3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 0 => 'x-ice', 2 => 'x-icenorth', 4 => 'x-icexi2', 4 => 'x-icexi3'); $arrays =$array; foreach($array as $key => $arr) { if(strstr($string, $arr)){ //some code here break; } }
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Warning: Undefined variable $string in /in/poV4O on line 7 Deprecated: strstr(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/poV4O on line 7 Warning: Undefined variable $string in /in/poV4O on line 7 Deprecated: strstr(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/poV4O on line 7 Warning: Undefined variable $string in /in/poV4O on line 7 Deprecated: strstr(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/poV4O on line 7
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $string in /in/poV4O on line 7 Warning: Undefined variable $string in /in/poV4O on line 7 Warning: Undefined variable $string in /in/poV4O on line 7
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: string in /in/poV4O on line 7 Notice: Undefined variable: string in /in/poV4O on line 7 Notice: Undefined variable: string in /in/poV4O on line 7
Output for 7.3.32 - 7.3.33
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: string in /in/poV4O on line 7 Notice: Undefined variable: string in /in/poV4O on line 7 Notice: Undefined variable: string in /in/poV4O on line 7
preferences:
297.6 ms | 402 KiB | 462 Q