How to select All value in multi select by default

Question

I have an sfmultiselect control in my application.I would like to know how to select all item "by default" without clicking "Select All" checkbox.

Berly Christopher · Answer

Hi KINS, 
  
Greetings from Syncfusion support. 
  
We can achieve the requested requirement with help of SelectAllAsync(true) by using component instance as mentioned below code example. 
  
API Link: https://help.syncfusion.com/cr/blazor/Syncfusion.Blazor.DropDowns.SfMultiSelect-2.html#Syncfusion_Blazor_DropDowns_SfMultiSelect_2_SelectAllAsync_System_Boolean_  
  




public async Task onCreate() 
    { 
        multiObj.SelectAllAsync(true); 
 
    } 
 
  
Sample: https://www.syncfusion.com/downloads/support/directtrac/general/ze/MultiSelect_SelectAll_170471-1641101021  
  
Screenshot: 
  
  
  
Regards, 
Berly B.C