xgqfrms™, xgqfrms® : xgqfrms's offical website of GitHub! js & while & do while
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/while
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/do...while
https://www.kirupa.com/html5/loops_in_javascript.htm
https://stackoverflow.com/questions/39969145/while-loops-vs-for-loops-in-javascript
https://stackoverflow.com/questions/5599027/the-do-while-statement