TextRange class

A range of characters in a string of text.

Implementers

Constructors

TextRange({required int start, required int end})
Creates a text range.
const
TextRange.collapsed(int offset)
A text range that starts and ends at offset.
const

Properties

end → int
The next index after the characters in this range.
final
hashCode → int
The hash code for this object.
no setteroverride
isCollapsed → bool
Whether this range is empty (but still potentially placed inside the text).
no setter
isNormalized → bool
Whether the start of this range precedes the end.
no setter
isValid → bool
Whether this range represents a valid position in the text.
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
start → int
The index of the first character in the range.
final

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
textAfter(String text) → String
The text after this range.
textBefore(String text) → String
The text before this range.
textInside(String text) → String
The text inside this range.
toString() → String
A string representation of this object.
override

Operators

operator ==(Object other) → bool
The equality operator.
override

Constants

empty → const TextRange
A text range that contains nothing and is not in the text.