phpCalender(日历)代码分享

phpCalender(日历)代码分享

代码如下：

代码如下:
/**
*
* 我的日历
* date_default_timezone_set date mktime
* @param int $year
* @param int $month
* @param string $timezone
* @author fc_lamp
*/
function myCalender($year = '', $month = '', $timezone = 'Asia/Shanghai')
{

date_default_timezone_set ( $timezone );
$year = abs ( intval ( $year ) );
$month = abs ( intval ( $month ) );

//是否是32位机
if (is32())
{
if ($year < 1970 or $year >= 2038)
{
$year = date ( 'Y' );
}
} else
{
if ($year <= 0)
{
$year = date ( 'Y' );
}

}

if ($month <= 0 or $month > 12)
{
$month = date ( 'm' );
}

//上一年
$pretYear = $year - 1;
//上一月
$mpYear = $year;
$preMonth = $month - 1;
if ($preMonth <= 0)
{
$preMonth = 1;
$mpYear = $pretYear;
}

//下一年
$nextYear = $year + 1;
//下一月
$mnYear = $year;
$nextMonth = $month + 1;
if ($nextMonth > 12)
{
$nextMonth = 1;
$mnYear = $nextYear;
}

//日历头
$html = <<

上一年	上一月	回到今天	下一月	下一年
{$year}年{$month}月
HTML; $currentDay = date ( 'Y-m-j' ); //当月最后一天 $lastday = date ( 'j', mktime ( 0, 0, 0, $nextMonth, 0, $year ) ); //循环输出天数 $day = 1; $line = ''; while ( $day <= $lastday ) { $cday = $year . '-' . $month . '-' . $day; //当前星期几 $nowWeek = date ( 'N', mktime ( 0, 0, 0, $month, $day, $year ) ); if ($day == 1) { $line = ''; $line .= str_repeat ( '', $nowWeek - 1 ); } if ($cday == $currentDay) { $style = 'style="color:red;"'; } else { $style = ''; } $line .= ""; //一周结束 if ($nowWeek == 7) { $line .= ''; $html .= $line; $line = ''; } //全月结束 if ($day == $lastday) { if ($nowWeek != 7) { $line .= str_repeat ( '', 7 - $nowWeek ); } $line .= ''; $html .= $line; break; } $day ++; } $html .= << 星期一 星期二 星期三 星期四 星期五 星期六 星期天 $day

HTML;
return $html;
}

/**
*
* 检测是否是32位机
* @author fc_lamp
* @blog: fc-lamp.blog.163.com
*/
function is32()
{
$is32 = False;
if (strtotime ( '2039-10-10' ) === False)
{
$is32 = True;
}
return $is32;
}