Peter Williams

While reading Oliver Steele’s article on JavaScript Memoization this bit jumped out at me. function Angle(radians) {this.setRadians(radians)} Angle.prototype.setRadians = function(radians) { this.radians = radians; this.getDegrees.reset(); }; Angle.prototype.getDegrees = function() { return this.radians * 180 / Math.PI; } memoizeConstantMethod(Angle.prototype, ‘getDegrees’); The reason that jumped out is that getDegrees is a function that returns a number, but in the above code you see […]