ILOG OPL Development Studio Language Reference Manual

User-defined constructorsIn addition to the Object constructor, any user-defined function can be used as an objectconstructor.User-defined constructorsSyntaxnew function(arg1, ..., argn)EffectCreates a new object, then calls function(arg1, ..., argn) toinitialize it.Inside the constructor, the keyword this can be used to make reference to the object beinginitialized.For example, the following program defines a constructor for cars:function Car(name, year) {this.name = name;this.year = year;this.start = start_engine;}Now, callingnew Car("Ford", "1985")creates a new object with the properties name and year, and a start method.248I L O G O P L D E V E L O P M E N T S T U D I O L A N G U A G ER E F E R E N C E M A N U A L