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<?php function str_contains_old(string $hay, string $needle): bool { return mb_stripos($hay, $needle) !== false; } $str1 = 'Hello world!'; $str2 = 'hello'; var_dump(str_contains_old($str1, $str2)); // gives bool(true) // str_contains var_dump(str_contains($str1, $str2)); // gives bool(false) $str1 = 'Część'; $str2 = 'cZĘŚĆ'; var_dump(str_contains_old($str1, $str2)); // gives bool(true) // str_contains var_dump(str_contains($str1, $str2)); // gives bool(false) $str1 = 'Część'; $str2 = 'czesc'; var_dump(str_contains_old($str1, $str2)); // gives bool(false) // str_contains var_dump(str_contains($str1, $str2)); // gives bool(false)
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) bool(false) bool(true) bool(false) bool(false) bool(false)

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