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YAHOO.namespace
YAHOO.lang
YAHOO.lang.hasOwnProperty
YAHOO.lang.extend
YAHOO.lang.augment
YAHOO.log
YAHOO_config and YAHOO.env
YUI Module Names
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//¶¨Òå°üÃû
YAHOO.namespace("test");
//¶¨ÒåÀà
YAHOO.test.Person = function(name) {
this.name = name;
}
YAHOO.test.Person.prototype.setName = function(name){ this.name = name;}
YAHOO.test.Person.prototype.getName = function(){ return this.name;}
//´´½¨Ò»¸ö¶ÔÏó
var p = new YAHOO.test.Person("jack");
console.log(p.getName());//jack
p.setName('tom');
console.log(p.getName());//tom
//²âÊÔinstanceof¼°p.constructorÊÇ·ñÕýÈ·Ö¸ÏòÁËYAHOO.test.Person
console.log(p instanceof YAHOO.test.Person);
console.log(p.constructor == YAHOO.test.Person);

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*/
function isSmall(str,len){
    if (str.length<len){
        return(true);
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 <head>
  <script type="text/javascript">
   function tree(treethis){
    if (treethis.alt == "+"){
     treethis.alt = "-";
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javascriptдÀ෽ʽ֮Îå

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* @param {Object} prototype
*/
function $define(constructor,prototype) {
var c = constructor || function(){};
var p = prototype || {};
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javascriptдÀ෽ʽ֮°Ë

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