Instance Method

replacementObject(for:)

Overridden by subclasses to substitute another object for itself during archiving.

Declaration

func replacementObject(for archiver: NSArchiver) -> Any?

Parameters

anArchiver

The archiver creating an archive.

Return Value

The object to substitute for the receiver during archiving.

Discussion

This method is invoked by NSArchiver. NSObject’s implementation returns the object returned by replacementObject(for:).

See Also

Archiving

func awakeAfter(using: NSCoder) -> Any?

Overridden by subclasses to substitute another object in place of the object that was decoded and subsequently received this message.

var classForArchiver: AnyClass?

The class to substitute for the receiver's own class during archiving.

var classForCoder: AnyClass

Overridden by subclasses to substitute a class other than its own during coding.

var classForKeyedArchiver: AnyClass?

Subclasses to substitute a new class for instances during keyed archiving.

class func classFallbacksForKeyedArchiver() -> [String]

Overridden to return the names of classes that can be used to decode objects if their class is unavailable.

class func classForKeyedUnarchiver() -> AnyClass

Overridden by subclasses to substitute a new class during keyed unarchiving.

func replacementObject(for: NSCoder) -> Any?

Overridden by subclasses to substitute another object for itself during encoding.

func replacementObject(for: NSKeyedArchiver) -> Any?

Overridden by subclasses to substitute another object for itself during keyed archiving.

class func setVersion(Int)

Sets the receiver's version number.

class func version() -> Int

Returns the version number assigned to the class.