在javascript中打开文件对话框 [英] open file dialog box in javascript

问题描述

我需要一个解决方案，在html中显示打开的文件对话框，同时点击一个div。打开文件对话框必须在div被点击时打开。

i need a solution to display open file dialog in html while clicking a div . the open file dialog box must open when the div is clicked.

注意：我不想将输入文件对话框显示为html的一部分页。它必须在javascript中显示为 alert 。

note : i dont want to display the input file dialog as part of html page. it must be displayed as alert in javascript.

[点击div时，我需要打开文件对话框。它必须像警报一样不属于网页]

[i need open file dialog box when a div is clicked. it must be as like alert which is not part of the web page]

推荐答案

这是一个很好的一个

精细上传程式演示

它是一个< input type ='file'/> 控制本身。但是一个div被放在那个，并且css样式被应用来获得这种感觉。文件控制的不透明度设置为0，以便在点击div时显示对话框窗口。

It is an <input type='file' /> control itself. But a div is placed over that and css styles are applied to get that feel. Opacity of the file control is set to 0 so that it appears that the dialog window is opened when clicking on the div.

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