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run code in 200+ php & hhvm versions
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<?php $haystack = 'abcdefghi'; $needle = 'acegi'; function charsExistInString($haystack, $needle) { $haystackChars = count_chars($haystack); $needleChars = str_split($needle); foreach ($needleChars as $c) { if ($haystackChars[ord($c)] == 0) { return false; } } return true; } var_dump(charsExistInString($haystack, 'acegi')); var_dump(charsExistInString($haystack, 'acez'));
Output for 5.0.0 - 7.1.10
bool(true) bool(false)
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/E1uki on line 9
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/E1uki on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/E1uki on line 9