JS遍歷Json字符串中鍵值對(duì)先轉(zhuǎn)成JSON對(duì)象再遍歷

    1、將Json字符串轉(zhuǎn)換成JSON對(duì)象
    view sourceprint?1 var t='{"firstName": "cyra", "lastName": "richardson"}';
    2 var obj = eval('(' + t + ')');
    2、遍歷讀取鍵值對(duì)
    view sourceprint?1 for(var str in obj){
    2 alert(str+'='+obj[str]);
    3 }