SoFunction
Updated on 2025-04-03

Simple JS code compressor

<HTML><HEAD><TITLE>Format</TITLE>
<META content="MSHTML 6.00.2800.1528" name=GENERATOR>
<META content="" name=Author>
<META content="" name=Keywords>
<META content="" name=Description></HEAD>
<BODY>
<SCRIPT language=JavaScript>
<!--
/**//**//**//** 
**    ==================================================================================================  
**   Class name: CLASS_FORMATER
**    Function: JS Format
**   Example:
   ---------------------------------------------------------------------------------------------------  

           var xx        = new CLASS_FORMATER(code);            

           ("display").innerHTML = (); 

   ---------------------------------------------------------------------------------------------------  
**    Author: ttyp
**   Email: <a href="mailto:ttyp@">ttyp@</a>
**   Date: 2006-5-21
**     Version: 0.1
**    ==================================================================================================  
**/  

function CLASS_FORMAT(code){
//Hash table class
   function Hashtable(){
       this._hash        = new Object();
               = function(key,value){
                           if(typeof(key)!="undefined"){
                               if((key)==false){
                                   this._hash[key]=typeof(value)=="undefined"?null:value;
                                   return true;
                               } else {
                                   return false;
                               }
                           } else {
                               return false;
                           }
                       }
               = function(key){delete this._hash[key];}
               = function(){var i=0;for(var k in this._hash){i++;} return i;}
               = function(key){return this._hash[key];}
           = function(key){return typeof(this._hash[key])!="undefined";}
               = function(){for(var k in this._hash){delete this._hash[k];}}

   }

   this._caseSensitive = true;

//Convert string to hash table
   this.str2hashtable = function(key,cs){

       var _key    = (/,/g);
       var _hash    = new Hashtable(); 
       var _cs        = true;

   
       if(typeof(cs)=="undefined"||cs==null){
           _cs = this._caseSensitive;
       } else {
           _cs = cs;
       }

       for(var i in _key){
           if(_cs){
               _hash.add(_key[i]);
           } else {
               _hash.add((_key[i]+"").toLowerCase());
           }

       }
       return _hash;
   }

//Get the code that needs to be converted
   this._codetxt        = code;

   if(typeof(syntax)=="undefined"){
       syntax = "";
   }

   this._deleteComment = false;
//Is it case sensitive
   this._caseSensitive = true;
//The keywords that can be added to the block statement
   this._blockElement  = this.str2hashtable("switch,if,while,try,finally");
//It's a function statement
   this._function      = this.str2hashtable("function");
//The semicolon in brackets in this line is not used for line breaks
   this._isFor            = "for";

   this._choiceElement = this.str2hashtable("else,catch");

   this._beginBlock    = "{";
   this._endBlock      = "}";

   this._singleEyeElement = this.str2hashtable("var,new,return,else,delete,in,case");
//Get split characters
   this._wordDelimiters= "　 ,.?!;:\\/<>(){}[]\"'\r\n\t=+-|*%@#$^&";
//Quoted characters
   this._quotation     = this.str2hashtable("\",'");
//Line comment characters
   this._lineComment   = "//";
//Escape characters
   this._escape        = "\\";
//Multi-line reference starts
   this._commentOn        = "/*";
//Multi-line reference ends
   this._commentOff    = "*/";
//Line end words
   this._rowEnd        = ";";

   this._in            = "in";


           = false;
               = 0;

   this._tabNum        = 0;


    = function() {
       var codeArr        = new Array();
       var word_index    = 0;
       var htmlTxt        = new Array();

       if(){
           this._deleteComment = true;
       }


//Get split character array (word participle)
       for (var i = 0; i < this._codetxt.length; i++) {       
if (this._wordDelimiters.indexOf(this._codetxt.charAt(i)) == -1) {           //The keyword cannot be found
               if (codeArr[word_index] == null || typeof(codeArr[word_index]) == 'undefined') {
                   codeArr[word_index] = "";
               }
               codeArr[word_index] += this._codetxt.charAt(i);
           } else {
               if (typeof(codeArr[word_index]) != 'undefined' && codeArr[word_index].length > 0)
                   word_index++;
               codeArr[word_index++] = this._codetxt.charAt(i);                
           } 
       }


var quote_opened                                                                                                                            �
var slash_star_comment_opened   = false;    //Multi-line comment mark
var slash_slash_comment_opened = false;    //Single-line comment mark
var line_num                                                                                                                           �
var quote_char

       var function_opened             = false;

       var bracket_open                = false;
       var for_open                    = false;

