PHP 删除txt文件的第一行和最后两行。
Release: 2016-06-20 12:43:27
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PHP 删除txt文件的第一行和最后两行。
回复讨论(解决方案)
$a = file('文件名');file_put_contents('文件名', join('', array_slice($a, 1, -2)));
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$a = file('文件名');file_put_contents('文件名', join('', array_slice($a, 1, -2)));
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这个为什么最后一行的空格没有删?
你只说是 最后两行,并未有说具体内容
你只说是 最后两行,并未有说具体内容
空格也算一行吧..........
假如有三个空行,删掉两行,不还剩一个空行吗?
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