how to keep selected value in select box after submit or page reload were values and option are different...












0














I want to keep selected particular value which was selected before the form submission. But after reloading or submisssion i did not get the previous selected value.help me!



     <select name="select" class="dropbtn"  onchange="this.form.submit()">
<?php
include 'connect.php';
$query="SELECT * FROM `user` WHERE id =1";
$result=mysqli_query($link_id,$query);
while($data = mysqli_fetch_assoc($result))
{ ?>
<option value="<?php echo $data['user_id']; ?>"> <?php echo
$data['address']; ?> </option>
<?php } ?>
</select>
<?php
$id = null;
if(isset($_POST['select']))
{
$id = $_POST['select'];
echo $id;
}
?>









share|improve this question
























  • when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
    – ADyson
    Nov 20 '18 at 11:08










  • @ADyson can you post the code?
    – Revansidd
    Dec 10 '18 at 6:45










  • It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
    – ADyson
    Dec 10 '18 at 9:57
















0














I want to keep selected particular value which was selected before the form submission. But after reloading or submisssion i did not get the previous selected value.help me!



     <select name="select" class="dropbtn"  onchange="this.form.submit()">
<?php
include 'connect.php';
$query="SELECT * FROM `user` WHERE id =1";
$result=mysqli_query($link_id,$query);
while($data = mysqli_fetch_assoc($result))
{ ?>
<option value="<?php echo $data['user_id']; ?>"> <?php echo
$data['address']; ?> </option>
<?php } ?>
</select>
<?php
$id = null;
if(isset($_POST['select']))
{
$id = $_POST['select'];
echo $id;
}
?>









share|improve this question
























  • when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
    – ADyson
    Nov 20 '18 at 11:08










  • @ADyson can you post the code?
    – Revansidd
    Dec 10 '18 at 6:45










  • It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
    – ADyson
    Dec 10 '18 at 9:57














0












0








0







I want to keep selected particular value which was selected before the form submission. But after reloading or submisssion i did not get the previous selected value.help me!



     <select name="select" class="dropbtn"  onchange="this.form.submit()">
<?php
include 'connect.php';
$query="SELECT * FROM `user` WHERE id =1";
$result=mysqli_query($link_id,$query);
while($data = mysqli_fetch_assoc($result))
{ ?>
<option value="<?php echo $data['user_id']; ?>"> <?php echo
$data['address']; ?> </option>
<?php } ?>
</select>
<?php
$id = null;
if(isset($_POST['select']))
{
$id = $_POST['select'];
echo $id;
}
?>









share|improve this question















I want to keep selected particular value which was selected before the form submission. But after reloading or submisssion i did not get the previous selected value.help me!



     <select name="select" class="dropbtn"  onchange="this.form.submit()">
<?php
include 'connect.php';
$query="SELECT * FROM `user` WHERE id =1";
$result=mysqli_query($link_id,$query);
while($data = mysqli_fetch_assoc($result))
{ ?>
<option value="<?php echo $data['user_id']; ?>"> <?php echo
$data['address']; ?> </option>
<?php } ?>
</select>
<?php
$id = null;
if(isset($_POST['select']))
{
$id = $_POST['select'];
echo $id;
}
?>






mysql sql database






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edited Nov 20 '18 at 17:24









EJoshuaS

7,103102748




7,103102748










asked Nov 20 '18 at 10:55









Revansidd

11




11












  • when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
    – ADyson
    Nov 20 '18 at 11:08










  • @ADyson can you post the code?
    – Revansidd
    Dec 10 '18 at 6:45










  • It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
    – ADyson
    Dec 10 '18 at 9:57


















  • when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
    – ADyson
    Nov 20 '18 at 11:08










  • @ADyson can you post the code?
    – Revansidd
    Dec 10 '18 at 6:45










  • It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
    – ADyson
    Dec 10 '18 at 9:57
















when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
– ADyson
Nov 20 '18 at 11:08




when re-creating your content after submission, you need to read the selected value from the input data (e.g. $_POST or $_GET data, depending) and then use that to change what you output in the <option>s - if the value of the option matches the selected value of the field in the input data, then add "selected" attribute to your option
– ADyson
Nov 20 '18 at 11:08












@ADyson can you post the code?
– Revansidd
Dec 10 '18 at 6:45




@ADyson can you post the code?
– Revansidd
Dec 10 '18 at 6:45












It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
– ADyson
Dec 10 '18 at 9:57




It would be along the same lines as this example: stackoverflow.com/questions/50737788/…
– ADyson
Dec 10 '18 at 9:57












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