[問題] 表單驗證怎麼寫所有欄位填寫完才能送出
目前線上訂單資料沒有填寫也能送出要如何寫出驗證有空白欄位就不能送出
<th colspan="9" align="center" bgcolor="#000000" class="special">基本資料</th>
</tr>
<tr>
<th align="center" bgcolor="#EEEEEE" class="contentfont">姓名</th>
<th colspan="8" align="left" nowrap="nowrap" bgcolor="#FFFFFF" class="contentfont"><input name="<%=fildName6%>" size="20" /></th>
</tr>
<tr>
<th align="center" bgcolor="#EEEEEE" class="contentfont">電話</th>
<td colspan="8" align="left" nowrap="nowrap" bgcolor="#FFFFFF" class="contentfont">
<input size="20" name="<%=fildName9%>" />
EX:0255889966 |
手機:
<input size="20" name="<%=fildName10%>" />EX:0912555666 </td>
</tr>
<tr>
<th align="center" bgcolor="#EEEEEE" class="contentfont">電子信箱</th>
<th colspan="8" align="left" nowrap="nowrap" bgcolor="#FFFFFF" class="contentfont">
<input size="30" name="<%=fildName12%>" /> </th>
</tr>
<tr>
<th align="center" bgcolor="#EEEEEE" class="contentfont">回覆方式</th>
<th colspan="8" align="left" nowrap="nowrap" bgcolor="#FFFFFF" class="contentfont">
<input name="<%=fildName14%>" type="radio" value="E-mail" />E-mail
<input name="<%=fildName14%>" type="radio" value="手機" checked="checked" />手機
<input name="<%=fildName14%>" type="radio" value="家用電話" />家用電話 </th>
</tr>
<tr>
<th colspan="9" align="center" bgcolor="#000000" class="contentfont"><span class="special">確認上述資料無誤之後按下</span><br />
<input style="WIDTH: 200px" type="submit" value="送出" name="" /></th>
</tr>
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