//Display by split words and blocks
       for (var i=0; i <=word_index; i++){            
// Handle blank lines (due to escape)
           if(typeof(codeArr[i])=="undefined"||codeArr[i].length==0){
               continue;
           } else if(codeArr[i]==" "||codeArr[i]=="\t"){
               if(slash_slash_comment_opened||slash_star_comment_opened){
                   if(!this._deleteComment){
                       htmlTxt[] = codeArr[i];
                   }
               }
               if(quote_opened){
                       htmlTxt[] = codeArr[i];                    
               }
           } else if(codeArr[i]=="\n"){
// Handle line breaks
           } else if (codeArr[i] == "\r"){                                                                    
               slash_slash_comment_opened = false;    
               quote_opened    = false;
               line_num++;
               if(!){
                   htmlTxt[] = "\r\n"+ ();    
               }
//Processing parameter marks in function
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&(codeArr[i])){
               htmlTxt[] = codeArr[i]  + " ";
               function_opened = true;
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]==this._isFor){
               htmlTxt[] = codeArr[i];
               for_open = true;
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]=="("){
               bracket_open    = true;
               htmlTxt[] = codeArr[i];
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]==")"){
               bracket_open    = false;
               htmlTxt[] = codeArr[i];
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]==this._rowEnd){
               if(!){
                   if(!for_open){
                       if(i<word_index&&(codeArr[i+1]!="\r"&&codeArr[i+1]!="\n")){                            
                           htmlTxt[] = codeArr[i] + "\n" + ();
                       }else{
                           htmlTxt[] = codeArr[i] + ();
                       }
                   }else{
                       htmlTxt[] = codeArr[i];                    
                   }
               }else{
                   htmlTxt[] = codeArr[i];
               }
           } else if(!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]==this._beginBlock){
               for_open    = false;
               if(!){
                   switch(){
                       case 0:
                           this._tabNum++;
                           htmlTxt[] = codeArr[i] + "\n" + ();
                           break;
                       case 1:
                           htmlTxt[] = "\n" + ();
                           this._tabNum++;
                           htmlTxt[] = codeArr[i] + "\n"+ ();
                           break;
                       default:
                           this._tabNum++;
                           htmlTxt[] = codeArr[i];
                           break;

                   }
               }else{
                   htmlTxt[] = codeArr[i];
               }

           } else if(!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened &&codeArr[i]==this._endBlock){
               if(!){
                   this._tabNum--;
                   if(i<word_index&&codeArr[i+1]!=this._rowEnd){
                       htmlTxt[] = "\n" + () + codeArr[i];
                   }else{
                       htmlTxt[] = "\n" + () + codeArr[i];
                   }
               }else{
                   if(i<word_index&&codeArr[i+1]!=this._rowEnd){
                       htmlTxt[] = codeArr[i] + this._rowEnd;
                   }else{
                       htmlTxt[] = codeArr[i];
                   }
               }
//Processing keywords
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened && (codeArr[i])){     
               htmlTxt[] = codeArr[i];
//Processing built-in objects (adding a space afterwards)
           } else if (!slash_slash_comment_opened&&!slash_star_comment_opened && !quote_opened && (codeArr[i])){    
               if(codeArr[i]==this._in){
                   htmlTxt[] = " ";
               }
               htmlTxt[] = codeArr[i] + " ";
//Processing double quotes (the quotation marks cannot be escaped characters)
           } else if (!slash_star_comment_opened&&!slash_slash_comment_opened&&this._quotation.contains(codeArr[i])){                                                    
               if (quote_opened){
//is the corresponding quotes
                   if(quote_char==codeArr[i]){
                       htmlTxt[] = codeArr[i];                    
                       quote_opened    = false;
                       quote_char      = "";
                   } else {
                       htmlTxt[] = codeArr[i];            
                   }
               } else {
                   htmlTxt[] =  codeArr[i];
                   quote_opened    = true;
                   quote_char        = codeArr[i];
               }                    
//Processing escaped characters
           } else if(codeArr[i] == this._escape){    
               htmlTxt[] = codeArr[i]; 
               if(i<word_index-1){
                   if(codeArr[i+1].charCodeAt(0)>=32&&codeArr[i+1].charCodeAt(0)<=127){
                       htmlTxt[] = codeArr[i+1].substr(0,1);
                       htmlTxt[] = codeArr[i+1].substr(1);
                       i=i+1;
                   }
               }            
//The beginning of processing multi-line comments
           } else if (!slash_slash_comment_opened && !slash_star_comment_opened&&!quote_opened&&(this._commentOn,codeArr,i)){                                             
               slash_star_comment_opened = true;
               if(!this._deleteComment){
                   htmlTxt[] = this._commentOn;
               }
               i = i + (this._commentOn);    
//Processing single line comments
           } else if (!slash_slash_comment_opened && !slash_star_comment_opened&&!quote_opened&&(this._lineComment,codeArr,i)){                                                
               slash_slash_comment_opened = true;
               if(!this._deleteComment){
                   htmlTxt[] =  this._lineComment;
               }
               i = i + (this._lineComment);    
//Processing ignorant words
           } else if (!slash_slash_comment_opened && !slash_star_comment_opened&&!quote_opened&&(this._ignore,codeArr,i)){                                                
               slash_slash_comment_opened = true;
               htmlTxt[] = this._ignore;
               i = i + (this._ignore);                    
//The processing of multiple lines of comments ends
           } else if (!quote_opened&&!slash_slash_comment_opened&&(this._commentOff,codeArr,i)){                                
               if (slash_star_comment_opened) {
                   slash_star_comment_opened = false;
                   if(!this._deleteComment){
                       htmlTxt[] =  this._commentOff;
                   }
                   i = i + (this._commentOff);        
               }
           } else {
//Not in the string
               if(!quote_opened){
//If it is not a comment
                   if(!slash_slash_comment_opened && !slash_star_comment_opened){    
                           htmlTxt[] = codeArr[i];                        
//In the comments                                                            �
                   }else{
                       if(!this._deleteComment){
                           htmlTxt[] = codeArr[i];
                       }
                   }
               }else{
                           htmlTxt[] = codeArr[i];
               }
           }

