{{keywords>wiki library source code example reference}}
===== do =====
    Syntax 
    do instruction while ( condition );
===== cpp Sourcecode Example =====
<code cpp>
#include <iostream> /* including standard library */

using namespace std;

int main( void ) {
int i;
    
    do
        cout << "Hello World no " << i << endl;
    while (i++);
    
return 0;
}
</code>

    output
    Hello World no 0
    Hello World no 1
    Hello World no 2
    Hello World no 3
    Hello World no 4
    Hello World no ...
    Hello World no 1579
    
    and so on