MutableCreationExtras

Added in 2.5.0

Kotlin |Java

Cmn

class MutableCreationExtras : CreationExtras

kotlin.Any
↳	androidx.lifecycle.viewmodel.CreationExtras
	↳	androidx.lifecycle.viewmodel.MutableCreationExtras

A modifiable CreationExtras that holds pairs of CreationExtras.Key and Any, allowing efficient value retrieval for each key.

Each key in CreationExtras is unique, storing only one value per key.

See also
`CreationExtras`

Summary

Public constructors
`MutableCreationExtras(initialExtras: CreationExtras)` Constructs a `MutableCreationExtras` containing the elements of the specified `initialExtras`, in the order they are returned by the `CreationExtras`'s iterator.	Cmn

Public functions
`open operator T?`	`<T : Any?> get(key: CreationExtras.Key<T>)` Returns the value to which the specified `key` is associated, or null if this `CreationExtras` contains no mapping for the key.	Cmn
`operator Unit`	`<T : Any?> set(key: CreationExtras.Key<T>, t: T)` Associates the specified `t` with the specified `key` in this `CreationExtras`.	Cmn

Extension functions
`operator Unit`	`MutableCreationExtras.plusAssign(creationExtras: CreationExtras)` Appends or replaces all entries from the given `creationExtras` in `this` mutable extras.	Cmn

`open operator Boolean`	`equals(other: Any?)` Compares the specified object with this `CreationExtras` for equality.	Cmn
`open Int`	`hashCode()` Returns the hash code value for this `CreationExtras`.	Cmn
`open String`	`toString()` Returns a string representation of this `CreationExtras`.	Cmn

Cmn

Added in 2.5.0

MutableCreationExtras(initialExtras: CreationExtras = Empty)

Constructs a MutableCreationExtras containing the elements of the specified initialExtras, in the order they are returned by the CreationExtras's iterator.

Cmn

open operator fun <T : Any?> get(key: CreationExtras.Key<T>): T?

Returns the value to which the specified key is associated, or null if this CreationExtras contains no mapping for the key.

Cmn

Added in 2.5.0

operator fun <T : Any?> set(key: CreationExtras.Key<T>, t: T): Unit

Associates the specified t with the specified key in this CreationExtras.

Cmn

operator fun MutableCreationExtras.plusAssign(creationExtras: CreationExtras): Unit

Appends or replaces all entries from the given creationExtras in this mutable extras.