String builtins

String builtins

Function	Signature	Returns
addslashes()	(string $string): string	string
base64_decode()	(string $string): string	string
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
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()	(resource $context): mixed	mixed
hash_equals()	(string $known_string, string $user_string): bool	bool
hash_final()	(resource $context, bool $binary = false): string	string
hash_hmac()	(string $algo, string $data, string $key, bool $binary = false): string	string
hash_init()	(string $algo, int $flags = 0, string $key = ''): mixed	mixed
hash_update()	(resource $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
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
lcfirst()	(string $string): string	string
long2ip()	(int $ip): string	string
ltrim()	(string $string, string $characters = ' \n\r\t\x0b\x0c\x00'): 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
ord()	(string $character): int	int
printf()	(string $format, ...$values): int	int
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
strcasecmp()	(string $string1, string $string2): int	int
strcmp()	(string $string1, string $string2): int	int
stripslashes()	(string $string): string	string
strlen()	(string $string): int	int
strpos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed
strrev()	(string $string): string	string
strrpos()	(string $haystack, string $needle, int $offset = 0): mixed	mixed
strstr()	(string $haystack, string $needle, bool $before_needle = false): string	string
strtolower()	(string $string): string	string
strtoupper()	(string $string): string	string
substr()	(string $string, int $offset, int $length = null): string	string
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