<?php
if ($_POST['submit'] && $_POST['colors']){
$cols = implode($_POST['colors'], ",");
 
$vals=explode(",",$cols);
?>
<form method="post" action="populate3-5.php">
What color(s) do you like?<BR>
 
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Yellow"
<? for ($index=0; $index< count($vals); $index++){
if ($vals[$index]=="Yellow") { print(" CHECKED");}} ?> >Yellow
 
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Orange"
<? for ($index=0; $index< count($vals); $index++){
if ($vals[$index]=="Orange") { print(" CHECKED");}} ?>>Orange
 
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Green"
<? for ($index=0; $index< count($vals); $index++){
if ($vals[$index]=="Green") { print(" CHECKED");}} ?>>Green
 
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Blue"
<? for ($index=0; $index< count($vals); $index++){
if ($vals[$index]=="Blue") { print(" CHECKED");}} ?>>Blue
 
<input type="submit" name="submit" value="submit">
</form>
<?
}else{
?>
<form method="post" action="populate3-5.php">
What color(s) do you like?<BR>
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Yellow">Yellow
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Orange">Orange
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Green">Green
<INPUT TYPE="checkbox" NAME="colors[]" VALUE="Blue">Blue
<input type="submit" name="submit" value="submit">
<form>
<?
}
?>