Games
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<?
//Memory Game
//Copyright 2000, Derek Young
//I assume no responsibility for damages, have fun with this
//code, do whatever you wish. You can replace the $hidden and
//$card variable to equal whatever you want, hopefully images ;>
session_register("board");
session_register("state");
if($reset) {
unset($board); unset($state);
}
//Init State
if(!$state) $state=0;
//Init Hidden Card
$hidden="<FONT SIZE="5">X</FONT>";
//Init Game Board
if(!$board) {
//Init 15 Cards, Grid here will be 15x15
$card[0]="<FONT SIZE="5">A</FONT>";
$card[1]="<FONT SIZE="5">B</FONT>";
$card[2]="<FONT SIZE="5">C</FONT>";
$card[3]="<FONT SIZE="5">D</FONT>";
$card[4]="<FONT SIZE="5">E</FONT>";
$card[5]="<FONT SIZE="5">F</FONT>";
$card[6]="<FONT SIZE="5">G</FONT>";
$card[7]="<FONT SIZE="5">H</FONT>";
$card[8]="<FONT SIZE="5">I</FONT>";
$card[9]="<FONT SIZE="5">J</FONT>";
$card[10]="<FONT SIZE="5">K</FONT>";
$card[11]="<FONT SIZE="5">L</FONT>";
$card[12]="<FONT SIZE="5">M</FONT>";
$card[13]="<FONT SIZE="5">N</FONT>";
$card[14]="<FONT SIZE="5">O</FONT>";
//DoubleCard
for ($temp=15;$temp < 30;++$temp) {
$card[$temp]=$card[$temp-15];
}
//Randomize Cards
srand((double)microtime()*1000000);
shuffle ($card);
for ($temp=1;$temp <= 30;++$temp) {
$board[$temp][state]="0";
$board[$temp][view]=$hidden;
list(,$current) = each ($card);
$board[$temp][card]=$current;
}
}
function showboard() {
global $PHP_SELF;
global $board;
global $state;
$cols=5;
$rows=6;
$count=1;
//Start HTML
echo "<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"n";
echo ""http://www.w3c.org/TR/REC-html40/loose.dtd">n";
echo "<HTML>n<HEAD>n<TITLE>Memory Game!</TITLE>n</HEAD>n<BODY>n";
echo "<TABLE BORDER="2">n";
for($temp=$rows;$temp > 0;$temp--)
{
echo "<TR>n";
for($temp2=$cols;$temp2 > 0;$temp2--)
{
echo " <TD>";
switch ($board[$count][state]) {
case 0:
echo "<A HREF="$PHP_SELF?click=$count">";
echo $board[$count][view];
echo "</A>";
break;
case 1:
echo $board[$count][view];
break;
case 2:
echo $board[$count][view];
break;
}
$count++;
echo "</TD>n";
}
echo "</TR>n";
}
echo "</TABLE>n";
echo "<BR>n<A HREF="$PHP_SELF?reset=1">Start Over</A>n<BR>n";
echo "</BODY>n</HTML>n";
}
// Main Processing Routine
if($click) {
if(!$state) {
$state=$click;
$board[$click][view]=$board[$click][card];
$board[$click][state]=1;
showboard(); exit();
}
if($state) {
$board[$click][view]=$board[$click][card];
$board[$click][state]=1;
showboard();
if($board[$click][card]==$board[$state][card]) {
$board[$click][state]=2;
$board[$state][state]=2;
$state=0;
exit();
}
else {
$board[$click][state]=0;
$board[$state][state]=0;
$board[$click][view]=$hidden;
$board[$state][view]=$hidden;
$state=0;
exit();
}
}
}
if (!$click) { showboard(); exit(); }
?>
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