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简单的php教程日历类控件代码实例
/*

*/
date_default_timezone_set("Etc/GMT-8");

class Calendar{

var $T = array();
var $datesOFmonth = array("1"=>"31","2"=>"28","3"=>"31","4"=>"30","5"=>"31","6"=>"30","7"=>"31","8"=>"31","9"=>"30","10"=>"31","11"=>"30","12"=>"31");
var $Y,$M,$D;

function set($time){
$this->T = getdate($time);
$this->Y = $this->T["year"];
$this->M = $this->T["mon"];
$this->D = date("d",$time);
}

function isRun(){
return ($this->Y%400==0 || ($this->Y%4==0 && $this->Y%100==0)) ? 1 : 0;
}

function first(){
$time = mktime(0,0,0,$this->M,1,$this->Y);
$time = getdate($time);
return $time["wday"];
}

function html(){
$isRun = $this->isRun();
$this->datesOFmonth[2] = $isRun==1 ? 29: 28;
$html .= "n";
$html .= "上一月{$this->Y}年 {$this->M}月下一月n";
$html .= "星期天星期一星期二星期三星期四星期五星期六n";
$html .= "n";
$first = $this->first();
for($i=0; $i<$first; $i++){
$html .= "";
}
$count = $this->datesOFmonth[$this->M]+$first;
for ($i=1; $i<= $this->datesOFmonth[$this->M]; $i++){
$style = $i==$this->D ? " style="color:red;font-weight:bold;"" : "" ;
$html .= "$i";
if (($i==7%$first || ($i+$first)%7==0) && $i<$count){
$html .= "n";
}
}
$count = 7-$count%7;
if ($count<7){
for ($i=0; $i<$count; $i++){
$html .= "";
}
}
$html .= "n";
$html .= "n";
return $html;
}
}

$calendar = new Calendar();
$calendar->set(time());
echo $calendar->html();

本文来源：http://www.gdgbn.com/wangyezhizuo/25182/