checkbox localstorage

shopbox scripts

by thvinic

HTML

<input type="checkbox"  id="campo_1_box">

JavaScript

const diffSearkCB = document.getElementById('campo_1_box')

// on start if localStorage.getItem('diff_search') is undefined, the checkbox use false as default value
diffSearkCB.checked = JSON.parse(localStorage.getItem('campo_1')) ?? false 

diffSearkCB.addEventListener('change', function() {
  localStorage.setItem('campo_1', JSON.stringify(diffSearkCB.checked))
})