       }

       return ("");
   }

    = function(str,code,index){

       if(typeof(str)!="undefined"&&>0){        
           var cc = new Array();            
           for(var i=index;i<index+;i++){
               cc[] = code[i];
           }
           var c = ("");
           if(this._caseSensitive){
               if(>=code[index].length&&(str)==0){
                   return true;
               }
           }else{
               if(>=code[index].length&&().indexOf(())==0){
                   return true;
               }
           }
           return false;

       } else {
           return false;
       }
   }

    = function(val){
       return this._function.contains(this._caseSensitive?val:());
   }

    = function(val) {        
       return this._blockElement.contains(this._caseSensitive?val:());
   }

    = function(val) {        
       return this._choiceElement.contains(this._caseSensitive?val:());
   }

    = function(val) {
       return this._singleEyeElement.contains(this._caseSensitive?val:());
   }

    = function(from,word){
       for(var i=from;i<;i++){
           if(word[i]!=" "&&word[i]!="\t"&&word[i]!="\r"&&word[i]!="\n"){                
               return (word[i]);
           }
       }
       return false;
   }

    = function(val){    
       var count = 0;
       for(var i=0;i<;i++){
           if(this._wordDelimiters.indexOf((i))>=0){
               count++;
           }
       }
       if(count>0){
           count=count-1;
       }
       return count;
   }

   =function(){
       var n = [];
       for(var i=0;i<this._tabNum;i++){
           n[] = "\t";
       }
       return ("");
   }
}

function doformat(o){
   var htmltxt = "";

   if (o == null){
       alert("domNode is null!");
       return;
   }

   var _codetxt = "";

   if(typeof(o)=="object"){
       switch(){
           case "TEXTAREA":
           case "INPUT":
               _codetxt = ;
               break;
           case "DIV":
           case "SPAN":
               _codetxt = ;
               break;
           default:
               _codetxt = ;
               break;
       }
   }else{
       _codetxt = o;
   }

   var _syn = new CLASS_FORMAT(_codetxt);
   htmltxt = _syn.format();
   return  htmltxt;
}


function go()
{
   var code    = ("code").value;
   var xx      = new CLASS_FORMAT(code);    
   var a       = new Date();

   if(('cboOperate').selectedIndex==1){
       =true;
   }else{
        = parseInt(('cboStyle').value);
   }
   ("display").value = ();
alert("Total flowers:"+ (new Date().getTime()-()) + "ms");
}
//-->
</SCRIPT>
<TEXTAREA id=code rows=12 cols=100>
/*
This is a class
*/


function    xx   (num,str){//Instructions
var a = num; = a;
 = function(){alert(str);}
 = function(){for(var i=0;i<10;i++){=i;}}};

= function(){alert("d  d        kd");}

var a = new xx(100,"hello"),b=new xx(0,"ttyp");
if(1>2)  {   alert();
}
else {
alert(" hell ");
}

();
();
alert();

</TEXTAREA> <BR>
<select  onchange="if(==1)('cboStyle').disabled=true;else ('cboStyle').disabled=false;">
<option value="0">Format</option>
<option value="1">Compression</option>
</select>
<select >
<option value="0">Classic</option>
<option value="1">Microsoft</option>
</select>
<INPUT onclick=go() type=button value=go><br>
<textarea id=display rows=12 cols=100>
</textarea>
</BODY></HTML>