Php > HTML and Php

Keeping selection from a drop down

Keeping selection from a drop down

<? 
function my_select($name,$rows,$multiple,$array_list,$match) 
{ 
  //this select box takes the above 5 arguements to create details 
  /* 
    1. $name = the name of the select box 
    2. $rows = the number of displayed rows (1 as the default) 
    3. $multiple = does the select allow multiple choices (boolean value 0 for no, 1 for yes 
    4. $array_list = the options (in a value:display pair ie "1:Informatique","2:Voyages","3:Immobilier") 
    5. $match  = the items to be selected if trying to keep a value ( is "" if no values present or comma separated list if multiple) 

     
  */ 

  $numOpts = count($match); 
  if ($numOpts>1){ 
     $matches=implode(",",$match); 
  }elseif ($numOpts==1){ 
     $matches=$match; 
  }else{ 
     $matches=""; 
   } 

echo "<select name=\"$name\" "; 
echo "size=\"$rows\" "; 
if ($mutiple==1){ echo " MULTIPLE "; } 
echo ">"; 

$count=count($array_list); 

for ($i=0;$i<$count;$i++){ 
   //take apart the array key:value pairs 
   $elements = explode(":",$array_list[$i]); 

   //compare matches to list to see if the item is selected 
   if (($numOpts<2)&&($matches == $elements[0])){ 
      echo "<option value=\"".$elements[0]."\" SELECTED>".$elements[1]; 
   }elseif(($numOpts>1)&&(in_array($elements[0],$matches))){ 
      echo "<option value=\"".$elements[0]."\" SELECTED>".$elements[1]; 
   }else{ 
      echo "<option value=\"".$elements[0]."\">".$elements[1]; 
   } 
}//end for 
echo "</select>"; 

}//end function 
?>