Forms validating

Input correct name with min length 6 symbols
Input correct email address
You must select a option!
You must accept this!
You must select a option!

Validations Functions

Enter a required value
Value length must be a 4 symbols
Min length must be a 4 symbols
Max length must be a 4 symbols
Value must be great or equal then 4
Value must be less or equal then 4
Value must be a valid email address
Value must be a valid domain name
Value must be a valid url
Value must be a valid number value
Value must be a valid integer value
Value must be a valid float value
Value must be a valid date
Value must be a valid value
Value must contains only digits
Value must be a valid hex color value
Value must be a valid color name from standard names
Value be equal pattern (^#[0-9A-F]{6}$)|(^#[0-9A-F]{3}$)
value must be equal to compared input
value must not be equal to compared value
Values can't be equal
Values can be equal
Value must be > 3 and < 9
Values must be a valid domain name
More about form validation, you can read on Documentation to Metro 4.