Initializing help system before first use

# getactivebranch

Purpose
This function enables the user to know which part of a disjunction is active; if the first constraint of the disjunction is satisfied, it returns zero, else it returns one.
Synopsis
`function getactivebranch(disj:cpctr) : integer`
Argument

disj | the involved constraint (only a disjunction)

Return value
Zero if the first part of the disjunction is satisfied, one otherwise.
Example
The following code shows how to retrieve the active branch information from the disjunction disj:

    b:=getactivebranch(disj)

Related topics
disjunctive or setfirstbranch
Parent Topic Constraint parameters

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