如何在按钮单击事件中显示图像?

问题描述：

我在.aspx页面上使用了文本框和一个按钮，并在按钮单击事件中发送了文本框数据的电子邮件.现在，我想在使用Java脚本单击按钮时显示图像，所以请告诉我如何在按钮单击事件上显示图像?

i used text boxes and one button on my .aspx page and i send the email of the textbox data on the button click event.Now i want to show an image when i click on the button using java script so please tell me how can show an image on button click event ?

答

<script language="javascript">
    function displayImage() {
        document.getElementById('img').style.display = 'block';
    }
</script>

<asp:button id="button1" runat="server" onclientclick="displayImage(); return false;" text="view image" />
     <asp:image id="img" runat="server" imageurl="~/loadingAnimation.gif" style="display:none;" />

您还可以参考以下链接:
http://forums.asp.net/t/1681635.aspx/1?to + show + image + on + button + click + using + javascript [ http://*.com/questions/1999071/show-hide-image-on-click [ ^ ]

You can also refer below links:
http://forums.asp.net/t/1681635.aspx/1?to+show+image+on+button+click+using+javascript[^]
http://*.com/questions/1999071/show-hide-image-on-click[^]

如何在按钮单击事件中显示图像?

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