Using the comma

• You can make the initialisation of more than one loop variables explicit by using the comma

• • int main()
  • {
  • int a, b;
  • for( a = 1, b = 4; a < b; a++, b--) {
  • cout << "a = " << a << endl;
  • cout << "b = " << b << endl;
  • }
  • }

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