通过单击按钮来增加数字 [英] Increment a number by clicking onto a button

问题描述

我的页面上的div块中有数字$likes_number.我想知道如何通过单击按钮来动态地增加它吗?

I have the number $likes_number in a div block on my page. I would like to know how to increment it dynamically by clicking on a button?

我的代码:

<div id="likes">
    <span class="figure">
        <?php echo $likes_number ;?>
    </span>
</div>
<button type="button" id="like" >Like</button>

推荐答案

<script type="text/javascript" src="//code.jquery.com/jquery-1.6.2.js"></script>
<div id="likes">
    <span class="figure"></span>
</div>
<button type="button" id="like">Like</button>
<script type="text/javascript">
    var clicks = 0; $("#like").click(function(){ clicks++; $('.figure').html(clicks);});
</script>

实时示例: https://jsfiddle.net/nTmu7/2/

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