Basic HTML version of Foils prepared 3 March 99

Foil 123 User-defined Methods

From Overview of JavaScript I -- Basic Web Scripting Language CPS616 Technologies of the Information Age -- Spring Semester 99. by Geoffrey C. Fox (Tom Scavo)
1 Methods are defined as Function objects: function Circle( r ) { this.r = ( r > 0 ) ? r : 0; this.getRadius = new Function( "return this.r" ); this.setRadius = new Function( "r", "this.r = r" ); }
2 Note: The last argument of the Function constructor is implicitly the method body
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