columns property
      
      String
      get
      columns
      
    
    
    
Implementation
_i2.String get columns => _i4.getProperty(
      this,
      'columns',
    );
      
      set
      columns
      (String value) 
      
    
    
    
Implementation
set columns(_i2.String value) {
  _i4.setProperty(
    this,
    'columns',
    value,
  );
}