1、问题背景
一个json对象,是以键值对组成,通过循环json对象,获取json对象中的属性名称
2、实现源码
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>获取JSON对象的属性名称</title> <script type="text/javascript"> function strToObject() { var object = {"name":"zhangsan","sex":"男","age":"29"}; for(var obj in object) { alert(obj); } } </script> </head> <body> <div id="body_div" style="vertical-align:middle; text-align:center;"> <input type="button" id="btn" value="转换" onclick="strToObject()"/> </div> </body> </html>
3、实现结果