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用js动态给from增加input
发布时间:2016年12月29日 作者:未知 查看次数:1909
js向html的from动态加入input 代码:https://zhidao.baidu.com/question/2116986385183121187.html <!DOCTYPE HTML><html><head><meta charset=UTF-8><title>recursion</title><style type="text/css"></style><script type="text/javascript"> function add () { var form = document.getElementById ("pic_load_form"); var node = form.children[0]; var str = node.outerHTML; form.innerHTML += str + "<br / >"; if (form.resfile.length == 9) { b1.disabled = 'disabled'; } }</script></head><body> <div align="center"> <div> <h2>图片批量上传:仅限jpg格式</h2> </div> <button id="b1" onclick="add()">增加+</button> <form id="pic_load_form" action="cn.chinatowercom.res.inventory.load.picupload.flow" method="post" enctype="multipart/form-data"> <input type="file" id="file" name="resfile" class="nui-htmlfile" width="300px" required="true" limitType="*.jpg" requiredErrorText="请选择上传的文件!"> <input type="hidden" name="fileStr" value="<%=json%>" /> </form> <div align="center"> <a class="nui-button" iconCls="icon-upload" onclick="submit()"> 开始上传</a> </div> </div></body></html>
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