3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach( range(1,10) as $number) { echo ($number % 2 ==0) ? $number : " \u{9999}"; }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
香2 香4 香6 香8 香10
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 香2 香4 香6 香8 香10
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
\u{9999}2 \u{9999}4 \u{9999}6 \u{9999}8 \u{9999}10

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225.84 ms | 401 KiB | 330 Q