3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $start_options = array( 'null'=>'None' , '*'=>'*' ); $end_options = array( '99'=>'99' ); $options = array_merge( $start_options , array_combine(range(0,20), range(0,20)) , $end_options ); print_r($options);
Output for 5.0.0 - 7.1.0
Array ( [null] => None [*] => * [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 [6] => 6 [7] => 7 [8] => 8 [9] => 9 [10] => 10 [11] => 11 [12] => 12 [13] => 13 [14] => 14 [15] => 15 [16] => 16 [17] => 17 [18] => 18 [19] => 19 [20] => 20 [21] => 99 )
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_combine() in /in/vMJIF on line 9
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_combine() in /in/vMJIF on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_combine() in /in/vMJIF on line 9