const idButtonBorder = "test-toggle-borders"; const classBorderActive = "debug"; const classBorderInactive = "_debug"; function swapDebugClasses() { const activeElements = document.querySelectorAll('.' + classBorderActive); const inactiveElements = document.querySelectorAll('.' + classBorderInactive); activeElements.forEach(element => { element.classList.remove(classBorderActive); element.classList.add(classBorderInactive); }); inactiveElements.forEach(element => { element.classList.remove(classBorderInactive); element.classList.add(classBorderActive); }); } document.addEventListener("DOMContentLoaded", function() { // Adding the action to the border button const eBorderButton = document.getElementById(idButtonBorder); if(eBorderButton !== null) { eBorderButton.addEventListener("click", swapDebugClasses); } });