var a ={'key1':{key12:value12,key13:value13},'key2':{key22:value22}} 如何追加元素
var a ={'key1':{key12:value12,key13:value13},'key2':{key22:value22}} 如何追加元素
[解决办法]
prototype这个不可以么？
[解决办法]

<SCRIPT LANGUAGE="JavaScript">
  <!--
var a ={'key1':{'key12':'value12','key13':'value13'},'key2':{'key22':'value22'}} 
a.key3={'key31':'31','key32':'32'};
alert(a.key3.key31);
  //-->
  </SCRIPT>

[解决办法]
建议看看json字符串
[解决办法]
换个马甲而已，本质还是一个 Object，加个属性即可。