<?php
class ß {}
class s {}
class SS {}
var_dump(
strtoupper("ß"),
mb_convert_case("ß", MB_CASE_UPPER, "UTF-8"),
mb_strtoupper("ß", "UTF-8")
);
- Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- string(2) "ß"
string(2) "SS"
string(2) "SS"
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
- string(2) "ß"
string(2) "ß"
string(2) "ß"
preferences:
236.25 ms | 404 KiB | 453 Q