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利用PHP内置dir类实现目录遍历删除

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PHP中文网Original
2016-05-25 17:09:151011browse

php代码

function clearDir( $dir )
{
	if (file_exists( $dir ))
	{
		if(!is_dir( $dir ))
			exit("{$dir}不是一个目录");
		else
		{
			$dirObj = dir($dir);
			while ( $file = $dirObj->read() )
			{
				if ( is_dir($dir .'/'. $file) && $file !== '.' && $file !== '..')
				{
					clearDir($dir .'/'. $file);
					if (@!rmdir($dir .'/'. $file))	
						echo "没有权限删除{$dir}/{$file}目录 
";
				}
				elseif ($file !== '.' && $file !== '..')
				{
					if (unlink($dir .'/'. $file))	
						echo "{$file}文件成功删除
";
				}
			}
		}
	}
	else
		exit("{$dir}不存在");
}

clearDir('./demo');

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