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run code in 300+ PHP versions simultaneously
<?php var_dump(array_replace(['a' => 1, 'b' => 2], ['a' => 3]));
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(2) { ["a"]=> int(3) ["b"]=> int(2) }
preferences:
108.73 ms | 1244 KiB | 4 Q