时间戳转换

            formatDateTime(inputTime) { //时间戳 转 YY-mm-dd HH:ii:ss 
				var date = new Date(inputTime);
				var y = date.getFullYear();
				var m = date.getMonth() + 1;
				m = m < 10 ? ('0' + m) : m;
				var d = date.getDate();
				d = d < 10 ? ('0' + d) : d;
				var h = date.getHours();
				h = h < 10 ? ('0' + h) : h;
				var minute = date.getMinutes();
				var second = date.getSeconds();
				minute = minute < 10 ? ('0' + minute) : minute;
				second = second < 10 ? ('0' + second) : second;
				return y + '-' + m + '-' + d + ' ' + h + ':' + minute + ':' + second;
			}