examples/custom_types.js
function Point(x, y, z) {
  this.klass = 'Point';
  this.x     = x;
  this.y     = y;
  this.z     = z;
}
function Point(x, y, z) {
  this.klass = 'Point';
  this.x     = x;
  this.y     = y;
  this.z     = z;
}
function Point ( x , y , z ) { this . klass = 'Point' ; this . x = x ; this . y = y ; this . z = z ; }
Let's define a couple of classes.
Let s define a couple of classes .