Another difference is that C++ allows an assignment expression as third operand of the conditional (ternary) operator: // Valid C++, invalid C c ? 1 :

Another difference is that C++ allows an assignment expression as third operand of the conditional (ternary) operator: // Valid C++, invalid C c ? 1 : x=4 C++ also allows declarations in conditions of selection and iteration statements: // Valid C++, invalid C if (int i=3) {} while (int i=3) {}