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run code in 300+ PHP versions simultaneously
<?php function seek(&$arr, $key, $strict = false){ $offset = 0; while( $strict ? key($arr) !== $key : key($arr) != $key ){ next($arr); $offset++; } return $offset; } $arr = [ 'a' => 10, 'b' => 11, 'c' => 12, 'd' => 13, 'e' => 14, ]; $offset = seek($arr, 'c'); var_dump($offset); var_dump(key($arr)); var_dump(current($arr));
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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
int(2) string(1) "c" int(12)
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 int(2) string(1) "c" int(12)
preferences:
211.92 ms | 402 KiB | 260 Q