1--TEST-- 2Test BCRYPT with invalid cost 3--FILE-- 4<?php 5var_dump(crypt("test", "$2a$4$1234567891234567891234567")); 6var_dump(crypt("test", "$2a$00$1234567891234567891234567")); 7var_dump(crypt("test", "$2a$01$1234567891234567891234567")); 8var_dump(crypt("test", "$2a$02$1234567891234567891234567")); 9var_dump(crypt("test", "$2a$03$1234567891234567891234567")); 10var_dump(crypt("test", "$2a$32$1234567891234567891234567")); 11var_dump(crypt("test", "$2a$40$1234567891234567891234567")); 12?> 13--EXPECTF-- 14string(2) "*0" 15string(2) "*0" 16string(2) "*0" 17string(2) "*0" 18string(2) "*0" 19string(2) "*0" 20string(2) "*0"