AngularJS之forEach

 

angular.forEach

描述:

    循环对obj对象的每个元素调用iterator, obj对象可以是一个Object或一个Array. Iterator函数调用方法: iterator(value, key, obj), 其中obj是被迭代对象,key是obj的property key或者是数组的index,value就是相应的值啦. (此函数不能够迭代继承的属性.)

使用方法:

    angular.forEach(obj, iterator, [context])

参数详解:

    Param Type Details

    angular.forEach(obj, function(value,index,objs){}, context);

obj Object Array

被迭代的对象.

iterator Function

迭代函数

context

(optional)

Object

Object to become context (this) for the iterator function.

返回值:

    对obj的引用

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var heros = [{

        "hero" "曙光女神",

        "role" "sup",

        "line" "不管刮风还是下雨,太阳照常升起"}],

    context = document.getElementById('context'),

    arr = [];

    angular.forEach(heros,function(hero,index,objs){

        //value === objs[index]

        angular.forEach(hero,function(value,index){

            this.push(index+"-"+value);

        },arr);

    });

    context.innetText?context.innetText = arr.join(''):context.textContent = arr.join('');

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转载自blog.csdn.net/weibingbing_net/article/details/81662993