Rules Basic Rules String Rules Comparison Rules Date Rules Choice Rules Iterable Rules Other Rules Basic Rules Blank Count IsFalse IsNull IsTrue NotBlank NotNull Type String Rules CssColor Email Length PasswordStrength Regex URL Comparison Rules GreaterThan GreaterThanOrEqual LessThan LessThanOrEqual Range Date Rules DateTime Timezone Choice Rules Choice Country Language Locale Iterable Rules Collection EachValue EachKey Other Rules AtLeastOneOf Optional