dart:core

RangeError class

Error thrown due to an argument value being outside an accepted range.

Inheritance

• Object
• Error
• ArgumentError
• RangeError

Implementers

• IndexError

Constructors

RangeError(dynamic message)

Create a new RangeError with the given message.

RangeError.index(int index, dynamic indexable, [String? name, String? message, int? length])

factory

Creates a new RangeError stating that index is not a valid index into indexable.

RangeError.range(num invalidValue, int? minValue, int? maxValue, [String? name, String? message])

Create a new RangeError for a value being outside the valid range.

RangeError.value(num value, [String? name, String? message])

Create a new RangeError with a message for the given value.

Properties

end → num?

final

The maximum value that value is allowed to assume.

hashCode → int

read-onlyinherited

The hash code for this object.

invalidValue → num?

read-onlyoverride

The invalid value.

message → dynamic

finalinherited

Message describing the problem.

name → String?

finalinherited

Name of the invalid argument, if available.

runtimeType → Type

read-onlyinherited

A representation of the runtime type of the object.

stackTrace → StackTrace?

read-onlyinherited

The stack trace at the point where this error was first thrown.

start → num?

final

The minimum value that value is allowed to assume.

Methods

noSuchMethod(Invocation invocation) → dynamic

inherited

Invoked when a non-existent method or property is accessed.

toString() → String

inherited

A string representation of this object.

Operators

operator ==(Object other) → bool

inherited

The equality operator.

Static Methods

checkNotNegative(int value, [String? name, String? message]) → int

Check that an integer value is non-negative.

checkValidIndex(int index, dynamic indexable, [String? name, int? length, String? message]) → int

Check that index is a valid index into an indexable object.

checkValidRange(int start, int? end, int length, [String? startName, String? endName, String? message]) → int

Check that a range represents a slice of an indexable object.

checkValueInInterval(int value, int minValue, int maxValue, [String? name, String? message]) → int

Check that an integer value lies in a specific interval.