A session had already been started – ignoring session_start() 怎么办?
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php警告提示A session had already been started – ignoring session_start() 解决方案
访问log日志发现有个这样的警告
主要是在TP框架中有代码已经开启了session,但是有些地方又防止忘了加,而重复添加。
问题代码:
session_start();
是为了避免更多问题以及性能和安全!
判断
如果session_id 不存在,说明没有储存, 开启session,
if (!session_id()) session_start();
就这样就可以了;
文章来源:刘俊涛的博客
地址:http://www.cnblogs.com/lovebing
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