3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 1 => "a", "1" => "b", 1.5 => "c", TRUE => "d", ); var_dump($array);
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Deprecated: Implicit conversion from float 1.5 to int loses precision in /in/Pgfc8 on line 6 array(1) { [1]=> string(1) "d" }
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(1) { [1]=> string(1) "d" }

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169.85 ms | 403 KiB | 222 Q