jquery 초기 버전

 jquery제작자 2006년 초기 버전 이네요. 

소스를 보시면 참고 되는 부분이 꽤 많습니다.

출처 : https://genius.it/johnresig.com/files/jquery-original.html

function $(a,c) {
    if ( a == null ) return;
    // Since we're using Prototype's $ function,
    // be nice and have backwards compatability
    if ( typeof Prototype != "undefined" && a.constructor == String ) {
        var re = new RegExp( "[^a-zA-Z0-9_-]" );
        if ( !re.test(a) ) {
            var c = ((c&&c.documentElement) || document);
            if ( c.getElementsByTagName(a).length == 0 ) {
                var obj = c.getElementById(a);
                if ( obj != null ) return obj;
            }
        }
    }
    // Load Dynamic Function List
    var self = {
        cur: $.Select(a,c),
        
        // The only two getters
        size: function() {
            return this.get().length;
        },
        get: function(i) {
            if ( i == null )
                return this.$$unclean ? $.sibling(this.$$unclean[0]) : this.cur;
            else
                return (this.get())[i];
        },
        "_get": function(i) {
            if ( i == null )
                return this.cur;
            else
                return this.cur[i];
        },
        
        each: function(f) {
            for ( var i = 0; this.cur && i < this._get().length; i++ ) {
                if ( this._get(i) ) {
                    this._get(i).$$tmpFunc = f;
                    this._get(i).$$tmpFunc(i);
                    this._get(i).$$tmpFunc = null;
                }
            }
            return this;
        },
        set: function(a,b) {
            return this.each(function(){
                if ( b == null )
                    for ( var j in a )
                        this[j] = a[j];
                else {
                    if ( b.constructor != String ) {
                        for ( var i in b ) {    
                            var c = $.Select(i,this);
                            for ( var j in c )
                                c[j][a] = b[i];
                        }
                    } else
                      this[a] = b;
                }
            });
        },
        html: function(h) {
            return this.set( "innerHTML", h );
        },
        // Deprecated
        style: function(a,b){ return this.css(a,b); },
        
        css: function(a,b) {
            return this.each(function(){
                if ( !b )
                    for ( var j in a )
                        this.style[j] = a[j];
                else
                    this.style[a] = b;
            });
        },
        toggle: function() {
            return this.each(function(){
                var d = $.getCSS(this,"display");
                if ( d == "none" || d == '' )
                    $(this).show();
                else
                    $(this).hide();
            });
        },
        show: function(a) {
            return this.each(function(){
                this.style.display = this.$$oldblock ? this.$$oldblock : 'block';
            });
        },
        hide: function(a) {
            return this.each(function(){
                this.$$oldblock = $.getCSS(this,"display");
                this.style.display = 'none';
            });
        },
        addClass: function(c) {
            return this.each(function(){
                if ($.hasWord(this,c)) return;
                this.className += ( this.className.length > 0 ? " " : "" ) + c;
            });
        },
        removeClass: function(c) {
            return this.each(function(){
                if (!$.hasWord(this,c)) return;
                var ret = "";
                var s = this.className.split( " " );
                for ( var i = 0; i < s.length; i++ )
                    if ( s[i] != c )
                        ret += ( ret.length > 0 ? " " : "" ) + s[i];
                this.className = ret;
            });
        },
        remove: function() {
            this.each(function(){this.parentNode.removeChild( this );});
            this.cur = [];
            return this;
        },
        
        wrap: function() {
            var a = $.clean(arguments);
            return this.each(function(){
                var b = a[0].cloneNode(true);
                this.parentNode.insertBefore( b, this );
                while ( b.firstChild ) b = b.firstChild;
                b.appendChild( this );
            });
        },
        
        append: function() {
            var a = $.clean(arguments);
            return this.each(function(){
                for ( var i in a )
                    if ( a[i].cloneNode != null )
                    this.appendChild( a[i].cloneNode(true) );
            });
        },
        appendTo: function() {
            var self = this;
            var a = arguments;
            return this.each(function(){
                for ( var i = 0; i < a.length; i++ ) {
                    if ( self.$$unclean )
                      $(a[i]).append( self.get() );
                    else
                      $(a[i]).append( this );
                }
            });
        },
        
        prepend: function() {
            var a = $.clean(arguments);
            return this.each(function(){
                for ( var i = a.length - 1; i >= 0; i-- )
                    this.insertBefore( a[i].cloneNode(true), this.firstChild );
            });
        },
        
