Strings
PHP Manual

Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

CRYPT_SALT_LENGTH integer
CRYPT_STD_DES integer
CRYPT_EXT_DES integer
CRYPT_MD5 integer
CRYPT_BLOWFISH integer
HTML_SPECIALCHARS (integer)
HTML_ENTITIES (integer)
ENT_COMPAT (integer)
ENT_QUOTES (integer)
ENT_NOQUOTES (integer)
ENT_IGNORE (integer)
ENT_SUBSTITUTE (integer)
ENT_DISALLOWED (integer)
ENT_HTML401 (integer)
ENT_XML1 (integer)
ENT_XHTML (integer)
ENT_HTML5 (integer)
CHAR_MAX (integer)
LC_CTYPE (integer)
LC_NUMERIC (integer)
LC_TIME (integer)
LC_COLLATE (integer)
LC_MONETARY (integer)
LC_ALL (integer)
LC_MESSAGES (integer)
STR_PAD_LEFT (integer)
STR_PAD_RIGHT (integer)
STR_PAD_BOTH (integer)

Strings
PHP Manual