1.147.3 RunArray: adding

add: anObject afterIndex: anIndex

Add anObject after the element at index anIndex

addAll: aCollection afterIndex: anIndex

Add all the elements of aCollection after the one at index anIndex. If aCollection is unordered, its elements could be added in an order which is not the #do: order

addAllFirst: aCollection

Add all the elements of aCollection at the beginning of the receiver. If aCollection is unordered, its elements could be added in an order which is not the #do: order

addAllLast: aCollection

Add all the elements of aCollection at the end of the receiver. If aCollection is unordered, its elements could be added in an order which is not the #do: order

addFirst: anObject

Add anObject at the beginning of the receiver. Watch out: this operation can cause serious performance pitfalls

addLast: anObject

Add anObject at the end of the receiver