tryCast<T>  function 
 
        
T
tryCast<T>( 
    
    
- dynamic x,
- T fallback
Implementation
T tryCast<T>(dynamic x, T fallback) {
  try {
    return (x as T);
    // ignore: unused_catch_clause
  } on TypeError catch (e) {
    return fallback;
  }
}