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<?php $ar = [ [ 'a' => 'blah', 'b' => 'bleh', ], [ 'a' => 'blah', 'b' => 'bleh', ], [ 'a' => 'blah', 'b' => 'bleh', ], ]; //lets change all the 'bleh' values to the matrix version. foreach($ar as &$record){ foreach($record as $key => $val){ if($val === 'bleh'){ $record[$key] = 'THERE IS NO SPOON'; } } } var_dump($ar);
Output for 5.6.38, 7.1.0 - 7.1.22, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(3) { [0]=> array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } [1]=> array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } [2]=> &array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } }
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(3) { [0]=> array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } [1]=> array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } [2]=> &array(2) { ["a"]=> string(4) "blah" ["b"]=> string(17) "THERE IS NO SPOON" } }
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125.46 ms | 402 KiB | 171 Q