3v4l.org

run code in 300+ PHP versions simultaneously
<?php $options = array('data_class' => 'foobar', 'required' => true, 'attr' => array('class' => 'custom', 'placeholder' => 'custom bar')); $typeGuessOptions = array('data_class' => 'foo', 'attr' => array('placeholder' => 'bar', 'maxlength' => 10)); var_dump( array_replace_recursive($typeGuessOptions, $options) );
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 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) { ["data_class"]=> string(6) "foobar" ["attr"]=> array(3) { ["placeholder"]=> string(10) "custom bar" ["maxlength"]=> int(10) ["class"]=> string(6) "custom" } ["required"]=> bool(true) }
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) { ["data_class"]=> string(6) "foobar" ["attr"]=> array(3) { ["placeholder"]=> string(10) "custom bar" ["maxlength"]=> int(10) ["class"]=> string(6) "custom" } ["required"]=> bool(true) }

preferences:
178.46 ms | 402 KiB | 171 Q