These functions allow you to use the CrackLib library to test the 'strength' of a password. The 'strength' of a password is tested by that checks length, use of upper and lower case and checked against the specified CrackLib dictionary. CrackLib will also give helpful diagnostic messages that will help 'strengthen' the password.
Note:
锟斤拷锟斤拷展锟窖憋拷锟斤拷锟斤拷 » PECL 锟斤拷源锟斤拷锟揭诧拷锟斤拷锟斤拷 PHP 锟斤拷锟斤拷5.0.0.