selectAllActionLabel property 
    
    
        
  
    
      
  
      String
      get
      
selectAllActionLabel
      override
     
    
  The label for the select all button on the text selection controls.
In en, this message translates to:
'Select all'
 
    
  Implementation
  @override
String get selectAllActionLabel => 'အားလုံးကိုရွေးမည်';