目前,我可以使用php中的 isset
根据选中的复选框名称属性回显表中的行 .
但是,我希望在提交表单后检查复选框,如果用户 unchecks the checkbox I would like to use the third else statement in the php ,它将从表中检索所有行 . 我怎样才能做到这一点?是否也可以隐藏未选中的框,并仅在用户选中一个框时显示复选框 . 提前致谢 .
<div> Size
<form id="form" method="post" action="">
<input type="checkbox" name="small" class="checkbox" /> Small
<input type="checkbox" name="medium" class="checkbox"> Medium<br>
</form>
</div>
<script type="text/javascript">
$(function(){
$('.checkbox').on('change',function(){
$('#form').submit();
});
});
</script>
<?php
if (isset($_POST["small"])){
$paginate = new pagination($page, 'SELECT * FROM pants WHERE size='small' ORDER BY id desc', $options);
}
else if (isset($_POST["medium"])){
$paginate = new pagination($page, 'SELECT * FROM pants where size='medium' ORDER BY id desc', $options);
}
else { $paginate = new pagination($page, 'SELECT * FROM pants ORDER BY id desc', $options);
}
?>
2 回答
这可能做的工作: