Initializing help system before first use

getfirstsetndx

Purpose
Get the index of the first element in a given set.
Synopsis
int getfirstsetndx(XPRMset set);
Argument
set 
Reference to a set
Return value
Index of the first element in the set.
Further information
1. In a range set, the lowest value (lower range bound) is returned. In a set of strings, the first element always has the index ( i.e. order number) 1.
2. It is recommended to test whether the set is not empty (using function getsetsize) before calling this function.
Related topics
getsetsize, getlastsetndx.

Parent Topic Set access

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