String builtins

String builtins

Function	Signature	Returns	AOT	eval()
addslashes()	(string $string): string	string	✓	✓
base64_decode()	(string $string, bool $strict = false): mixed	mixed	✓	✓
base64_encode()	(string $string): string	string	✓	✓
bin2hex()	(string $string): string	string	✓	✓
chop()	(string $string, string $characters = ' \n\r\t\x0b\x0c\x00'): string	string	✓	✓
chr()	(int $codepoint): string	string	✓	✓
chunk_split()	(string $string, int $length = 76, string $separator = '\r\n'): string	string	✓	✓
count_chars()	`(string $string, int $mode = 0): array	string`	`array	string`
crc32()	(string $string): int	int	✓	✓
explode()	(string $separator, string $string, int $limit = PHP_INT_MAX): array	array	✓	✓
grapheme_strrev()	(string $string): mixed	mixed	✓	✓
gzcompress()	(string $data, int $level = -1): string	string	✓	✓
gzdeflate()	(string $data, int $level = -1): string	string	✓	✓
gzinflate()	(string $data, int $max_length = 0): mixed	mixed	✓	✓
gzuncompress()	(string $data, int $max_length = 0): mixed	mixed	✓	✓
hash()	(string $algo, string $data, bool $binary = false): string	string	✓	✓
hash_algos()	(): array	array	✓	✓
hash_copy()	(HashContext $context): HashContext	HashContext	✓	✓
hash_equals()	(string $known_string, string $user_string): bool	bool	✓	✓
hash_final()	(HashContext $context, bool $binary = false): string	string	✓	✓
hash_hmac()	(string $algo, string $data, string $key, bool $binary = false): string	string	✓	✓
hash_init()	(string $algo): HashContext	HashContext	✓	✓
hash_update()	(HashContext $context, string $data): bool	bool	✓	✓
hex2bin()	(string $string): string	string	✓	✓
html_entity_decode()	(string $string): string	string	✓	✓
htmlentities()	(string $string, int $flags = 11, string $encoding = 'UTF-8'): string	string	✓	✓
htmlspecialchars()	(string $string, int $flags = 11, string $encoding = 'UTF-8'): string	string	✓	✓
iconv()	(string $from_encoding, string $to_encoding, string $string): mixed	mixed	✓	✓
iconv_get_encoding()	(string $type = 'all'): mixed	mixed	✓	✓
iconv_mime_decode()	(string $string, int $mode = 0, ?string $encoding = null): mixed	mixed	✓	✓
iconv_mime_decode_headers()	(string $headers, int $mode = 0, ?string $encoding = null): mixed	mixed	✓	✓
iconv_mime_encode()	(string $field_name, string $field_value, mixed $options = []): mixed	mixed	✓	✓
iconv_set_encoding()	(string $type, string $encoding): bool	bool	✓	✓
iconv_strlen()	(string $string, ?string $encoding = null): mixed	mixed	✓	✓
iconv_strpos()	(string $haystack, string $needle, int $offset = 0, ?string $encoding = null): mixed	mixed	✓	✓
iconv_strrpos()	(string $haystack, string $needle, ?string $encoding = null): mixed	mixed	✓	✓
iconv_substr()	(string $string, int $offset, ?int $length = null, ?string $encoding = null): mixed	mixed	✓	✓
implode()	(string $separator, array $array = null): string	string	✓	✓
inet_ntop()	(string $ip): mixed	mixed	✓	✓
inet_pton()	(string $ip): mixed	mixed	✓	✓
ip2long()	(string $ip): mixed	mixed	✓	✓
join()	(mixed $separator, mixed $array = null): string	string	✓	—
lcfirst()	(string $string): string	string	✓	✓
long2ip()	(int $ip): string	string	✓	✓
ltrim()	(string $string, string $characters = ' \n\r\t\x0b\x0c\x00'): string	string	✓	✓
mb_strlen()	(string $string, ?string $encoding = null): int	int	✓	✓
md5()	(string $string, bool $binary = false): string	string	✓	✓
nl2br()	(string $string): string	string	✓	✓
number_format()	(float $num, int $decimals = 0, string $decimal_separator = '.', string $thousands_separator = ','): string	string	✓	✓
openssl_cipher_iv_length()	(string $cipher_algo): mixed	mixed	✓	✓
