Missing default argument - compiler error

Question

void func ( string word = \"hello\", int b ) {

  // some jobs

}

in another function

 //calling 
 func ( \"\", 10 ) ;

When I have compiled it, compi

Answer 1

The error message is proper. If the default argument is assigned to a given parameter then all subsequent parameters should have a default argument. You can fix it in 2 ways;

(1) change the order of the argument:

void func (int b, string word = "hello");

(2) Assign a default value to b:

void func (string word = "hello", int b = 0);