How to discover hidden elements in blank spaces-JS Tutorial-php.cn

This time I will show you how to discover hidden elements in blank spaces and what are theprecautions for discovering hidden elements in blank spaces. Here are practical cases, let’s take a look.

When we develop websites, we often click on the blank space to hide existing elements, p or other elements. This time I will teach you how to use jquery to achieve this special effect.

A jQuery web page special effect that hides the pop-up layer when you click on the blank space, pops up the layer when you click on the button, and disappears the JS code when you click on the blank space on the page. The main function is to click the button to display the pop-up layer, and then click anywhere on the page to close the pop-up layer display effect. It is mainly the operation application of $(document).click. Demonstration Demo, effect source code:

CSS code:

* { padding: 0; margin: 0; } #btnShow{ margin: 100px auto 0; width: 90px; display: block; } #pTop{ border: 2px solid #666666; position: absolute; display: none; width: 400px; height: 200px; color: #333; background: #efefef; padding-top: 10px; text-align: center; font: 16px/30px "微软雅黑"; margin-top: -105px; margin-left: -200px; left: 50%; top: 50%; }

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JS code:

$(function () { $('#btnShow').click(function (event) { //取消事件冒泡 event.stopPropagation(); //按钮的toggle,如果p是可见的,点击按钮切换为隐藏的;如果是隐藏的,切换为可见的。 $('#pTop').toggle('slow'); return false; }); //点击空白处隐藏弹出层，下面为滑动消失效果和淡出消失效果。 $(document).click(function(event){ var _con = $('#pTop'); // 设置目标区域 if(!_con.is(event.target) && _con.has(event.target).length === 0){ // Mark 1 //$('#pTop').slideUp('slow'); //滑动消失 $('#pTop').hide(1000); //淡出消失 } }); })

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HTML code:

点击空白区域弹出层关闭！

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After testing, when clicking on the blank space of the page on the mobile phone Iphone, the pop-up layer is closed and fails, and the document writing method is not supported. , Solution: You can add a background layer as a page blank object.

Click on the blank space to hide the pop-up layer Case 2:

点击空白处关闭弹出层

点击此处打开弹出层
点击空白处关闭弹出层

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Let me share with you the code of the method of hiding the p area by clicking outside the p area in js:

      
     This is a p;

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Believe it or not After reading the case in this article, you have mastered the method. For more exciting information, please pay attention to other related articles on the PHP Chinese website!