JS獲取url參數值

// 獲取url參數值
function parseUrl() {
	var url = location.href;
	var i = url.indexOf('?');
	if (i == -1) return;
	var querystr = url.substr(i + 1);
	var arr1 = querystr.split('&');
	var arr2 = new Object();
	for (i in arr1) {
		var urllist = arr1[i].split('=');
		arr2[urllist[0]] = urllist[1];
	}
	return arr2;
}

// 調用
var urlData = parseUrl();
console.log(urlData);