        before: function() {
            var a = $.clean(arguments);
            return this.each(function(){
                for ( var i in a )
                    this.parentNode.insertBefore( a[i].cloneNode(true), this );
            });
        },
        
        after: function() {
            var a = $.clean(arguments);
            return this.each(function(){
                for ( var i = a.length - 1; i >= 0; i-- )
                    this.parentNode.insertBefore( a[i].cloneNode(true), this.nextSibling );
            });
        },
        
        bind: function(t,f) {
            return this.each(function(){addEvent(this,t,f);});
        },
        unbind: function(t,f) {
            return this.each(function(){removeEvent(this,t,f);});
        },
        
        find: function(t) {
            var old = [], ret = [];
            this.each(function(){
                old.push( this );
                ret = $.merge( ret, $.Select(t,this) );
            });
            this.old = old;
            this.cur = ret;
            return this;
        },
        end: function() {
            this.cur = this.old;
            return this;
        },
        filter: function(t) {
            this.cur = $.filter(t,this.cur).r;
            return this;
        },
        not: function(t) {
            if ( t.constructor == String )
                this.cur = $.filter(t,this.cur,false).r;
            else
                this.cur = $.grep(this.cur,function(a){return a != t;});
            return this;
        },
        add: function(t) {
            if ( t.constructor == String )
                this.cur = $.merge(this.cur,$.Select(t));
            else if ( t.constructor == Array )
                this.cur = $.merge(this.cur,t);
            else
                this.cur = $.merge(this.cur,new Array(t));
            return this;
        }
    };
    for ( var i in $.fn ) {
        if ( self[i] != null )
            self["_"+i] = self[i];
        self[i] = $.fn[i];
    }
    
    if ( typeof Prototype != "undefined" && a.constructor != String ) {
        for ( var i in self ) {(function(j){
            try {
                if ( j.indexOf('on') != 0 || j == "onready" ) {
                    a[j] = function() {
                        return self[j].apply(self,arguments);
                    };
                }
            } catch (e){}
        })(i);}
        return a;
    }
    
    return self;
}
function $C(a) {
  if ( a.indexOf('<') >= 0 ) {
    if ( a.indexOf('<tr') >= 0 ) {
      var r = $C("table").html("<tbody>"+a+"</tbody>");
      r.$$unclean = r.get(0).childNodes[0].childNodes;
    } else {
      var r = $C("div").html(a);
      r.$$unclean = r.get(0).childNodes;
    }
    return r;
  } else {
    return $(document.createElement(a),document);
  }
}
$.getCSS = function(e,p) {
  if (e.style[p])
    return e.style[p];
  else if (e.currentStyle)
    return e.currentStyle[p];
  else if (document.defaultView && document.defaultView.getComputedStyle) {
    p = p.replace(/([A-Z])/g,"-$1");
    p = p.toLowerCase();
    return document.defaultView.getComputedStyle(e,"").getPropertyValue(p);
  } else
    return null;
};
$.clean = function(a) {
    var r = new Array();
    for ( var i = 0; i < a.length; i++ ) {
        if ( a[i].constructor == String ) {
            //a[i] = a[i].replace( /#([a-zA-Z0-9_-]+)/g, " id='$1' " );
            //a[i] = a[i].replace( /\.([a-zA-Z0-9_-]+)/g, " class='$1' " );
            var div = document.createElement("div");
            div.innerHTML = a[i];
            for ( var j = 0; j < div.childNodes.length; j++ )
                r.push( div.childNodes[j] );
        } else if ( a[i].length ) {
            for ( var j = 0; j < a[i].length; j++ )
                r.push( a[i][j] );
        } else {
            r.push( a[i] ); //.cloneNode(true) );
        }
    }
    return r;
};
$.g = {
    '': "m[2] == '*' || a.nodeName.toUpperCase() == m[2].toUpperCase()",
    '#': "a.id == m[2]",
    ':': {
        lt: "i < m[3]-0",
        gt: "i > m[3]-0",
        nth: "m[3] - 0 == i",
        eq: "m[3] - 0 == i",
        first: "i == 0",
        last: "i == r.length - 1",
        even: "i % 2 == 0",
        odd: "i % 2 == 1",
        "first-child": "$.sibling(a,0).cur",
        "nth-child": "(m[3] == 'even'?$.sibling(a,m[3]).n % 2 == 0 :(m[3] == 'odd'?$.sibling(a,m[3]).n % 2 == 1:$.sibling(a,m[3]).cur))",
        "last-child": "$.sibling(a,0,true).cur",
        "nth-last-child": "$.sibling(a,m[3],true).cur",
        "first-of-type": "$.ofType(a,0)",
        "nth-of-type": "$.ofType(a,m[3])",
        "last-of-type": "$.ofType(a,0,true)",
        "nth-last-of-type": "$.ofType(a,m[3],true)",
        "only-of-type": "$.ofType(a) == 1",
        "only-child": "$.sibling(a).length == 1",
        parent: "a.childNodes.length > 0",
        empty: "a.childNodes.length == 0",
        lang: "a.lang == m[3]",
        root: "a == ( a.ownerDocument ? a.ownerDocument : document ).documentElement",
        contains: "(a.innerText || a.innerHTML).indexOf(m[3]) != -1",
        visible: "(!a.type || a.type != 'hidden') && ($.getCSS(a,'display') != 'none' && $.getCSS(a,'visibility') != 'hidden')",
        hidden: "(a.type && a.type == 'hidden') || $.getCSS(a,'display') == 'none' || $.getCSS(a,'visibility') == 'hidden'",
        enabled: "a.disabled == false",
        disabled: "a.disabled",
        checked: "a.checked",
        indeterminate: "a.checked != null && !a.checked"
    },
    ".": "$.hasWord(a.className,m[2]) || $.hasWord(a.getAttribute('class'),m[2])",
    "@": {
        "=": "a.getAttribute(m[3]) == m[4]",
        "!=": "a.getAttribute(m[3]) != m[4]",
        "~=": "$.hasWord(a.getAttribute(m[3]),m[4])",
        "|=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4])==0:false",
        "^=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4])==0:false",
        "$=": "a.getAttribute(m[3]) != null ? a.getAttribute(m[3]).substr( a.getAttribute(m[3]).length - m[4].length, m[4].length ) == m[4] : false",
        "*=": "a.getAttribute(m[3])?a.getAttribute(m[3]).indexOf(m[4]) != -1 : false",
        "": "m[3] == '*' ? a.attributes.length > 0 : a.getAttribute(m[3])"
    },
    "[": "$.Select(m[2],a).length > 0"
};
// Frequently-used Accessors
window.cssQuery = $.Select;
document.getElementsByClass = function(a){return $.Select("."+a)};
document.getElementsBySelector = $.Select;
$.fn = {};
$.Select = function( t, context ) {
  if ( context == null )
    var context = document;
    
