windk

摘要： php的unset很特别。简单的说：参考php手册：<?php/* Imagine this is memory map ______________________________|pointer | value | variable | -----------------------------------| 1 | NULL | --- || 2 | NULL | --- || 3 | NULL | --- || 4 | NULL | --- || 5 | NULL | --- |------------------------------------Create some var 阅读全文