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@ 2018-03-23T15:22:20Z

<?php
$naam = "Ariën";

echo "MultiByte: ".mb_strtoupper($naam).PHP_EOL;
echo "Zonder MultiByte, as usual: ".strtoupper($naam);

Output
Performance
VLD
References
Branches

mb_strtoupper: documentation ( source)
strtoupper: documentation ( source)

preferences:dark modelive preview

15.03 ms | 405 KiB | 5 Q