3v4l.org

run code in 300+ PHP versions simultaneously
<?php $original = array('a','b','c',1,2,3,4,5,'t','x','w'); $letters = array(); $numbers = array(); foreach($original as $element){ if(is_numeric($element)){ $numbers[] = $element; }else{ $letters[] = $element; } } var_dump($numbers); var_dump($letters);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array(5) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) [4]=> int(5) } array(6) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" [3]=> string(1) "t" [4]=> string(1) "x" [5]=> string(1) "w" }
preferences:
112.08 ms | 407 KiB | 5 Q