[php] PHP code to get selected text of a combo box

I have a combo box named "Make". In that combo box I'm loading vehicle manufacturer names. When I click SEARCH button I want to display the selected manufacturer name. Below is part of my HTML code.

<label for="Manufacturer"> Manufacturer : </label>
<select id="cmbMake" name="Make" >
   <option value="0">Select Manufacturer</option>
   <option value="1">--Any--</option>
   <option value="2">Toyota</option>
   <option value="3">Nissan</option>
</select>

<input type="submit" name="search" value="Search"/>

Below is my PHP code so far I've done.

 <?php

if(isset($_POST['search']))
{
    $maker = mysql_real_escape_string($_POST['Make']);
    echo $maker;
    }
 ?>

If I select Toyota from the combo box and press SEARCH button, I'm getting the answer as '2' . It means it gives me the value of the 'Toyota'. But I want to display the name 'Toyota'. How can I do that? Please help me ....

This question is related to php html combobox selectedtext

The answer is


you can make a jQuery onChange event to get the text from the combobox when the user select one of them:

<script>    
     $( "select" )
     .change(function () {
     var str = "";
     $( "select option:selected" ).each(function() {
     str += $( this ).text() + " ";
     });
     $('#EvaluationName').val(str);
     })
     .change();
 </script>

When you select an option, it will save the text in an Input hidde

  <input type="hidden" id="EvaluationName" name="EvaluationName" value="<?= $Evaluation ?>" />

After that, when you submit the form, just catch up the value of the input

$Evaluation = $_REQUEST['EvaluationName'];

Then you can do wathever you want with the text, for instance save it in a session variable and send it to other page. etc.


Try with this. You will get the select box value in $_POST['Make'] and name will get in $_POST['selected_text']

<form method="POST" >
<label for="Manufacturer"> Manufacturer : </label>
  <select id="cmbMake" name="Make"     onchange="document.getElementById('selected_text').value=this.options[this.selectedIndex].text">
     <option value="0">Select Manufacturer</option>
     <option value="1">--Any--</option>
     <option value="2">Toyota</option>
     <option value="3">Nissan</option>
</select>
<input type="hidden" name="selected_text" id="selected_text" value="" />
<input type="submit" name="search" value="Search"/>
</form>


 <?php

if(isset($_POST['search']))
{

    $makerValue = $_POST['Make']; // make value

    $maker = mysql_real_escape_string($_POST['selected_text']); // get the selected text
    echo $maker;
}
 ?>

Put whatever you want to send to PHP in the value attribute.

  <select id="cmbMake" name="Make" >
     <option value="">Select Manufacturer</option>
     <option value="--Any--">--Any--</option>
     <option value="Toyota">Toyota</option>
     <option value="Nissan">Nissan</option>
  </select>

You can also omit the value attribute. It defaults to using the text.

If you don't want to change the HTML, you can put an array in your PHP to translate the values:

$makes = array(2 => 'Toyota',
               3 => 'Nissan');

$maker = $makes[$_POST['Make']];

Change your select box options value:

<select id="cmbMake" name="Make" >
     <option value="">Select Manufacturer</option>
     <option value="Any">--Any--</option>
     <option value="Toyota">Toyota</option>
     <option value="Nissan">Nissan</option>
  </select>

You cann't get the text of selected option in php. it will give only the value of selected option.

EDITED:

<select id="cmbMake" name="Make" >
     <option value="0">Select Manufacturer</option>
     <option value="1_Any">--Any--</option>
     <option value="2_Toyota">Toyota</option>
     <option value="3_Nissan">Nissan</option>
  </select>

ON php file:

$maker = mysql_real_escape_string($_POST['Make']);
$maker = explode("_",$maker);
echo $maker[1]; //give the Toyota
echo $maker[0]; //give the key 2

if you fetching it from database then

<select id="cmbMake" name="Make" >
<option value="">Select Manufacturer</option>
<?php $s2="select * from <tablename>"; 
$q2=mysql_query($s2); 
while($rw2=mysql_fetch_array($q2)) { 
?>
<option value="<?php echo $rw2['id']; ?>"><?php echo $rw2['carname']; ?></option><?php } ?>
</select>

I agree with Ajeesh, but there are simpler ways to do this...

if ($maker == "2") { }

or

if ($maker == 2) { }

  • Why am I not returning a "Toyota" value? Because the "Toyota" choice in the Selection Box would have already returned "2", which, would indicate that the selected Manufacturer in the Selection Box would be Toyota.

  • How would the user know if the value is equal to the Toyota selection in the Selection Box? In between my example code's brackets, you would put $maker = "Toyota" then echo $maker, or create a new string, like so: $maketwo = "Toyota" then you can echo $makertwo (I much prefer creating a new string, rather than overwriting $maker's original value.)

  • If the user selects "Nissan", will the example code take care of that as well..? Yes, and no. While "Toyota" would return value "2", "Nissan" would instead return value "3". The current set value that the example code is looking for is "2", which means that if the user selects "Nissan", which represents value "3", then presses "Search", the example code would not be executed. You can easily change the code to check for value "3", or value "1", which represents "--Any--".

  • What if the user clicks "Search" while the Selection Box is set to "Select Manufacturer"? How can I prevent them from doing so? To prevent them from proceeding any further, change the set value of the example code to "0", and in between the brackets, you may place your code, then after that, add return;, which terminates all execution of any further code within the function / statement.


You can achive this with creating new array:

<?php
$array = array(1 => "Toyota", 2 => "Nissan", 3 => "BMW");

if (isset ($_POST['search'])) {
  $maker = mysql_real_escape_string($_POST['Make']);
  echo $array[$maker];
}
?>

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