startOf

OPL integer expression (scheduling) to access the start time of an interval

Purpose

OPL integer expression (scheduling) to access the start time of an interval.

context type
Model files (.mod)
dexpr int

Syntax

dexpr int startOf (a[,dval]);
 
Where:

dvar interval a;
int dval;

Description

This integer expression is used to access the start time of an interval. Special care must be taken for optional intervals: in this case an integer value dval must be specified, to represent the value of the expression when the interval is absent. If this value is omitted, it is considered to be 0.