php 获取当天或某个日期是星期几

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Q神 2022-07-21 20:59:50 博主文章分类：php ©著作权

文章标签 php 文章分类 后端开发

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<?php

function getWeekName($data,$format = '星期')

{

 $week   =  date( "D ",$data); 

 switch($week) 

 { 

  case "Mon ": 

   $current   =   $format."一"; 

   break; 

  case "Tue ": 

   $current   =   $format."二"; 

   break; 

  case "Wed ": 

   $current   =   $format."三"; 

   break; 

  case "Thu ": 

   $current   =   $format."四"; 

   break; 

  case "Fri ": 

   $current   =   $format."五"; 

   break; 

  case "Sat ": 

   $current   =   $format."六"; 

   break; 

  case "Sun ": 

   $current   =   $format."日"; 

   break; 

 } 

 return $current;

}

echo '今天是：'.getWeekName(time(),'星期');

echo '<br>';

echo '今天是：'.getWeekName(time(),'礼拜');

echo '<br>';

echo '2010-12-12是：'.getWeekName(strtotime('2010-12-12'),'礼拜');

?>

date_default_timezone_set('PRC'); //默认时区
echo "今天:",date("Y-m-d",time()),"<br>";
echo "今天:",date("Y-m-d",strtotime("18 june 2008")),"<br>";
echo "昨天:",date("Y-m-d",strtotime("-1 day")), "<br>";
echo "明天:",date("Y-m-d",strtotime("+1 day")), "<br>";
echo "一周后:",date("Y-m-d",strtotime("+1 week")), "<br>";
echo "一周零两天四小时两秒后:",date("Y-m-d G:H:s",strtotime("+1 week 2 days 4 hours 2 seconds")), "<br>";
echo "下个星期四:",date("Y-m-d",strtotime("next Thursday")), "<br>";
echo "上个周一:".date("Y-m-d",strtotime("last Monday"))."<br>";
echo "一个月前:".date("Y-m-d",strtotime("last month"))."<br>";
echo "一个月后:".date("Y-m-d",strtotime("+1 month"))."<br>";
echo "十年后:".date("Y-m-d",strtotime("+10 year"))."<br>";