- var elem, options, isFunction = jQuery.isFunction(value);
-
- if ( typeof name === "string" ) { // A single attribute
- if ( value === undefined ) { // Query it on first element
- return this.length ?
- jQuery.attr( this[0], name ) :
- null;
- } else { // Set it on all elements
- for ( var i = 0, l = this.length; i < l; i++ ) {
- elem = this[i];
- if ( isFunction )
- value = value.call(elem,i);
- jQuery.attr( elem, name, value );
+ return jQuery.access( this, name, value, true, jQuery.attr );
+ },
+
+ removeAttr: function( name, fn ) {
+ return this.each(function(){
+ jQuery.attr( this, name, "" );
+ if ( this.nodeType === 1 ) {
+ this.removeAttribute( name );
+ }
+ });
+ },
+
+ addClass: function( value ) {
+ if ( jQuery.isFunction(value) ) {
+ return this.each(function(i) {
+ var self = jQuery(this);
+ self.addClass( value.call(this, i, self.attr("class")) );
+ });
+ }
+
+ if ( value && typeof value === "string" ) {
+ var classNames = (value || "").split( rspaces );
+
+ for ( var i = 0, l = this.length; i < l; i++ ) {
+ var elem = this[i];
+
+ if ( elem.nodeType === 1 ) {
+ if ( !elem.className ) {
+ elem.className = value;
+
+ } else {
+ var className = " " + elem.className + " ",
+ setClass = elem.className;
+
+ for ( var c = 0, cl = classNames.length; c < cl; c++ ) {
+ if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) {
+ setClass += " " + classNames[c];
+ }
+ }
+ elem.className = jQuery.trim( setClass );
+ }