php获取当天或某个日期是星期几

效果：今天是：星期五今天是：礼拜五2010-12-12是：礼拜日

[PHP]代码

1. function getWeekName($data,$format = '星期')
2. {
3. $week = date( "D ",$data);
4. switch($week)
5. {
6. case "Mon ":
7. $current = $format."一";
8. break;
9. case "Tue ":
10. $current = $format."二";
11. break;
12. case "Wed ":
13. $current = $format."三";
14. break;
15. case "Thu ":
16. $current = $format."四";
17. break;
18. case "Fri ":
19. $current = $format."五";
20. break;
21. case "Sat ":
22. $current = $format."六";
23. break;
24. case "Sun ":
25. $current = $format."日";
26. break;
27. }
28. return $current;
29. }
31. echo '今天是：'.getWeekName(time(),'星期');
32. echo '
    ';
33. echo '今天是：'.getWeekName(time(),'礼拜');
34. echo '
    ';
35. echo '2010-12-12是：'.getWeekName(strtotime('2010-12-12'),'礼拜');
36. ?>