01.document.addEventListener('keyup', (event) => {
02. const thisTarget = event.target;
03. let thisValue = thisTarget.value;
04. if (isNaN(thisValue)) {
05.
06.
07. return ;
08. }
09.
10. const thisTr = thisTarget.closest('tr');
11. let nextSibling = thisTr.nextElementSibling;
12. while (nextSibling) {
13. thisSiblingInput = nextSibling.querySelector('.input-number');
14. thisSiblingInput.value = (parseFloat(thisValue) + 1);
15. thisValue = thisSiblingInput.value;
16. nextSibling = nextSibling.nextElementSibling;
17. }
18.});
