Ghi chú / Chú thích (Comment) trong Dart

// This is a single-line comment
var name = "Dart";  // Comment at end

/*
This is a
multi-line comment
*/

/// Calculates sum of two numbers
int sum(int a, int b) {
  return a + b;
}
 
/**
 * Calculates sum
 * @param a First number
 * @param b Second number
 */