    if ( t.constructor != String )
        return new Array( t );
    
    if ( t.indexOf("//") == 0 ) {
        context = context.documentElement;
        t = t.substr(2,t.length);
    } else if ( t.indexOf("/") == 0 ) {
        context = context.documentElement;
        t = t.substr(1,t.length);
        // Assume the root element is right :(
        if ( t.indexOf('/') )
            t = t.substr(t.indexOf('/'),t.length);
    }
    
    // Make Xpath Axes Sane
    var re = new RegExp( "/?descendant::", "i" );
    t = t.replace( re, " " );
    var re = new RegExp( "/?child::", "i" );
    t = t.replace( re, "/" );
    // If only...
    //var re = new RegExp( "/?following-sibling::", "i" );
    //t = t.replace( re, " + " );
    var re = new RegExp( "/?preceding-sibling::", "i" );
    t = t.replace( re, " ~ " );
    var re = new RegExp( "/?self::", "i" );
    t = t.replace( re, "" );
    var re = new RegExp( "/?parent::", "i" );
    t = t.replace( re, " .. " );
    
    // following
    // preceding
    // ancestor
    // ancestor-or-self
    // descendant-or-self
    
    var ret = new Array( context );
  var done = new Array();
    var last = null;
  
  while ( t.length > 0 && last != t ) {
    var r = new Array();
        last = t;
    
    t = $.cleanSpaces(t);
    
