invalid argument pipe string is not function for pipe datepipe ?RSS

• • Reply
  ahmedbarbary

  Member

  30 Points

  280 Posts

  invalid argument pipe string is not function for pipe datepipe ?

  May 16, 2020 08:34 PM|ahmedbarbary|LINK

  i have error as below
  NbCalendarHeaderComponent.html:3 ERROR Error: InvalidPipeArgument: 'String is not a function' for pipe 'DatePipe'
  at invalidPipeArgumentError (common.js:6367)
  at DatePipe.transform (common.js:7594)
  at checkAndUpdatePureExpressionInline (core.js:43597)
  at checkAndUpdateNodeInline (core.js:44371)
  at checkAndUpdateNode (core.js:44306)
  at debugCheckAndUpdateNode (core.js:45328)
  at debugCheckRenderNodeFn (core.js:45306)
  at Object.eval [as updateRe
  
  
  this error display when i click to select date from date picker
  
  error display and nothing select
  
  

  fromDateClick() 
  { 
  
  this.model.startdate = ""; 
  
  } 
  
  <div class="col-sm"> 
  <label for="fromDate">FromDate</label> 
  <input [nbDatepicker]="datepicker1" #startdate="ngModel" [(ngModel)]="model.startdate" name="startdate" class="form-control" 
  (click)="fromDateClick()" type="text" readonly id="fromDate" placeholder="fromDate"> 
  <nb-datepicker #datepicker1></nb-datepicker> 
  </div> 
  
  model : any={ 
  startdate :'', 
  enddate:'' 
  
  }; 

  
  
  so how to solve problem please ?

• • Reply
  PaulTheSmith

  Participant

  1200 Points

  674 Posts

  Re: invalid argument pipe string is not function for pipe datepipe ?

  May 20, 2020 11:28 PM|PaulTheSmith|LINK

  startdate : ''

  doesn't look like a valid date to me.  Have you tried giving a valid startdate?