js遍历json数组

<HTML><HEAD><TITLE> New Document </TITLE>

<script language=”javascript”>

function e(){
var json=[{“kl_id”:”2″,”kl_title”:”Test date”,”kl_content”:”Testdate”,”kl_type”:”1″,”id”:”1″},{“kl_id”:”2″,”kl_title”:”Test”,”kl_content”:”Test”,”kl_type”:”1″,”id”:”2″}]

var str = “”;

for (var one in json){

for(var key in json[one]){
str += json[one][key] + “,”;
}

}

document.form.txtName.value = str;

}

</script>

</HEAD>
<BODY>
<form name=”form”>
<a href=”#” onclick=”e();”>Click</a>
<br>
<input name=”txtName” value=”” type=”text” size=”50″>
</form>
</BODY>
</HTML>