js如何定义二维数组,一维的key为动态值。就是要处理二级菜单显示。_百 ...答:懂字典或map的概念吗:你需要的应该 是这样的数据结构:var menu = { "submenu1":[ {"name":"item1","id":"1","link":"}, {"name":"item2","id":"2","link":"} ], "submenu2":[ {"name":"item1","id":"1","link":"}, {"name":...
[js编程]数组[{1,1},{2,2},{2,2},{3,1},{3,3}] 输出[{1,1},{2,4}...答:for(var i =0;i<array.length;i++){ //取出每个对象的第一属性 var key =array[i].属性名1; for(var j=i+1;j<array.length;j++){ //从下一个对象开始寻找 if(key==array[j].属性名1){ //赋值 array[i].属性名2 =array[i].属性名2+array[j].属性名...
js数组如何命名答:这个其实和初学不初学的没有什麽关系...只是解决问题的思路而已 varData = ["gz","020","510315","sz","0757","510254","bj","010","000015"],Key = ['cs','qh','yp'],After = [],F;for (F = 0;Data.length;++F,F < Key.length || (F = 0)) F || After.push({})...