php unlink函数 删除一个文件程序代码
在php中我们要删除一个指定的文件我们可以使用unlink函数来实现,下面我给大家详细介绍unlink函数删除一个指定文件的具体方法,有需要了解的朋友可参考参考。
unlink() 函数删除文件。
若成功,则返回 true,失败则返回 false。
代码如下 | 复制代码 |
unlink("test.txt"); |
例
代码如下 | 复制代码 |
$file = "test.txt";if (!unlink($file)) { |
加上判断
代码如下 | 复制代码 |
$file = "test.txt"; |

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