PHP determines the number of dimensions of an array_PHP tutorial

Copy code The code is as follows:

/**
* Return the dimension of the array
* @param [type] $arr [description]
* @return [type] [description]
*/
function arrayLevel( $arr){
$al = array(0);
function aL($arr,&$al,$level=0){
if(is_array($arr)){
$ level++;
$al[] = $level;
foreach($arr as $v){
aL($v,$al,$level);
}
}
}
aL($arr,$al);
return max($al);
}
?>

http://www.bkjia.com/PHPjc/326724.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/326724.htmlTechArticleCopy the code as follows: ?php /*** Return the dimensions of the array * @param [type] $arr [description] * @return [type] [description]*/ function arrayLevel($arr){ $al = array(0); function...