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HomeBackend DevelopmentPHP Tutorialphp自定义函数之递归删除文件及目录_php技巧

复制代码 代码如下:

/*—————————————————— */
//– 递归删除文件及目录
//– 例: del_dir (‘../cache/');注意:返回的/是必须的
//– $type 强制删除目录, true 是 ,false 否
/*—————————————————— */
function del_dir ($dir,$type=true)
{
$n=0;
if (is_dir($dir)) {
if ($dh = opendir($dir)) {
while (($file = readdir($dh)) !== false) {
//.svn 忽略 svn 版本控制信息
if ( $file == '.' or $file =='..' or $file == '.svn')
{
continue;
}
if (is_file ($dir.$file))
{
unlink($dir.$file);
$n++;
}
if (is_dir ($dir.$file))
{
del_dir ($dir.$file.'/');
if ($type)
{
$n++;
rmdir($dir.$file.'/');
}
}
}
}
closedir($dh);
}
return $n;
}
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