JSP上传文件格式限制
<div class="modal fade" id="sendModal" role="dialog" aria-hidden="true" aria-labelledby="myModalLabel">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button class="close" aria-hidden="true" type="button" data-dismiss="modal">
×关闭
</button>
<h4 class="modal-title" id="alertTitle">
删除提示
</h4>
</div>
<form id="add_file" method="post" action="" enctype="multipart/form-data">
<div class="modal-body" id="alertBody">
<div class="" id="divip">
<label for="nameIP">IP地址:</label>
<input id="send_ip" name="send_ip" value="127.0.0.1"/>
</div>
<div class="" id="sub_file">
<input id="abz001" name="abz001" style="200px" value="" placeholder="文件名" type="text" class="form-control" readonly/>
<input id="fileOrImg" name="fileOrImg" type="file" accept=".txt,.xls,.xlsx" style="width: 50%" onChange="getFilePath()"/>
</div>
</div>
<div class="modal-footer">
<button class="btn btn_modal" type="button" οnclick="sendNoticeServlet()">确定</button>
<button class="btn btn-default" type="button" data-dismiss="modal">取消</button>
</div>
</form>
</div>
</div>
</div>
<script type="text/javascript">
function getFilePath(){
var file = $("#fileOrImg").val();
var suffix = file.substr(file.lastIndexOf("."));
if(suffix != '.txt'){
alert("请上传txt格式的文本文件");
$("#fileOrImg").val('');
return;
}else{
$("#abz001").val(file);//获取文件所在地址
}
}
</script>