[英]Adding field to form in HTMl and PHP
I have a form in html with php code inside which looks like this 我有一个带有PHP代码的html表单,里面看起来像这样
<form name="category" action="search.php" method="get" enctype="multipart/form-data">
<select class="form-control2" name="category_name" id="category_name" onchange="category.submit();">
<option value="0">Select Category</option>
<?php while($cat_data=mysql_fetch_array($cat_res)){?>
<option value="<?php echo $cat_data['Category_Name'] ?>"><?php echo $cat_data['Category_Name'] ?></option>
<?php }?>
</select>
</form>
With this I get URL like 有了这个我得到的URL就像
/search.php?category_name=USA
I want to add another field in URL so the URL look like 我想在URL中添加另一个字段,以便URL看起来像
/search.php?cat_name=1&category_name=USA
This field cat_name must be updated from mysql and not from form in real time depending what option is selected. 必须根据选择的选项,从mysql而不是实时更新此字段cat_name。 Is it possible in php and html
有可能在PHP和HTML
Two possible solutions - first add query string in action of form 两种可能的解决方案 - 首先在表单操作中添加查询字符串
<form name="category" action="search.php?cat_name=1"
method="get" enctype="multipart/form-data">
Alternatively , append a input type hidden or as you need . 或者,添加隐藏的输入类型或根据需要添加。
<form name="category" action="search.php" method="get" enctype="multipart/form-data">
<select class="form-control2" name="category_name" id="category_name" onchange="category.submit();">
<option value="0">Select Category</option>
<?php while($cat_data=mysql_fetch_array($cat_res)){?>
<option value="<?php echo $cat_data['Category_Name'] ?>"><?php echo $cat_data['Category_Name'] ?></option>
<?php }?>
</select>
<input type="hidden" name="cat_name" value="1" />
</form>
只需在结束表单标记之前添加隐藏的输入字段
<input type="hidden" name="cat_name" value="<?php echo cat_name; ?>" />
Use hidden input field in the form 在表单中使用隐藏的输入字段
<form name="category" action="search.php" method="get" enctype="multipart/form-data">
<input type="hidden" name="name" value="1" />
</form>
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