js在cookie里存储数组array数据

js添加、修改、查询、删除cookie

http://happyqing.iteye.com/blog/2289730

js扩展String添加startWith方法，endWith方法  
http://happyqing.iteye.com/blog/2289705

js扩展Array添加indexOf方法，remove方法,删除元素
http://happyqing.iteye.com/blog/2289707

数据格式 accountHistory=13100000001|13100000002|13100000003

function setCookieArray(c_name, value, expireTimes){
	var cookie = getCookie(c_name);
	var cookieArr = cookie.split("|");
	cookieArr.push(value);
	cookie = cookieArr.join("|");
	if(cookie.endWith("\\|")){	//删除最后的|
		cookie = cookie.substring(0, cookie.length-1);
	}
	setCookie(c_name, cookie, expireTimes);
}

JavaScript Array 对象

http://www.w3school.com.cn/jsref/jsref_obj_array.asp