使用php提交后将表单数据保留在字段中

acr*_*acr 4 php forms textarea

我正在将以下代码用于html表单。(它有两种形式)我能够在提交第一和第二种表单后保留textarea字段。但是我在这里面临的问题是下拉菜单的选择。

码:

<html>
<body>

<div class="emcsaninfo-symcli-main">
    <form  id="form1" name="form1" action=" " method="post" > 



        <div class="input">Your Name</div>
        <div class="response"><span><input  class="textbox" id="myname" name="myname" type="text" value="<?php if(isset($_POST['myname'])) { echo htmlentities ($_POST['myname']); }?>" /></span> </div>


        <div class="input">Your Place</div>
        <div class="response"><span><input  class="textbox" id="myplace" name="myplace" type="text" value="<?php if(isset($_POST['myplace'])) { echo htmlentities ($_POST['myplace']); }?>" /></span> </div>

        <div class="input-quest">Graduation Status</div>
        <div class="input-resp"><select id="graduation" name="graduation" OnChange="CMT();"><option class="dropdown-options">Graduate</option><option class="dropdown-options">Non Graduate</option></select></div>

<div class="submit">
        <input  id="first_submit" type="submit"  name="first_submit" value="first_submit" />
</div>

</form>


<?php

if(!empty($_POST['myname']) && !empty($_POST['myplace']) || !empty($_POST['output_textarea'] ) )
{

$myname = $_POST['myname'];
$myplace = $_POST['myplace'];
$graduation = $_POST['graduation'];

?>


<form  id="form2" name="form2" action=" " method="post" >
<textarea onclick="this.select()" name="output_textarea" id="output_textarea" cols="100" rows="25" readonly value="<?php if(isset($_POST['output_textarea'])) { echo htmlentities ($_POST['output_textarea']); }?>">


<?php

echo "My name is $myname and I am from $myplace, and I am $graduation";

?>

</textarea>

<input  id="submit1" type="submit"  name="name_field" value="submit1" />
<input  id="submit2" type="submit"  name="place_field" value="submit2" />

<input  id="myname_hidden" name="myname" type="hidden" value="<?php if(isset($_POST['myname'])) { echo htmlentities ($_POST['myname']); }?>"/>
<input  id="myplace_hidden" name="myplace" type="hidden" value="<?php if(isset($_POST['myplace'])) { echo htmlentities ($_POST['myplace']); }?>" />
<input  id="graduation_hidden" name="graduation" type="hidden" value="<?php if(isset($_POST['graduation'])) { $graduation = $_POST['graduation']; }?>" />
</form> 

<?php

function name()
{
    echo $_POST["output_textarea"];
}
if(isset($_POST['name_field']))
{
   name();
} 



function place()
{
    echo $_POST["output_textarea"];
}
if(isset($_POST['place_field']))
{
   place();
} 

}

?>


</div>      

</html>
</body>
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例如,如果我把name = Johnplace : UK并选择作为毕业的地位graduate,它将会给我第一种形式输出在我output textarea

My name is John and I am from UK, and I am Graduate
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我在第二个表单中有两个单独的提交按钮,使用该按钮我正在做其他一些功能。output textarea 如果我按下第二个按钮中的任何一个,我可以保留我的姓名和位置,但不能保留下拉菜单。因此它只会在提交submit1或后显示submit2

My name is John and I am from UK, and I am
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这里,

  1. 如何在输出文本区域中保留下拉选择
  2. 我可以在提交第二份表单后只显示output_textarea内容,而不保留第一份表单数据吗?

PHP平台

jnh*_*tea 6

您在“研究生”元素的隐藏输入中存在逻辑错误。
这是第53-55行的内容。第55行没有回声,而是回声$graduation = $_POST['graduation'];无法帮助您:

<input  id="myname_hidden" name="myname" type="hidden" value="<?php if(isset($_POST['myname'])) { echo htmlentities ($_POST['myname']); }?>"/>
<input  id="myplace_hidden" name="myplace" type="hidden" value="<?php if(isset($_POST['myplace'])) { echo htmlentities ($_POST['myplace']); }?>" />
<input  id="graduation_hidden" name="graduation" type="hidden" value="<?php if(isset($_POST['graduation'])) { $graduation = $_POST['graduation']; }?>" />
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代替的是,此代码应工作:

<input  id="myname_hidden" name="myname" type="hidden" value="<?php if(isset($_POST['myname'])) { echo htmlentities ($_POST['myname']); }?>"/>
<input  id="myplace_hidden" name="myplace" type="hidden" value="<?php if(isset($_POST['myplace'])) { echo htmlentities ($_POST['myplace']); }?>" />
<input  id="graduation_hidden" name="graduation" type="hidden" value="<?php if(isset($_POST['graduation'])) { echo htmlentities($_POST['graduation']); }?>" />
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