ajax.js

/**
 * ajax方法
 */

define(function(require, exports) {
  exports.get = function(url, succCall) {
		if (url == undefined) {
			console.log("请求地址缺失！");
			return;	
		}
		
		var xhr = new XMLHttpRequest();
		xhr.onreadystatechange = function() {
			if (xhr.readyState === 4 && xhr.status === 200 && typeof succCall === "function") {
				succCall.call(xhr, xhr.responseText);
			}
		};
		
		xhr.open("GET", url, true);
		xhr.send();
	};
});