Browser executes the statements in a do while loop at least once.
And then repeatedly executes the statements in a do while loop as long as the given conditional expression is true.
} while(conditional expression); // Condition is checked at the end of the loop
document.write(“Hello World <br/>”);
Note: When you want to execute some set of statements at least once, whether the given conditional expression evaluates to true or false not matters, then use do while loop.