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run code in 300+ PHP versions simultaneously
<?php $naam = "Ariën"; echo "MultiByte: ".mb_strtoupper($naam).PHP_EOL; echo "Zonder MultiByte, as usual: ".strtoupper($naam);
Output for 5.6.0 - 5.6.40, 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 - 8.1.30, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
MultiByte: ARIËN Zonder MultiByte, as usual: ARIëN
preferences:
78.59 ms | 408 KiB | 5 Q