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PHP学习笔记:注意事项

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Release: 2016-06-21 09:05:43
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笔记

注意事项:

一,注意不要漏了分号(从ASP转来最易有此毛病)

二,注意不要漏掉变量前的$

三,使用SESSION时注意不要遗漏了SESSION_START();

如果发生错误可以采用以下方法

一,如果SQL语句出错,就注释了然后输出SQL语句,注意也要注释掉后续的SQL语句。

二,如果变量为空,大多是没有传递到位,输出变量检查一下,检查一下表单的id和name。

三,如果数据库链接错误,检查是否打开了MYSQL和是否遗漏了连接语句。

四,注意缩进,排除括号不匹配的错误



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