input file 不能更改value值的解决办法


            <div class="form-item" id="file-demo-wrapper">  <label for="file-demo">请选择文件:www.jb51.net </label>  <input type="file" name="files[file-demo]"  class="form-file" id="file-demo" size="40" /> </div> $("#file-demo").remove(); ////www.jb51.net $("<input type=\"file\" name=\"files[file-demo]\"  class=\"form-file\" id=\"file-demo\" size=\"40\" />").appendTo("#file-demo-wrapper");