newsList = [{id: 0, name: '我是初始化第一位'}, {id: 1, name: '我是第二位'}]
for(var i=0; newsList.length; i++) {
	if(i === e) {
		var obj = newsList[i];
		newsList.splice(i, 1)
		break
	}
}
newsList.unshift(obj);

newsList.unshift(...newsList.splice(newsList.findIndex(i => i===e), 1))