/**
 * yy-mm-dd
 */
export const dateFtt = date => {
    if (date == null) {
      return ''
    }
    let year = date.getFullYear()
    let month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1
    let day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate()
    return `${year}-${month}-${day}`
  }
  
  /**
   * yy-mm-dd hh:mm:ss
   */
  export const dateTimeFtt = date => {
    if (date == null) {
      return ''
    }
    let year = date.getFullYear()
    let month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1
    let day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate()
    let hh = date.getHours() < 10 ? '0' + date.getHours() : date.getHours()
    let mm = date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()
    let ss = date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds()
    return `${year}-${month}-${day} ${hh}:${mm}:${ss}`
  }
  
  /**
   * 将字符串形式的日期转换成日期对象
   */
  export const dateNew = date => {
    if (date === undefined || date === 'undefined') {
      return new Date()
    }
    return new Date(Date.parse(date))
  }