Datetimeformat is invalid under @requestbody

It's generally used

@DateTimeFormat hold   The time string passed to the background is converted to Date ,

@JsonFormat  Send it out backstage Date Convert to time string  ,

@DateTimeFormat It's just like @RequestParam Request parameters for （url The parameters of splicing are valid , If it's in RequestBody Medium form-data It's also ineffective ） On take effect ,

@DateTimeFormat Put it in @RequestBody Next is invalid .

@RequestBody You can use @JsonFormat Turn the time string passed to the background into Date;

in other words  @JsonFormat In fact, the time string passed to the background can be converted into Date You can also send it out backstage Date Convert to time string  .