I am trying to save a value (0 or 1) in a session in PHP. I have my session_start() commands at the top but I cannot seem to get it working - it does return the saved number - it keeps returning 0 as in not saving the info - am I resetting something?
index.php
<?php
# session vars
session_start();
$session_id = session_id();
# set the session
$sliderNumber=$_SESSION["CurrentSliderPosition"];
# check session
if($sliderNumber=="" || $sliderNumber=="0"){
echo ' you are saved 0';
} else {
echo ' saved your session is 1 - even though you have been on other pages';
}
<a href="make-session.php?slidePositionId=1">make 1 the session number</a><br />
<a href="make-session.php?slidePositionId=2">make 2 the session number</a><br />
?>
make-session.php
<?php
# get session number
$sliderNumber=$_REQUEST["slidePositionId"];
# session checker
if($sliderNumber=="0" || $sliderNumber==""){
$_SESSION["CurrentSliderPosition"]=0;
} else {
$_SESSION["CurrentSliderPosition"]=$sliderNumber;
}
//echo $_SESSION["CurrentSliderPosition"];
# redirect with our saved session
header("Location: index.php");
?>