SOURCE

function  format(time) {
      if (String(time).indexOf('分钟') >= 0) {
          let time1 = time.slice(0, time.length).replace('分钟', ':')
          if(String(time).indexOf('秒') >= 0) {
              let time2 = time1.slice(0,time1.length-1)
              return time2.split(':')[0].padStart(2, '0') + ':' + time2.split(':')[1].padStart(2, '0')
          }else {
             return time1.split(':')[0].padStart(2, '0') + ':' + time1.split(':')[1].padStart(2, '0')
          }
      } else {
        return '00:' + String(time).split('秒')[0].padStart(2, '0')
      }
    }

console.log(format('1分钟'))
console.log(format('11秒'))
console.log(format('11分钟'))
console.log(format('11分钟10秒'))