    var re = new RegExp( "^//", "i" );
    t = t.replace( re, "" );
    if ( t.indexOf('..') == 0 || t.indexOf('/..') == 0 ) {
            if ( t.indexOf('/') == 0 )
                t = t.substr(1,t.length);
      r = $.map( ret, function(a){ return a.parentNode; } );
            t = t.substr(2,t.length);
            t = $.cleanSpaces(t);
    } else if ( t.indexOf('>') == 0 || t.indexOf('/') == 0 ) {
      r = $.map( ret, function(a){ return ( a.childNodes.length > 0 ? $.sibling( a.firstChild ) : null ); } );
            t = t.substr(1,t.length);
            t = $.cleanSpaces(t);
    } else if ( t.indexOf('+') == 0 ) {
      r = $.map( ret, function(a){ return $.sibling(a).next; } );
            t = t.substr(1,t.length);
            t = $.cleanSpaces(t);
    } else if ( t.indexOf('~') == 0 ) {
      r = $.map( ret, function(a){
        var r = new Array();
        var s = $.sibling(a);
        if ( s.n > 0 )
          for ( var i = s.n; i < s.length; i++ )
            r.push( s[i] );
        return r;
      } );
            t = t.substr(1,t.length);
            t = $.cleanSpaces(t);
    } else if ( t.indexOf(',') == 0 || t.indexOf('|') == 0 ) {
      if ( ret[0] == context ) ret.shift();
      done = $.merge( done, ret );
      r = ret = new Array( context );
            t = " " + t.substr(1,t.length);
    } else {
      var re = new RegExp( "^([#.]?)([a-z0-9\\*-]*)", "i" );
      var m = re.exec(t);
            if ( m[1] == "#" ) {
                var oid = document.getElementById(m[2]);
                if ( oid != null ) r = [ oid ];
                else r = [];
            }
            if ( m[2] == "" || m[1] == "." ) m[2] = "*";
            else t = t.replace( re, "" );
            for ( var i = 0; i < ret.length; i++ ) {
                var o = ret[i];
                if ( o ) {
                    switch( m[2] ) {
                        case '*':
                            r = $.merge( $.getAll(o), r );
                        break;
                        case 'text': case 'radio': case 'checkbox': case 'hidden':
                        case 'button': case 'submit': case 'image': case 'password':
                        case 'reset': case 'image': case 'file':
                            r = $.merge( $.grep( o.getElementsByTagName( "input" ), 
                                        function(a){ return a.type == m[2] }), r );
                        break;
                        case 'input':
                            r = $.merge( o.getElementsByTagName( "input" ), r );
                            r = $.merge( o.getElementsByTagName( "select" ), r );
                            r = $.merge( o.getElementsByTagName( "textarea" ), r );
                        break;
                        default:
                            r = $.merge( o.getElementsByTagName( m[2] ), r );
                        break;
                    }
                }
            }
    }
        
        var val = $.filter(t,r);
        r = val.r;
        t = val.t;
    t = $.cleanSpaces(t);
    ret = r;
  }
  if ( ret && ret[0] == context ) ret.shift();
  done = $.merge( done, ret );
  return done;
};
$.filter = function(t,r,not) {
    var g = $.grep;
    if ( not == false ) var g = function(a,f) {return $.grep(a,f,true);};
    
    while ( t.length > 0 && t.match(/^[:\\.#\\[a-zA-Z\\*]/) ) {
        var re = new RegExp( "^\\[ *@([a-z0-9\\(\\)-]+) *([~!\\|\\*$^=]*) *'?\"?([^'\"]*)'?\"? *\\]", "i" );
        var m = re.exec(t);
        
        if ( m != null ) {
            m = new Array( '', '@', m[2], m[1], m[3] );
        } else {
            var re = new RegExp( "^(\\[) *([^\\]]*) *\\]", "i" );
            var m = re.exec(t);
            
            if ( m == null ) {
                var re = new RegExp( "^(:)([a-z0-9\\*-]*)\\( *[\"']?([^ \\)'\"]*)['\"]? *\\)", "i" );
                var m = re.exec(t);
                
                if ( m == null ) {
                    var re = new RegExp( "^([:\\.#]*)([a-z0-9\\*-]*)", "i" );
                    var m = re.exec(t);
                }
            }
        }
        t = t.replace( re, "" );
        
        if ( m[1] == ":" && m[2] == "not" )
            r = $.filter(m[3],r,false).r;
        else {
            if ( $.g[m[1]].constructor == String )
                var f = $.g[m[1]];
            else if ( $.g[m[1]][m[2]] )
                var f = $.g[m[1]][m[2]];
                        
