select all checkboxes javascript

Select all checkboxes using JavaScript. Links. The second function validate() will execute while someone click on … Add your checkboxes together with the ‘Check All’ checkbox into a container with the ‘data-check-all-container’ attribute. In this section, not only we will learn to select all checkboxes, but we will also create another function that will deselect all the checked checkboxes. Hi, I have a list of checkboxes on my form and also a “Select all” option for the checkboxes. There can be any number of checkboxes for selection. Inside the function assigned onclick, we access the checked and value properties of the checkbox using the this keyword. Summary: in this tutorial, you will learn how to use JavaScript to check if a checkbox is checked, to get values of selected checkboxes, and select / unselect all checkboxes.