javascript冒泡算法的一个报错

[yangzj1992]

		function CArray(numElements) {
			this.dataStore = [];
			this.pos = 0;
			this.numElements = numElements;
			this.insert = insert;
			this.toString = toString;
			this.clear = clear;
			this.setData = setData;
			this.swap = swap;

			for (var i = 0; i < numElements; ++i) {
				this.dataStore[i] = i;
			}
		}

		function setData() {
			for (var i = 0; i < this.numElements; ++i) {
				this.dataStore[i] = Math.floor(Math.random() * 
					(this.numElements+1));
			}
		}

		function clear() {
			for (var i = 0; i < this.dataStore.length; ++i) {
				this.dataStore[i] = 0;
			}
		}

		function insert(element) {
			this.dataStore[this.pos++] = element;
		}

		function toString() {
			var retstr = "";
			for (var i = 0; i < this.dataStore.length; ++i) {
				retstr += this.dataStore[i] + " ";
				if (i > 0 && i % 10 == 0) {
					retstr += "\n";
				}
			}
			return retstr;
		}

		function swap(arr, index1, index2) {
			var temp = arr[index1];
			arr[index1] = arr[index2];
			arr[index2] = temp;
		}

		function bubbleSort() {
			var numElements = this.dataStore.length;
			var temp;
			for (var outer = numElements; outer >= 2; --outer) {
				for (var inner = 0; inner <= outer-1; ++inner) {
					if (this.dataStore[inner] > this.dataStore[inner+1]) {
						swap(this.dataStore, inner, inner+1);
					}
				}
			}
		}

		var numElements = 10;
		var mynums = new CArray(numElements);
		mynums.setData();
		console.log(mynums.toString());
		mynums.bubbleSort();
		console.log();
		console.log(mynums.toString());

源码如上，控制台显示Uncaught TypeError: Object [object Object] has no method 'bubbleSort' ..这是怎么回事..搜了一下这样的报错情况..还是不是特别明白原因..谢谢

[xuzuning]

this.bubbleSort = bubbleSort; 在哪里？怎么没看见