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(PHP 4, PHP 5, PHP 7, PHP 8)
link — 建立一个硬连接
target要链接的目标。
link链接的名称。
如果 link 已存在或者 target
不存在，此函数会失败并发出 E_WARNING。
示例 #1 创建简单的硬链接
<?php
$target = 'source.ext'; // This is the file that already exists
$link = 'newfile.ext'; // This the filename that you want to link it to
link($target, $link);
?>