If you have multiple checkbox list or in table rows then we can get all checked checkbox value in string or array in jquery. Here Mudassar Ahmed Khan has explained how to how to check or uncheck all checkboxes client side in ASP.Net CheckBoxList using jQuery. You can use the jQuery :selected selector in combination with the val() method to find the selected option value in a select box or dropdown list. Set Checkbox State Checked or Unchecked with the DOM by Danny Englishby (@DanEnglishby) For this, JQuery can be utilized in a single line to get the value. Works in jQuery >= 1.0 Share In the above example a click event handler has been assigned to the HTML input button. We can also dive into the DOM itself and edit the checked value.