一个php if判断问题
Release: 2016-06-06 20:44:49
Original
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今天做一个if判断是出现问题
<code>$sn=1;
if($sn=='1'){echo "aaa"}
</code>
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代码无法显示“aaa”,请问哪里出错了?
回复内容:
今天做一个if判断是出现问题
<code>$sn=1;
if($sn=='1'){echo "aaa"}
</code>
Copy after login
Copy after login
代码无法显示“aaa”,请问哪里出错了?
代码第2行少了一个分号,如果设置了display_errors = off
的话因为有错误会无法执行而且也不会报错。可以在最开头设置ini_set("display_errors", "on");
试试。
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补全分号后代码没有问题,无图无真相:
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