如何重置< input type =" file"> [英] how to reset <input type = "file">

问题描述

我正在使用VS2012和Javascript开发一个metro应用程序

I am developing a metro app with VS2012 and Javascript

我想重置文件输入的内容：

I want to reset the contents of my file input:

<input type="file" id="uploadCaptureInputFile" class="win-content colors" accept="image/*" />

我该怎么做？

推荐答案

@ dhaval-marthak在评论中发布的jQuery解决方案显然有效，但如果你看看实际的jQuery调用，很容易看到jQuery正在做什么，只需设置 value 属性为空字符串。所以在纯JavaScript中它将是：

The jQuery solution that @dhaval-marthak posted in the comments obviously works, but if you look at the actual jQuery call it's pretty easy to see what jQuery is doing, just setting the value attribute to an empty string. So in "pure" JavaScript it would be:

document.getElementById("uploadCaptureInputFile").value = "";

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