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run code in 300+ PHP versions simultaneously
<?php $array = array( '1st' => 'a', '2nd' => 'b', '3rd' => 'b' ); foreach($array as $key => &$value) { if($value === 'a') { $array['1st'] = '1'; $array['2nd'] = '2'; array_splice($array, 0, 0, array('x')); //array pointer 초기화 //array_splice($array, count($array), 0, array('y')); //array pointer 초기화 } var_dump($key . ' - ' . $value); } unset($value);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(7) "1st - 1" string(7) "3rd - b"
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 string(7) "1st - 1" string(7) "3rd - b"
Output for 5.6.0 - 5.6.40
string(7) "1st - 1" string(7) "2nd - 2" string(7) "3rd - b"
Output for 5.5.0 - 5.5.38
string(7) "1st - 1" string(5) "0 - x" string(7) "1st - 1" string(7) "2nd - 2" string(7) "3rd - b"
preferences:
264.56 ms | 401 KiB | 330 Q