Method callback for list operations.
Source position: types.pp line 297
type TListCallback = procedure( |
data: pointer; |
arg: pointer |
) of object; |
TListCallback is the prototype for a Foreach operation on a list. It will be called with as Data the pointer in the list, and Arg will contain the extra user data added to the Foreach call. It can be used in methods of objects; for a version that can be used as a global procedure, see TListStaticCallback
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Callback for list operations. |