cal.php

<?php

//This gets today's date
$date =time () ;

//This puts the day, month, and year in seperate variables
$day = date('d', $date) ;
$month = date('m', $date) ;
$year = date('Y', $date) ;

//Here we generate the first day of the month
$first_day = mktime(0,0,0,$month, 1, $year) ;

//This gets us the month name
$title = date('F', $first_day) ;


//Here we find out what day of the week the first day of the month falls on
$day_of_week = date('D', $first_day) ;



//Once we know what day of the week it falls on, we know how many blank days occure before it. If the first day of the week is a Sunday then it would be zero

switch($day_of_week){

    case "Sun": $blank = 0; break;

    case "Mon": $blank = 1; break;

    case "Tue": $blank = 2; break;

    case "Wed": $blank = 3; break;

    case "Thu": $blank = 4; break;

    case "Fri": $blank = 5; break;

    case "Sat": $blank = 6; break;

}



//We then determine how many days are in the current month

$days_in_month = cal_days_in_month(0, $month, $year) ;
echo $days_in_month;
//Here we start building the table heads

echo "<table border=1 width=294>";

echo "<tr><th colspan=7> $title $year </th></tr>";

echo "<tr><td width=42>S</td><td width=42>M</td><td
width=42>T</td><td width=42>W</td><td width=42>T</td><td
width=42>F</td><td width=42>S</td></tr>";



//This counts the days in the week, up to 7

$day_count = 1;



echo "<tr>";

//first we take care of those blank days

while ( $blank > 0 )

{

    echo "<td></td>";

    $blank = $blank-1;

    $day_count++;

}
//sets the first day of the month to 1

$day_num = 1;



//count up the days, untill we've done all of them in the month

while ( $day_num <= $days_in_month )

{

    echo "<td> $day_num </td>";

    $day_num++;

    $day_count++;



    //Make sure we start a new row every week

    if ($day_count > 7)

    {

        echo "</tr><tr>";

        $day_count = 1;

    }

}
//Finaly we finish out the table with some blank details if needed

while ( $day_count >1 && $day_count <=7 )

{

    echo "<td> </td>";

    $day_count++;

}


echo "</tr></table>";