            if ( f != null ) {
                eval("f = function(a,i){return " + f + "}");
                r = g( r, f );
            }
        }
    }
    return { r: r, t: t };
};
$.cleanSpaces = function(t) {
    var re = new RegExp("^\\s+");
    t = t.replace( re, "" );
    var re = new RegExp("\\s+$");
    t = t.replace( re, "" );
    return  t;
};
$.ofType = function(a,n,e) {
    var t = $.grep($.sibling(a),function(b){return b.nodeName == a.nodeName});
    if ( e ) n = t.length - n - 1;
    return n != null ? t[n] == a : t.length;
};
$.sibling = function(a,n,e) {
  var type = new Array();
  var tmp = a.parentNode.childNodes;
  for ( var i = 0; i < tmp.length; i++ ) {
    if ( tmp[i].nodeType == 1 )
      type.push( tmp[i] );
    if ( tmp[i] == a )
      type.n = type.length - 1;
  }
  if ( e ) n = type.length - n - 1;
  type.cur = ( type[n] == a );
  type.prev = ( type.n > 0 ? type[type.n - 1] : null );
  type.next = ( type.n < type.length - 1 ? type[type.n + 1] : null );
  return type;
};
$.hasWord = function(e,a) {
  if ( e == null ) return false;
    if ( e.className != null ) e = e.className;
  var s = e.split( " " );
  for ( var i = 0; i < s.length; i++ )
    if ( s[i] == a ) return true;
  return false;
};
$.getAll = function(o,r) {
    if(!r) var r = new Array();
    var s = o.childNodes;
    for ( var i = 0; i < s.length; i++ ) {
        if ( s[i].nodeType == 1 ) {
            r.push(s[i]);
            $.getAll( s[i], r );
        }
    }
    return r;
};
$.merge = function(a,b) {
  for ( var i = 0; i < a.length; i++ ) {
    var c = true;
    for ( var j = 0; j < b.length; j++ )
      if ( a[i] == b[j] )
        c = false;
        if ( c )
            b.push( a[i] );
  }
    return b;
};
$.grep = function(a,f,s) {
  var r = new Array();
    if ( a != null )
        for ( var i = 0; i < a.length; i++ )
            if ( (!s && f(a[i],i)) || (s && !f(a[i],i)) )
                r.push( a[i] );
  return r;
};
$.map = function(a,f) {
  var r = new Array();
  for ( var i = 0; i < a.length; i++ ) {
    var t = f(a[i],i);
    if ( t != null ) {
      if ( t.constructor != Array ) t = new Array(t);
            r = $.merge( t, r );
        }
  }
  return r;
};
// addEvent/removeEvent
// Original by Dean Edwards
// Modified by John Resig
function addEvent(element, type, handler) {
    if (!handler.$$guid) handler.$$guid = addEvent.guid++;
    if (!element.events) element.events = {};
    var handlers = element.events[type];
    if (!handlers) {
        handlers = element.events[type] = {};
        if (element["on" + type])
            handlers[0] = element["on" + type];
    }
    handlers[handler.$$guid] = handler;
    element["on" + type] = handleEvent;
};
addEvent.guid = 1;
function removeEvent(element, type, handler) {
    if (element.events) {
        if (type && element.events[type]) {
            if ( handler ) {
                delete element.events[type][handler.$$guid];
            } else {
                for ( var i in element.events[type] )
                    removeEvent( element, type, element.events[type][i] );
            }
        } else {
            for ( var i in element.events )
                removeEvent( element, i );
        }
    }
};
function handleEvent(event) {
    var returnValue = true;
    event = event || fixEvent(window.event);
    var handlers = [];
    for ( var i in this.events[event.type] )
        handlers.push( this.events[event.type][i] );
    
    //var handlers = this.events[event.type];
    for (var i in handlers) {
        try {
            if ( handlers[i].constructor == Function ) {
                this.$$handleEvent = handlers[i];
                if (this.$$handleEvent(event) === false) {
                    event.preventDefault();
                    event.stopPropagation();
                    returnValue = false;
                }
            }
        } catch(e){}
    }
    return returnValue;
};
function fixEvent(event) {
    event.preventDefault = fixEvent.preventDefault;
    event.stopPropagation = fixEvent.stopPropagation;
    return event;
};
fixEvent.preventDefault = function() {
    this.returnValue = false;
};
fixEvent.stopPropagation = function() {
    this.cancelBubble = true;
};
// Move to module
$.fn.text = function(e) {
    if ( !e ) var e = this.cur;
    var t = "";
    for ( var j = 0; j < e.length; j++ ) {
        for ( var i = 0; i < e[j].childNodes.length; i++ )
            t += e[j].childNodes[i].nodeType != 1 ?
                e[j].childNodes[i].nodeValue :
                $.fn.text(e[j].childNodes[i].childNodes);
    }
    return t;
};
setTimeout(function(){
  if ( typeof Prototype != "undefined" && $.g == null && $.clean == null )
    throw "Error: You are overwriting jQuery, please include jQuery last.";
}, 1000);