$("#mycheckbox")[0].checked = true; $("#mycheckbox").attr('checked', true); ... ... <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>

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

ui:inputCheckbox is not a standard html element. You can't use jQuery to change any of it's attributes like that. ... <看更多>