3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = "Текст"; $t = mb_convert_encoding($t, 'cp1251', 'UTF-8'); $t = htmlspecialchars($t); echo $t;
Output for 5.3.0 - 5.3.29, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
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Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
preferences:
235.37 ms | 403 KiB | 371 Q