<div class="checkbox-group"> <input id="checkbox3" type="checkbox" checked /> <label for="checkbox3"> ... <看更多>

$('#' + id).is(":checked"). That gets if the checkbox is checked. For an array of checkboxes with the same name you can get the list of checked ones by: ... <看更多>

Checking if a checkbox is checked · First, select the checkbox using the selecting DOM methods such as getElementById() or querySelector() . · Then, access the ... ... <看更多>

<input type="checkbox" value="one" name="items[]" checked="checked" />. <label class="float--none">One</label><br />. <input type="checkbox" value="two" ... ... <看更多>