Php > Date Time sample source codes

Dynamic Calendar (easiest ever)

Dynamic Calendar (easiest ever)

<style type="text/css"> 
<!-- 
  td 
  { 
    font-size:12pt; 
    line-height:14pt; 
    font-family:Helvetica,Arial; 
  } 
//--> 
</style> 

<?   

## change to the previous month 
if ($command == "prev_month") 
{ 
  if (--$month == 0) 
  { 
    $month = 12; 
    $year--; 
  } 
} 
## change to the next month 
else if ($command == "next_month") 
{ 
  if (++$month == 13) 
  { 
    $month = 1; 
    $year++; 
  } 
} 

## if no month has been passed 
if ($month == "") 
{ 
  $year= date("Y"); 
  $month= date("n"); 
  $month_name = date("F",mktime(0,0,0,$month,1,$year)); 
} 
## use current date if no month is passed 
else 
{ 
  $year= date("Y",mktime(0,0,0,$month,1,$year)); 
  $month= date("n",mktime(0,0,0,$month,1,$year)); 
  $month_name = date("F",mktime(0,0,0,$month,1,$year)); 
} 


$dow = date("w",mktime(0,0,0,$month,1,$year));  //which day 1 falls on in the week 
(0 = Sun) 
$dim = date("d",mktime (0,0,0,$month+1,0,$year)); //days in the current month 
## modification to only print the number of weeks in a month 
$wim = ceil(($dim+$dow)/7); //weeks in month 

$ct=0; 

echo "<br> 
<table border='0' cellpadding='1' cellspacing='1' width='425' align='center'> 
<tr> 
  <td align='center'><h1><a href='index.php? 
command=prev_month&month=$month&year=$year'><<</a> $month_name $year <a 
href='index.php?command=next_month&month=$month&year=$year'>>></a></h1></td> 
</tr> 
</table> 
<table border='1' cellpadding='1' cellspacing='1' width='425' align='center'> 
<tr> 
  <td  align='center'><b>Sun</td> 
  <td  align='center'><b>Mon</td> 
  <td  align='center'><b>Tue</td> 
  <td  align='center'><b>Wed</td> 
  <td  align='center'><b>Thu</td> 
  <td  align='center'><b>Fri</td> 
  <td  align='center'><b>Sat</td> 
</tr> 
  "; 

## print only the number of weeks needed 
for($row=1;$row<$wim+1;$row++) 
{   
  echo "<tr height='60'>";   

  ## prints week (Sun to Sat) 
  for($week=1;$week<8;$week++)   
  {   
    $ct++;   
    $value=mktime(0,0,0,$month,$ct-$dow,$year);   
     
    ## if $value is part of current month 
    if (date("m",$value)==$month)   
    {   
      echo " 
      <td align='center' class='body' width='85' valign='top'> 
        <div align='right'><b>".date("j",$value)."</a></b></div><br> 
      </td>";   
    }   
    ## print previous and next month dates, but grayed out 
    else 
    { 
      echo "<td align='center' class='body' width='85' valign='top' 
bgcolor='#CCCCCC'><div 
align='right'><b>".date("j",$value)."</a></b></div><br></td>"; 
    }   
  } 
   
  echo "</tr>"; 
}   


echo "</table>";   

?>