Array remove empty entries
Removes empty entries from a array recursivly
function array_remove_empty($arr){
$narr = array();
while(list($key, $val) = each($arr)){
if (is_array($val)){
$val = array_remove_empty($val);
// does the result array contain anything?
if (count($val)!=0){
// yes :-)
$narr[$key] = $val;
}
}
else {
if (trim($val) != ""){
$narr[$key] = $val;
}
}
}
unset($arr);
return $narr;
}
//Example:
array_remove_empty(array(1,2,3, '', array(), 4)) => returns array(1,2,3,4)
Url: http://www.jonasjohn.de/snippets/php/array-remove-empty.htm
Language: PHP | User: ShareMySnippets | Created: Oct 16, 2013