// 3671520转化成00:00:00,000 =>01:01:11,520 formatTime2HMSMs = time =>{ const millisecond = parseInt(time%1000) let second = 0; let totalMinute = 0; let minute = 0; let hour = 0; let result = ""; const totalSecond = parseInt(time/1000) // 3671 if(totalSecond>59){ // 总秒数大于59 需要计算总分钟 数 second = parseInt(totalSecond%60) // 11 totalMinute = parseInt(totalSecond/60) // 61 }else{ second = totalSecond } if(totalMinute>59){ minute = parseInt(totalMinute%60) // 1 hour = parseInt(totalMinute/60) // 1 }else{ minute = totalMinute } if(hour<10){ result+="0"+hour; }else{ result+=""+hour; } if(minute<10){ result+=":0"+minute; }else{ result+=":"+minute; } if(second<10){ result+=":0"+second; }else{ result+=":"+second; } if(millisecond<10){ result+=",00"+millisecond; }else if(millisecond<100){ result+=",0"+millisecond; }else{ result+=","+millisecond; } return result; }