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_check_encoding()	`(array	string	null $value = null, ?string $encoding = null): bool`	bool
mb_chr()	`(int $codepoint, ?string $encoding = null): string	false`	`string	false`
mb_convert_case()	(string $string, int $mode, ?string $encoding = null): string	string	✓	✓
mb_convert_encoding()	`(array	string $string, string $to_encoding, array	string	null $from_encoding = null): array
mb_convert_kana()	(string $string, string $mode = 'KV', ?string $encoding = null): string	string	✓	✓
mb_convert_variables()	`(string $to_encoding, array	string $from_encoding, mixed $var, …$vars): string	false`	`string
mb_decode_mimeheader()	(string $string): string	string	✓	✓
mb_decode_numericentity()	(string $string, array $map, ?string $encoding = null): string	string	✓	✓
mb_detect_encoding()	`(string $string, array	string	null $encodings = null, bool $strict = false): string	false`
mb_detect_order()	`(array	string	null $encoding = null): array	bool`
mb_encode_mimeheader()	(string $string, ?string $charset = null, ?string $transfer_encoding = null, string $newline = "\r\n", int $indent = 0): string	string	✓	✓
mb_encode_numericentity()	(string $string, array $map, ?string $encoding = null, bool $hex = false): string	string	✓	✓
mb_encoding_aliases()	(string $encoding): array	array	✓	✓
mb_ereg()	(string $pattern, string $string, mixed $matches = null): bool	bool	✓	✓
mb_ereg_replace()	`(string $pattern, string $replacement, string $string, ?string $options = null): string	false	null`	`string
mb_ereg_replace_callback()	`(string $pattern, callable $callback, string $string, ?string $options = null): string	false	null`	`string
mb_ereg_search()	(?string $pattern = null, ?string $options = null): bool	bool	✓	✓
mb_ereg_search_getpos()	(): int	int	✓	✓
mb_ereg_search_getregs()	`(): array	false`	`array	false`
mb_ereg_search_init()	(string $string, ?string $pattern = null, ?string $options = null): bool	bool	✓	✓
mb_ereg_search_pos()	`(?string $pattern = null, ?string $options = null): array	false`	`array	false`
mb_ereg_search_regs()	`(?string $pattern = null, ?string $options = null): array	false`	`array	false`
mb_ereg_search_setpos()	(int $offset): bool	bool	✓	✓
mb_eregi()	(string $pattern, string $string, mixed $matches = null): bool	bool	✓	✓
mb_eregi_replace()	`(string $pattern, string $replacement, string $string, ?string $options = null): string	false	null`	`string
mb_get_info()	`(string $type = ‘all’): array	string	int	false
mb_http_input()	`(?string $type = null): array	string	false`	`array
mb_http_output()	`(?string $encoding = null): string	bool`	`string	bool`
mb_internal_encoding()	`(?string $encoding = null): string	bool`	`string	bool`
mb_language()	`(?string $language = null): string	bool`	`string	bool`
mb_lcfirst()	(string $string, ?string $encoding = null): string	string	✓	✓
mb_list_encodings()	(): array	array	✓	✓
mb_ltrim()	(string $string, ?string $characters = null, ?string $encoding = null): string	string	✓	✓
mb_ord()	`(string $string, ?string $encoding = null): int	false`	`int	false`
mb_output_handler()	(string $string, int $status): string	string	✓	✓
mb_parse_str()	(string $string, mixed $result): bool	bool	✓	✓
mb_preferred_mime_name()	`(string $encoding): string	false`	`string	false`
mb_regex_encoding()	`(?string $encoding = null): string	bool`	`string	bool`
mb_regex_set_options()	(?string $options = null): string	string	✓	✓
mb_rtrim()	(string $string, ?string $characters = null, ?string $encoding = null): string	string	✓	✓
mb_scrub()	(string $string, ?string $encoding = null): string	string	✓	✓
mb_send_mail()	`(string $to, string $subject, string $message, array	string $additional_headers = [], ?string $additional_params = null): bool`	bool	✓
mb_split()	`(string $pattern, string $string, int $limit = -1): array	false`	`array	false`
mb_str_pad()	(string $string, int $length, string $pad_string = ' ', int $pad_type = 1, ?string $encoding = null): string	string	✓	✓
mb_str_split()	(string $string, int $length = 1, ?string $encoding = null): array	array	✓	✓
mb_strcut()	(string $string, int $start, ?int $length = null, ?string $encoding = null): string	string	✓	✓
mb_strimwidth()	(string $string, int $start, int $width, string $trim_marker = '', ?string $encoding = null): string	string	✓	✓
mb_stripos()	`(string $haystack, string $needle, int $offset = 0, ?string $encoding = null): int	false`	`int	false`
mb_stristr()	`(string $haystack, string $needle, bool $before_needle = false, ?string $encoding = null): string	false`	`string	false`
mb_strlen()	(string $string, ?string $encoding = null): int	int	✓	✓
mb_strpos()	`(string $haystack, string $needle, int $offset = 0, ?string $encoding = null): int	false`	`int	false`
mb_strrchr()	`(string $haystack, string $needle, bool $before_needle = false, ?string $encoding = null): string	false`	`string	false`
mb_strrichr()	`(string $haystack, string $needle, bool $before_needle = false, ?string $encoding = null): string	false`	`string	false`
mb_strripos()	`(string $haystack, string $needle, int $offset = 0, ?string $encoding = null): int	false`	`int	false`
mb_strrpos()	`(string $haystack, string $needle, int $offset = 0, ?string $encoding = null): int	false`	`int	false`
mb_strstr()	`(string $haystack, string $needle, bool $before_needle = false, ?string $encoding = null): string	false`	`string	false`
mb_strtolower()	(string $string, ?string $encoding = null): string	string	✓	✓
mb_strtoupper()	(string $string, ?string $encoding = null): string	string	✓	✓
mb_strwidth()	(string $string, ?string $encoding = null): int	int	✓	✓
mb_substitute_character()	`(string	int	null $substitute_character = null): string	int
mb_substr()	(string $string, int $start, ?int $length = null, ?string $encoding = null): string	string	✓	✓
mb_substr_count()	(string $haystack, string $needle, ?string $encoding = null): int	int	✓	✓
mb_trim()	(string $string, ?string $characters = null, ?string $encoding = null): string	string	✓	✓
mb_ucfirst()	(string $string, ?string $encoding = null): string	string	✓	✓
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	✓	✓
strip_tags()	`(string $string, array	string	null $allowed_tags = null): string`	string
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	✓	✓