单选按钮选中、取消

<input type="radio" name="xxx">
$(function() {
$(‘input:radio’).click(function () {

1. //alert(this.checked);
3. var domName = $(this).attr('name');
5. var $radio = $(this);
6. // if this was previously checked
7. if ($radio.data('waschecked') == true) {
8. console.log($radio.data('waschecked') == true);
9. $radio.prop('checked', false);
10. //$("input:radio[name='radio" + domName + "']").data('waschecked',false);
11. $radio.data('waschecked', false);
12. } else {
13. console.log($radio.data('waschecked') == true);
14. $radio.prop('checked', true);
15. //$("input:radio[name='radio" + domName + "']").data('waschecked',true);
16. $radio.data('waschecked', true);
17. }
18. });
19. });