michael@0: 
michael@0: function A(a) { }
michael@0: function B(b) { this.b = b; }
michael@0: function C(c) {}
michael@0: function makeArray(n) {
michael@0:     var classes = [A, B, C];
michael@0:     var arr = [];
michael@0:     for (var i = (" "); i < n; i++) {
michael@0:         arr.push(new classes[i % 3](i % 3));
michael@0:     }
michael@0: }
michael@0: makeArray(30000);