本文介绍了当到达底部时,按钮应该隐藏的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我在jsp页面底部设置了一个按钮。使用该按钮页面将向下滚动。但是当页面到达底部时,我必须隐藏该按钮。此页面是报告页面。所以它包含很多内容。当我到达页面底部时,我必须隐藏按钮。请帮帮我。我是jquery的新手。



我无法找到任何解决方案。



这是我的代码。



  $(window).scroll(function(){if($(window).scrollTop()>(#bottomScroll) ){$(#bottom)。addClass('show');} else {$(#bottom)。removeClass('show');};}); jscript:function scrollWin(){window.scrollBy(0,180); }  
 < script src =https:// ajax .googleapis.com / ajax / libs / jquery / 2.1.1 / jquery.min.js>< / script>< button type =buttononclick =scrollWin()> < img src =Images / aerodown.png>< / button>  

div class =h2_lin>解决方案



jQuery

  var $ window = $(window),
$ document = $(文件),
按钮= $('。按钮');

button.css({
opacity:1
}); ()($ window.scrollTop()+ $ window.height())== $ document.height() ){
button.stop(true).animate({
opacity:0
},250);
} else {
button.stop(true)。 animate({
opacity:1
},250);
}
});


Am set one button on the bottom in jsp page. Using that button the page will scroll down. But i have to hide that button when the page reach bottom. this page is report page. So it contain lot of contents. I have to hide button when reach the bottom of a page. Please help me. am new to jquery

I was not able to found any solution for this.

Here is my code.

 $(window).scroll(function() {
   if ($(window).scrollTop() > ("#bottomScroll")) {
     $("#bottom").addClass('show');
   } else {
     $("#bottom").removeClass('show');
   };
 });
 jscript: function scrollWin() {
   window.scrollBy(0, 180);
 }
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<button type="button" onclick="scrollWin()">
  <img src="Images/aerodown.png">
</button>

解决方案

Demo

jQuery

var $window = $(window),
    $document = $(document),
    button = $('.button');

button.css({
    opacity: 1
});

$window.on('scroll', function () {
    if (($window.scrollTop() + $window.height()) == $document.height()) {
        button.stop(true).animate({
            opacity: 0
        }, 250);
    } else {
        button.stop(true).animate({
            opacity: 1
        }, 250);
    }
});

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08-07 02:59