equals<E> static method

Rule<String, E> equals<E>(
  1. String expected, {
  2. required E error,
})

Validates that the string equals expected.

Useful for password confirmation fields.

StringRules.equals(password, error: 'Passwords must match')

Implementation

static Rule<String, E> equals<E>(String expected, {required E error}) =>
    PredicateRule(predicate: (value) => value == expected, error: error);