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php 剔除多层目录的代码

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Release: 2016-06-13 11:19:30
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php 删除多层目录的代码
php删除多层目录

<?php/**by www.jbxue.com 2013-3-22*/function deltree($pathdir){echo $pathdir;//我调试时用的if(is_empty_dir($pathdir))//如果是空的{rmdir($pathdir);//直接删除}else{//否则读这个目录,除了.和..外$d=dir($pathdir);while($a=$d->read()){if(is_file($pathdir.'/'.$a) && ($a!='.') && ($a!='..')){unlink($pathdir.'/'.$a);}//如果是文件就直接删除if(is_dir($pathdir.'/'.$a) && ($a!='.') && ($a!='..')){//如果是目录if(!is_empty_dir($pathdir.'/'.$a))//是否为空{//如果不是,调用自身,不过是原来的路径+他下级的目录名deltree($pathdir.'/'.$a);}if(is_empty_dir($pathdir.'/'.$a)){//如果是空就直接删除rmdir($pathdir.'/'.$a);}}}$d->close();echo "必须先删除目录下的所有文件";//调试}}function is_empty_dir($pathdir){//判断目录是否为空$d=opendir($pathdir);$i=0;while($a=readdir($d)){$i++;}closedir($d);if($i>2){return false;}else return true;}?>
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