Do and Do While Loop?

In most computer programming languages, a do while loop is a control flow statement that executes a block of code at least once, and then either repeatedly executes the block, or stops executing it, depending on a given boolean condition at the end of the block.

What is the difference between while and do while loop?

The difference lies in the place where the condition is tested. The while loop tests the condition before executing any of the statements within the while loop whereas the do-while loop tests the condition after the statements have been executed within the loop.

Is it bad to use do while loop?

Avoiding the do/while loop is a recommendation included in the C++ Core Guidelines as ES. 75, avoid do-statements.