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run code in 300+ PHP versions simultaneously
<?php $arr1 = array(1, 2, 3, 4, 5); $arr2 = array('a', 'b', 'c', 'd'); $ref = &$arr1; foreach($arr1 AS $key=>$val) { echo "$key => $val \r\n"; if( $val === 5) { $ref = $arr2; } }
Output for 5.2.2 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
0 => 1 1 => 2 2 => 3 3 => 4 4 => 5
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 0 => 1 1 => 2 2 => 3 3 => 4 4 => 5
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.1
0 => 1 1 => 2 2 => 3 3 => 4 4 => 5 0 => a 1 => b 2 => c 3 => d
preferences:
229.69 ms | 402 KiB | 310 Q