check all checkbox checked or not in jquery code example
Example 1: How to check whether a checkbox is checked in jQuery?
//using plane javascript
if(document.getElementById('on_or_off_checkbox').checked) {
//I am checked
}
//using jQuery
if($('#on_or_off_checkbox').is(':checked')){
//I am checked
}
Example 2: jquery check if all checkbox is not checked
$('#checkAll').click(function () {
$('input:checkbox').prop('checked', this.checked);
});