修改file按钮的默认样式实现代码
(编辑：jimmy 日期: 2025/9/23 浏览：2)
复制代码 代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<html>
<head>
<title>添加附件</title>
</head>
<script type="text/javascript" src="/UploadFiles/2021-04-02/jquery-1.8.0.js"><script type="text/javascript">
function fclick(obj){
style.posTop=event.srcElement.offsetTop
style.posLeft=event.x-offsetWidth/2
}
$(function(){
$("#addFile").click(function(){
var br = $("<br>");
var input1 = $("<input id='inputrecievedocument' type='text'/>");
var input2 = $("<input type='button' style='margin-left:5px;background-color:blue' id='btnrecievedocument' onmouseover='fclick(t_file)' value='浏览'/>");
var input3 = $("<input name='upfile' type='file' style='position:absolute;filter:alpha(opacity=0);width:70px;' id='t_file' onchange='inputrecievedocument.value=this.value' hidefocus/>");
var button = $("<input type='button' value='删除' style='margin-left:5px;background-color:blue'/>");
$("#file").append(br).append(input1).append(input3).append(input2).append(button);
button.click(function() {
br.remove();
input1.remove();
input2.remove();
input3.remove();
button.remove();
});
});
});
</script>
<body class="body">
<form method="post" action="" enctype="multipart/form-data">
<input type="button" value="添加附件" class="btn_fujian" id="addFile" style="margin-left:20px;margin-top:2px;"/>
<div id="file"></div>
</form>
</body>
</html>
IE9中运行如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<html>
<head>
<title>添加附件</title>
</head>
<script type="text/javascript" src="/UploadFiles/2021-04-02/jquery-1.8.0.js"><script type="text/javascript">
function fclick(obj){
style.posTop=event.srcElement.offsetTop
style.posLeft=event.x-offsetWidth/2
}
$(function(){
$("#addFile").click(function(){
var br = $("<br>");
var input1 = $("<input id='inputrecievedocument' type='text'/>");
var input2 = $("<input type='button' style='margin-left:5px;background-color:blue' id='btnrecievedocument' onmouseover='fclick(t_file)' value='浏览'/>");
var input3 = $("<input name='upfile' type='file' style='position:absolute;filter:alpha(opacity=0);width:70px;' id='t_file' onchange='inputrecievedocument.value=this.value' hidefocus/>");
var button = $("<input type='button' value='删除' style='margin-left:5px;background-color:blue'/>");
$("#file").append(br).append(input1).append(input3).append(input2).append(button);
button.click(function() {
br.remove();
input1.remove();
input2.remove();
input3.remove();
button.remove();
});
});
});
</script>
<body class="body">
<form method="post" action="" enctype="multipart/form-data">
<input type="button" value="添加附件" class="btn_fujian" id="addFile" style="margin-left:20px;margin-top:2px;"/>
<div id="file"></div>
</form>
</body>
</html>
IE9中运行如下：