How to get the value of html drop-down menu in php background, please help me

How to get the value of html drop-down menu in php background, please help

​
                                                       
              Please select:
                                   Please select
{foreach $pe.roles as $value}
                                                                              {$value.role_name}
                                                         {/foreach}
                
                                                       
                                                       
                                         
                                                                           

——Solution——————–
In your Set the name attribute in the select tag and obtain it through the name attribute value in the PHP background
For example:

Test

PHP code:

if(isset($_POST[“select1”]))
{
echo $_POST[“select1”];
}
——Solution——————–
echo @ $_POST[“selectRole1”];
You can get it