แจก CODE ปฏิทิน PHP ง่ายๆ ครับ HTML พื้นๆ เพิ่ม รูปเล่นง่าย จับวันที่ก็ง่าย easy-calendar-php จริงๆ ^^

<?php if(!isset($_GET['ajax'])) : ?>
<style>
<?php if(!isset($_GET['ajax'])) : ?>
<style>
/*เป็นการเซ็ตค่า CSS ให้กับวันปัจจุบัน สังเกตุจะเซ็ตให้มีพื้นหลังเป็นสีแดง */
.now
{
  background:red; 
  color: greenyellow;

}
.Td_theme
{
    height:84px; 
    width:110px;
}

</style>

<?php 
echo "<br />";
endif;
//echo " " . date("l", mktime(0, 0, 0, 12, 1, 2012));
$month_set=date("m");
$day_set=1;
$year_set=date("Y");
$now=date("d");

if(isset($_POST['console']))
{
   if($_POST['console']=="<<"&&$_POST['month']=="1")
   {
        $month_set=12;
        $year_set=--$_POST['year'];
   }else if($_POST['console']=="<<")
            {
                $month_set=--$_POST['month'];
                $year_set=$_POST['year'];
            }else if($_POST['console']==">>"&&$_POST['month']=="12")
                    {
                      $month_set=1;
                      $year_set=++$_POST['year'];  
                    }else if($_POST['console']==">>")
                        {
                            $month_set=++$_POST['month'];
                            $year_set=$_POST['year'];
                        }
}else if(isset($_POST['today']))
    {
        $month_set=date("m");
        $day_set=1;
        $year_set=date("Y"); 
    }
$day_count = cal_days_in_month(CAL_GREGORIAN, $month_set, $year_set); //month//year คำนวนว่าเดือนนี้ปีนี้มีกี่วัน
$format=date("l", mktime(0, 0, 0, $month_set, $day_set, $year_set));//hour//minute//second//month//day//year วันเริ่มมันเป็นวันอะไรๆ เช่น monday 
$dayInWeek = array('Saturday'=>7,'Sunday'=>1,'Monday'=>2,'Tuesday'=>3,'Wednesday'=>4,'Thursday'=>5);
$day_start = (isset($dayInWeek[$format])?$dayInWeek[$format]:6);
$today = date("F-Y", mktime(0, 0, 0, $month_set, $day_set, $year_set));

if(!isset($_GET['ajax'])) :
?>

<form method="POST" action="<?php echo isset($_SERVER['SCRIPT_NAME'])?$_SERVER['SCRIPT_NAME']:$_SERVER['PHP_SELF']; ?>">
<div style="margin-left: 350px;" id="today"><?php echo $today; // เอาวันปัจจุบันมันมาๆ ?></div>
-----------------------------------------------------------
<input type="hidden" name="month" value="<?php echo $month_set; ?>" />
<input type="hidden" name="year" value="<?php echo $year_set; ?>" />
<input type="submit" name="today" value="TODAY" /> 
<input type="submit" name="console" value="<<">
<input type="submit" name="console" value=">>">
------------------------------------------------------------ 
</form>
 
<table class="table_theme" border="2px">
<thead>
<?php else : $ajax = array("today"=>$today,"month"=>$month_set,"year"=>$year_set); endif; ?>
<?php 
  $activity = json_decode(file_get_contents("./activity.json"),TRUE);
  if(!isset($_GET['ajax'])) :
   echo "<th> Sunday </th>";//หัวตาราง
   echo "<th> Monday </th>";
   echo "<th> Tuesday </th>";
   echo "<th> Wednesday </th>";
   echo "<th> Thursday </th>";
   echo "<th> Friday </th>";
   echo "<th> Saturday </th>";
   echo "</thead><tbody>";
   else : ob_start(); endif;
   $count=1;
   $day=1;
   //$day_count=31;
   if($day_start>=6&&$day_count>=31)
   {
    $row=0;
   }else if($day_start==1&&$day_count<=28)
    {
        $row=2;
    }else
        {
            $row=1;
        }
   
    for($row; $row<=5; $row++)
    {
       echo "<tr>";
       for($col=0; $col<=6; $col++)//ทำให้มีช่องทั้งหมดเจ็ดช่อง
       {
        echo '<td class="Td_theme" >';
        if($day_start<=$count&&$day<=$day_count)
        {
            if($month_set==date("m")&&$year_set==date("Y")&&$day==$now)//เอาไว้เชคเพื่อ ทำไฮไลค์
            {
             echo "<div class='now'><h4>*NOW</h4></div>";   
            }
            else if(isset($activity[$year_set][$month_set][$day])) 
              echo "<div style='color: green;'><h3>{$activity[$year_set][$month_set][$day]}</h3></div>";
            echo $day++;
        }
        $count++;
        echo "</td>";
       }
       echo "</tr>";
        						
    }
    //var_dump($activity);
    if(isset($_GET['ajax'])) : $ajax['table'] = ob_get_clean(); echo json_encode($ajax); else :
?>
</tbody>
</table> 
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script type="text/javascript">
  $(document).ready(function(){
    $("input[type=submit]").click(function(){
      var formData = $(this).closest('form').serializeArray();
      formData.push({ name: this.name, value: this.value });
      console.log(jQuery.param(formData));
      $.post(
        "<?php echo isset($_SERVER['SCRIPT_NAME'])?$_SERVER['SCRIPT_NAME']:$_SERVER['PHP_SELF']; ?>?ajax", 
        jQuery.param(formData),
        function(data){
          $("[name=month]").val(data['month']);
          $("[name=year]").val(data['year']);
          $(".table_theme tbody").html(data['table']);
          $("#today").text(data['today']);
          console.log(data['month']);
          return true;
        },
        'json'
      );
      return false;
    });
  }); 
</script>
<?php endif; ?>

{"2013":{"10":{"20":"\u0e01\u0e34\u0e19\u0e02\u0e49\u0e32\u0e27"}}}

<?php
$activity = array();
$activity[2013][9][20] = "กินข้าว";
echo json_encode($activity);
?>