adicn/phpcms/modules/content/fields/file/field_add_form.inc.php

<table cellpadding="2" cellspacing="1" width="98%">
	<tr> 
      <td width="100">文本框长度</td>
      <td><input type="text" name="setting[size]"  size="10" class="input-text" value="70"></td>
    </tr>
	<tr> 
      <td>默认值</td>
      <td><input type="text" name="setting[defaultvalue]"  size="40" class="input-text"></td>
    </tr>
	<tr> 
      <td>允许上传的文件类型</td>
      <td><input type="text" name="setting[upload_allowext]" value="pdf|doc|docx|xls|wps|rar|zip|7z|jpg|jpeg|png|bmp" size="60" class="input-text"></td>
    </tr>
	<tr> 
      <td>是否从已上传中选择</td>
      <td><input type="radio" name="setting[isselectfile]" value="1" checked> 是 <input type="radio" name="setting[isselectimage]" value="0" > 否</td>
    </tr>

</table>