MaggsWeb:7

<?php
 
$yearNow  = date('Y', $time);
$monthNow = date('m', $time);
$dayNow   = date('d', $time);
 
$first_day_of_week = 'Mon';   // Sat | Sun | Mon | etc..  
$day = $dayNow;               // dont overwrite $dayNow!
 
while ($weekday != $first_day_of_week) {
     $weekday = date('D',mktime(0,0,0,$monthNow,$day,$yearNow));
     if ($weekday == $first_day_of_week){
         $first_date_of_week = $day;
         break;
     } 
     $day--;
}
 
echo "<h2>First date of week is ";
echo date('Y-m-d',mktime(0,0,0,$monthNow,$day,$yearNow));
echo "</h2>";
 
?>