[转帖]PHP实现实时时间

cnangel

这是个古老话题了,但也有好多超新手问过,所以我写上.
这种方法实现的好处是:服务器端时间,不会因客户端时间改变影外观.
转载于 PHP之家

1. <?php
2. $n=chr(13);
3. echo "<SCRIPT LANGUAGE=\"JavaScript\">".$n;
4. echo "document.write('<div id=\"TimeShow\" align=\"right\" style=\"MARGIN-right:0px;font-size:9pt;font-family:宋体\">?</div>');".$n;
5. echo "var y=".date("Y")."; //年 ".$n;
6. echo "var m=".date("n")."; //月 ".$n;
7. echo "var d=".date("j")."; //日 ".$n;
8. echo "var w=".date("w")."; //星 ".$n;
9. echo "var h=".date("H")."; //时 ".$n;
10. echo "var i=".date("i")."; //分 ".$n;
11. echo "var s=".date("s")."; //秒 ".$n;
12. echo "var hstr=istr=sstr=a='';".$n;
13. echo "var ww = Array('日','一','二','三','四','五','六');".$n;
14. echo "function clock(){".$n;
15. echo " s++;".$n;
16. echo " if (s==60) {i+=1;s=0;}//秒进位".$n;
17. echo " if (i==60) {h+=1;i=0;}//分进位".$n;
18. echo " if (h==24) {w+=1;d+=1;h=0;}//时进位".$n;
19. echo " if (w==7) {w=0;}//星期进位".$n;
20. echo " if (m==2) { //是否是二月份？".$n;
21. echo " if (!y%4>0) { //不是闰月（二月有28天）".$n;
22. echo " if (d==30){".$n;
23. echo " m+=1;".$n;
24. echo " d=1;}".$n;
25. echo " }".$n;
26. echo " else { //是闰月（二月有29天）".$n;
27. echo " if (d==29){".$n;
28. echo " m+=1;".$n;
29. echo " d=1;}".$n;
30. echo " }".$n;
31. echo " }".$n;
32. echo " else { //非2月份的月份".$n;
33. echo " if (m==4 || m==6 || m==9 || m==11) { //只有30天的月份".$n;
34. echo " if (d==31) {".$n;
35. echo " m+=1;".$n;
36. echo " d=1;}".$n;
37. echo " }".$n;
38. echo " else { //有31天的月份".$n;
39. echo " if (d==32){".$n;
40. echo " m+=1;".$n;
41. echo " d=1;}".$n;
42. echo " }".$n;
43. echo " }".$n;
44. echo " if (m==13) {y+=1;m=1;}//月进位".$n;
45. echo " if (h < 10) {hstr=' 0'+h} else {hstr=' '+h};".$n;
46. echo " if (i < 10) {istr=':0'+i} else {istr=':'+i};".$n;
47. echo " if (s < 10) {sstr=':0'+s} else {sstr=':'+s};".$n;
48. echo " if (h < 13) {astr=' am';} else {astr=' pm';};".$n;
49. echo " TimeShow.innerHTML=y+'年'+m+'月'+d+'日 '+'<font color=#66FFFF>星期'+ww[w]+'</font>'+hstr+istr+sstr+astr;".$n;
50. echo " setTimeout('clock()',1000);".$n;
51. echo "}".$n;
52. echo "clock();".$n;
53. echo "</SCRIPT>".$n;
54. ?>

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