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GL_GETLATEST(lbl,mapfn,extra)

   

Calls (*mapfn) once for each member of the set of latest for the given object. The call format is: 

(*mapfn)(extra,item,count,length);

where the arguments have the following declarations and contents:

The map function is first called with a NULL `item', and a zero `count'. This call is intended for initialisation. The mapping continues until the map function returns non zero, or there are no more members.

See section 10 for an example of using a mapfn.

Function returns:



Martin Sjolin
Thu Jun 15 20:41:59 MET DST 1995