check all checkbox is checked jquery code example

Example 1: jquery checkbox checked

$("checkbox").is(":checked")

Example 2: check whether a checkbox is checked in jQuery

if ($('#grepperRocks').is(':checked')) {
	// this checkbox is checked
}

Example 3: jquery get all checkbox checked

$('.theClass:checkbox:checked')

Example 4: select all checkboxes jquery

$('input:checkbox').prop('checked', true);