jquery grep()筛选遍历数组
$().ready(
function(){
var array = [1,2,3,4,5,6,7,8,9];
var filterarray = $.grep(array,function(value){
return value > 5;//筛选出大于5的
});
for(var i=0;ijquery each()筛选遍历数组
$().ready(
function(){
var anObject = {one:1,two:2,three:3};//对json数组each
$.each(anObject,function(name,value) {
alert(name);
alert(value);
});
var anArray = ['one','two','three'];
$.each(anArray,function(n,value){
alert(n);
alert(value);
}
);
}
);jquery inArray()筛选遍历数组
$().ready(
function(){
var anArray = ['one','two','three'];
var index = $.inArray(‘two',anArray);
alert(index);//返回该值在数组中的键值，返回1
alert(anArray[index]);//value is two
}
);jquery map()筛选遍历数组
$().ready(
function(){
var strings = ['0','1','2','3','4','S','6'];
var values = $.map(strings,function(value){
var result = new Number(value);
return isNaN(result) ? null:result;//isNaN:is Not a Number的缩写
}
);
for (key in values) {
alert(values[key]);
}
}
);jquery遍历解析json对象1：
var json = [{dd:'SB',AA:'东东',re1:123},{cccc:'dd',lk:'1qw'}];
for(var i=0,l=json.length;ijquery遍历解析json对象2
//有如下 json对象：
var obj ={”name”:”冯娟”,”password”:”123456″,”department”:”技术部”,”sex”:” 女”,”old”:30};
//遍历方法：
for(var p in obj){
str = str+obj[p]+',';
return str;
} 
