PHP unlink() 函数

删除文件：

<?php
$file = fopen("test.txt","w");
echo fwrite($file,"Hello World. Testing!");
fclose($file);

unlink("test.txt");
?>

定义和用法

unlink() 函数删除文件。

unlink( filename, context)

Parameter	Description
filename	Required. Specifies the path to the file to delete
context	Optional. Specifies the context of the file handle. Context is a set of options that can modify the behavior of a stream