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<?php $myArr = ['11', 'A_15']; $myArr = array_chunk(array_map(function($x) { return ltrim($x, 'A_');}, $myArr), 1); list($a1, $a2) = $myArr; var_dump($a1); var_dump($a2);
Output for 7.1.0 - 7.1.25, 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 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
array(1) { [0]=> string(2) "11" } array(1) { [0]=> string(2) "15" }
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 array(1) { [0]=> string(2) "11" } array(1) { [0]=> string(2) "15" }

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188.53 ms | 402 KiB | 174 Q