先放一个<input type="file" name="File1">
然后在放一个普通按纽
<input value="点击我" name="button1" onclick="open();">
function open()
{
var file = document.getElementById("File1");
file.click();
}
先放一个<input type="file" name="File1">
然后在放一个普通按纽
<input value="点击我" name="button1" onclick="open();">
function open()
{
var file = document.getElementById("File1");
file.click();
}