openssl_decrypt()	(string $data, string $cipher_algo, string $passphrase, int $options = 0, string $iv = '', mixed $tag = null, string $aad = ''): mixed	mixed	✓	✓
openssl_encrypt()	(string $data, string $cipher_algo, string $passphrase, int $options = 0, string $iv = '', mixed $tag = null, string $aad = '', int $tag_length = 16): mixed	mixed	✓	✓
openssl_get_cipher_methods()	(bool $aliases = false): array	array	✓	✓
ord()	(string $character): int	int	✓	✓
parse_url()	(string $url, int $component = -1): mixed	mixed	✓	✓
printf()	(string $format, ...$values): int	int	✓	✓
quoted_printable_encode()	(string $string): string	string	✓	✓
quotemeta()	(string $string): string	string	✓	✓
rawurldecode()	(string $string): string	string	✓	✓
rawurlencode()	(string $string): string	string	✓	✓
rtrim()	(string $string, string $characters = ' \n\r\t\x0b\x0c\x00'): string	string	✓	✓
sha1()	(string $string, bool $binary = false): string	string	✓	✓
sprintf()	(string $format, ...$values): string	string	✓	✓
sscanf()	(string $string, string $format, ...$vars): array	array	✓	✓
str_contains()	(string $haystack, string $needle): bool	bool	✓	✓
str_ends_with()	(string $haystack, string $needle): bool	bool	✓	✓
str_ireplace()	(string $search, string $replace, string $subject, int $count = null): string	string	✓	✓
str_pad()	(string $string, int $length, string $pad_string = ' ', int $pad_type = 1): string	string	✓	✓
str_repeat()	(string $string, int $times): string	string	✓	✓
str_replace()	(string $search, string $replace, string $subject, int $count = null): string	string	✓	✓
str_split()	(string $string, int $length = 1): array	array	✓	✓
str_starts_with()	(string $haystack, string $needle): bool	bool	✓	✓
str_word_count()	`(string $string, int $format = 0, ?string $characters = null): array	int`	`array	int`
strcasecmp()	(string $string1, string $string2): int	int	✓	✓
strcmp()	(string $string1, string $string2): int	int	✓	✓
stripos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed	✓	✓
stripslashes()	(string $string): string	string	✓	✓
strlen()	(string $string): int	int	✓	✓
strncasecmp()	(string $string1, string $string2, int $length): int	int	✓	—
strncmp()	(string $string1, string $string2, int $length): int	int	✓	—
strpos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed	✓	✓
strrev()	(string $string): string	string	✓	✓
strripos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed	✓	✓
strrpos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed	✓	✓
strstr()	(string $haystack, string $needle, bool $before_needle = false): mixed	mixed	✓	✓
strtolower()	(string $string): string	string	✓	✓
strtoupper()	(string $string): string	string	✓	✓
strtr()	`(string $string, array	string $from, ?string $to = null): string`	string	✓
substr()	(string $string, int $offset, ?int $length = null): string	string	✓	✓
substr_count()	(string $haystack, string $needle, int $offset = 0, mixed $length = null): int	int	✓	—
substr_replace()	(string $string, string $replace, int $offset, int $length = null): string	string	✓	✓
trim()	(string $string, string $characters = ' \n\r\t\x0b\x0c\x00'): string	string	✓	✓
ucfirst()	(string $string): string	string	✓	✓
ucwords()	(string $string, string $separators = ' \t\r\n\x0c\x0b'): string	string	✓	✓
urldecode()	(string $string): string	string	✓	✓
urlencode()	(string $string): string	string	✓	✓
vprintf()	(string $format, array $values): int	int	✓	✓
vsprintf()	(string $format, array $values): string	string	✓	✓
wordwrap()	(string $string, int $width = 75, string $break = '\n', bool $cut_long_words = false): string	string	✓	✓