Instance Method

addExecutionBlock(_:)

Adds the specified block to the receiver’s list of blocks to perform.

Declaration

func addExecutionBlock(_ block: @escaping () -> Void)

Parameters

block

The block to add to the receiver’s list. The block should take no parameters and have no return value.

Discussion

The specified block should not make any assumptions about its execution environment.

Calling this method while the receiver is executing or has already finished causes an NSInvalidArgumentException exception to be thrown.

See Also

Managing the Blocks in the Operation

init(block: () -> Void)

Creates and returns an NSBlockOperation object and adds the specified block to it.

var executionBlocks: [() -> Void]

The blocks associated with the receiver.