lua反序列化问题
请问,lua如何反序列化
比如这种,我想将它转化成json
a:9:{s:10:"comment_id";s:1:"1";s:7:"user_id";s:7:"7082457";s:9:"user_name";s:9:"putulbaby";s:11:"user_avatar";s:68:"http://abcdef.bbs.abcd.com/data/avatar/001/05/37/38_avatar_small.jpg";s:15:"comment_content";s:63:"喜欢蓝色,就这么定了~~~~~~~~~~~";s:13:"comment_grade";s:1:"1";s:13:"average_grade";s:3:"5.0";s:6:"up_num";s:1:"0";s:13:"reply_content";s:0:"";}