时间转换

/**
 * 时间转换
 * @param {Number} time 时间
 * @param {String} cFormat 时间格式 默认 {y}/{m}/{d} {h}:{i}:{s}
 * @return {Sting} time_str 转换后的时间字符串
 * */
function parseTime(time,cFormat){
	if (arguments.length === 0) {
	  return null
	}
	const format = cFormat || '{y}/{m}/{d} {h}:{i}:{s}'
	let date
	if (typeof time === 'object') {
	  date = time
	} else {
	  if (('' + time).length === 10) time = parseInt(time) * 1000
	  date = new Date(time)
	}
	const formatObj = {
	  y: date.getFullYear(),
	  m: date.getMonth() + 1,
	  d: date.getDate(),
	  h: date.getHours(),
	  i: date.getMinutes(),
	  s: date.getSeconds(),
	  a: date.getDay()
	}
	const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
	  let value = formatObj[key]
	  // Note: getDay() returns 0 on Sunday
	  if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
	  if (result.length > 0 && value < 10) {
	    value = '0' + value
	  }
	  return value || 0
	})
	return time_str
}