponent(parts[1]);else this._params[pairs[i]]=null;}}};_p._setRelative=function(s) {this._hrefCache=null;s=String(s);var isAbsolute=BiUri.regExps.absUri.test(s);if(isAbsolute) {this.setHref(s);return;} var dirPath=this._dirPath;this._path="";this._dirPath="";this._query="";this._fragment="";this._params={};if(s.charAt(0)=="/") {this._parsePathAndRest(s)} else this._parsePathAndRest(dirPath+s);};_p.getHref=function() {if(this._hrefCache!=null) return this._hrefCache;var s=this._scheme+(this._scheme=="mailto"||this._scheme=="news"||this._scheme=="view-source"?":":"://")+this._userInfo+(this._userInfo==""?"":"@")+this._host+(this._port!=null?":"+this._port:"")+this._path;var sb=[];for(var name in this._params) {if(this._params[name]!=null) sb.push(name+"="+encodeURIComponent(this._params[name]));else sb.push(name);} return this._hrefCache=s+this.getQuery()+this._fragment;};_p.getParam=function(sName) {return this._params[sName];};_p.setParam=function(sName,sValue) {this._hrefCache=null;return this._params[sName]=String(sValue);};_p.removeParam=function(sName) {this._hrefCache=null;delete this._params[sName];};_p.getQuery=function() {var sb=[];for(var name in this._params) {if(this._params[name]!=null) sb.push(name+"="+encodeURIComponent(this._params[name]));else sb.push(name);} return(sb.length>0?"?"+sb.join("&"):"");};function BiEvent(sType) {BiObject.call(this);this._type=sType;} _p=BiEvent.prototype=new BiObject;_p._className="BiEvent";_p._bubbles=false;_p._propagationStopped=true;_p._defaultPrevented=false;BiEvent.prototype.getType=function(){return this._type;};BiEvent.prototype.getTarget=function(){return this._target;};BiEvent.prototype.getCurrentTarget=function(){return this._currentTarget;};BiEvent.prototype.getBubbles=function(){return this._bubbles;};_p.initDispatch=function(){};_p.stopPropagation=function() {this._propagationStopped=true;};_p.preventDefault=function() {this._defaultPrevented=true;};_p.dispose=function() {this._target=null;this._currentTarget=null;};_p.getDefaultPrevented=function() {return this._defaultPrevented;};function BiMouseEvent(){};function BiKeyboardEvent(){};application=new BiApplication;application._coreScriptFiles_ie=["js/coreclasses.js","js/xmlrpc.js","js/guicomponents.js","js/gauge.ie.js","js/menu.ie.js","js/window.js","js/grids.js","js/databinding.js","js/chartingbase.js","js/charting.js","js/charting2.js","js/datetime.js"];application._coreScriptFiles_moz=["js/coreclasses.js","js/xmlrpc.js","js/guicomponents.js","js/menu.moz.js","js/window.js","js/grids.js","js/databinding.js","js/chartingbase.js","js/charting2.js","js/datetime.js"];if(BiBrowserCheck.ie) application._coreScriptFiles=application._coreScriptFiles_ie;else application._coreScriptFiles=application._coreScriptFiles_moz; //--> </textarea></div> <SCRIPT LANGUAGE="JavaScript"> <!-- var tm_highlight = null; function _highlight() { clearTimeout(tm_highlight); tm_highlight = setTimeout('document.getElementById("oResult").innerHTML = ("<nobr>"+document.getElementById("oTxt").value.formatJS()+"</nobr>");', 1000); } //String.prototype.div = document.createElement('div'); String.prototype.toHtml = function () { return this .replace(/\&/g, '&') .replace(/\</g, '<') .replace(/\>/g, '>') .replace(/\x20/g, ' ') .replace(/(\r\n|\r|\n)/g, ''); }; String.prototype.formatJS = function () { var s = this; var index = 0, brch=0; var keywords = ['abstract','boolean','break','byte','case','catch','char','class','const','continue','default','delete','do','double','else','extends','false','final','finally','float','for','function','goto','if','implements','import','in','instanceof','int','interface','long','native','new','null','package','private','protected','public','return','short','static','super','switch','synchronized','this','throw','throws','transient','true','try','typeof','var','void','while','with']; var objects = ['Anchor','anchors','Applet','applets','Area','Array','arguments','Button','Checkbox','Date','document','FileUpload','Form','forms','Frame','frames','Function','Hidden','history','Image','images','Link','links','Area','location','Math','MimeType','mimeTypes','navigator','options','Password','Plugin','plugins','Radio','Reset','RegExp','Select','String','Submit','Text','Textarea','window']; var specials = ['prototype','callee','caller','apply','call','encodeURIComponent','decodeURIComponent','parseInt','parseFloat','__defineGetter__','__defineSetter__']; var blocks = []; var indent = "", indent_fix=""; s=s .replace(/\t/g, ' ') .replace(/\r\n|\r/g, "\n") .replace(/(\/\/[^\n]*(\n|$)|\/\*(\*(?!\/)|[^\*])*\*+\/|\"(\\\"|\\\\|[^\"\n])*\"|\'(\\\'|\\\\|[^\'\n])*\'|([=!\(\:\{\[\;]\s*)\/(\\.|[^\/\n])+\/[igm]*)/g, function ($0) { var color = "#CCCCCC", ret = "'"; // comment var kkk = $0; if(kkk.charAt(0) == '"') color = "#FF00FF"; // double quote else if(kkk.charAt(0) == "'") color = "#9900FF"; // single quote else if(kkk.match(/^(?:[=!\(\:\{\[]\s*)(\/(\\.|[^\/\n])+\/[igm]*$)/)) { ret = kkk.replace(/^([=!\(\:\{\[]\s*)(\/(\\.|[^\/\n])+\/[igm]*$)/, "$1'"); kkk = kkk.replace(/^([=!\(\:\{\[]\s*)(\/(\\.|[^\/\n])+\/[igm]*$)/, "$2"); color = "#6666CC"; // regexp } blocks[blocks.length] = "<font color="+color+">"+kkk.toHtml()+"</font>"; return ret; }) // alert(blocks);s=s .replace(/(\}?[\n ]*;[\n ]*)/g, function ($0,$1){return $1.replace(/[\n ]/g, '')+"\n";}) .replace(/\b(else)\b/g, "$1\n") .replace(/\b((case|default)[^:]*\:)/g, "$1\n") .replace(/(\{[\n ]*)((([A-Za-z\$\_][0-9A-Za-z\$\_]*|`)[\n ]*\:[\n ]*[^,\}]+,?)+)([\n ]*\})/g, function ($0,$1,$2,$3,$4,$5) { return $1+$2.replace(/[\n ]+/g, ' ').replace(/(([A-Za-z\$\_][0-9A-Za-z\$\_]*|`)\:[^,\}]+,?)/g, "$1\n")+$5; }) .replace(/[\n ]*(\{|\};?)[\n ]*/g, function ($0, $1) { if($1.charAt(0) == '}') brch--; var ss = "\n"; for(var i=0;i<brch;i++) ss += " "; if($1 == '{') brch++; return ss+$1+"\n"; }) .replace(/[\n ]*\{[\n ]*\}/g, '{}') .replace(/^[ ]*([^\{\}])/g, "$1") .replace(/(\n\s*for\b[^\n]*\;\s*)\n/g, '$1') .replace(/(\n\s*for\b[^\n]*\;\s*)\n/g, '$1') .replace(/\n\s*(for|while|if|switch)\b[^\n]*; *\n/g, function ($0, $1) { var le = 0; for(var i=0;i<$0.length;i++) if($0.charAt(i) == '(') le++; else if($0.charAt(i) == ')'){le--; if(le == 0)return $0.substr(0,i+1)+"\n"+$0.substr(i+1,$0.length);} }) .replace(/(\n *)*(\n *)/g, "$2") .replace(/(`\s*)\+(?=\s*`)/g, "$1\n+") .replace(/( *)([^\n]*)\n/g, function ($0, space, text) { var ret = $0; if(text.match(/^\{/)) { indent = space+" "; indent_fix = ""; } else if(text.match(/^\}/)) { indent = space; indent_fix = ""; } else { if(text.match(/^(case|default)\b/)) ret = indent.substr(0,indent.length-4) + text; else ret = indent + indent_fix + text; if(text.match(/^(if|for|else|var|while)\b/) && !text.match(/\;\s*$/)) indent_fix = " "; else if(!text.match(/[^\;]\s*$/)) indent_fix = ""; if(text.charAt(0)=='+') ret = " "+ret; ret += "\n"; } return ret; }) .replace(/\&/g, '&') .replace(/\</g, '<') .replace(/\>/g, '>') .replace(/\x20/g, ' ') .replace(eval('/\\b('+keywords.join('|')+')\\b/g'),'<font color=blue>$1</font>') // keywords .replace(eval('/\\b('+objects.join('|')+')\\b/g'),'<font color=red>$1</font>') // objects .replace(eval('/\\b('+specials.join('|')+')\\b/g'),'<font color=#0099CC>$1</font>') // objects .replace(/\n/g, '') .replace(/\'/g, function ($0){return blocks[index++];}); return s; } tm_highlight = setTimeout('document.getElementById("oResult").innerHTML = ("<nobr>"+document.getElementById("oTxt").value.formatJS()+"</nobr>");', 1); //--> </SCRIPT> <hr style="color:black;height:2px;"> <div id="oResult" style="width:100%;height:164px;padding:0;margin:0;border: dashed 1px gray;border-right:solid 2px gray;border-bottom:solid 2px gray;" contentEditable> </div> </BODY> </HTML>
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