Register a new validator.
Validator to register.
Test a date to be before another date.
Minimum value.
Test a date to be before another date.
Maximum value.
Test if the value matches a custom validation function. The validation function should return true
if the value passes the function. If the function either returns false
or a string, the function fails and the string will be used as error message.
Validation function.
Provide a new error message to be thrown when the validation fails.
Either a string containing the new message or a function returning the new message.
Test if the value matches a custom validation function. The validation function should return an object containing a validator
and message
. If the validator
is false
, the validation fails and the message
will be used as error message. If the message
is a function, the function is invoked with the label
as argument to let you further customize the error message.
Custom validation function.
Invert the following validators.