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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
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2. Javascriptѧϰ±Ê¼Ç2——º¯Êý
3. Javascriptѧϰ±Ê¼Ç3——×÷ÓÃÓò
4. Javascriptѧϰ±Ê¼Ç4——Evalº¯Êý
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function HashTable(){
var values = {};
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this.put = function(key, value){
if(key in values){
return false;
}
values[key] = value;
}
/** ¸ù¾Ý key ·µ»Ø value **/
this.find = function(key){
ret ......