本篇文章为大家展示了使用PHP怎么对星期几进行判断,内容简明扼要并且容易理解,绝对能使你眼前一亮,通过这篇文章的详细介绍希望你能有所收获。代码如下:
© 整站源码 cityed.cn # T8 L% q- F$ _ U$ v% a$ ?
: [( r6 n0 j3 Y" J, U1、第一种写法* K0 B# q9 `+ R; ?$ y& g © 懒人资源 | cityed.cn
- $da = date("w");' [' I5 Q( Y. U' Y7 _ © https://cityed.cn
- if( $da == "1" ) {4 a" M5 g# v- x+ n5 _ © 懒人资源
- echo "今天是星期一";
© 整站源码 cityed.cn , P* W# ~8 X0 p* y. ]& {9 t6 I - } else if( $da == "2" ) {+ C- A1 I- L( s$ H" U& N
- echo "今天是星期二";
© CITYED.CN 版权所有 ' a/ d, @' B9 x9 b - } else if( $da == "3" ) {; u% A5 A0 b. Z- ^8 w © cityed.cn
- echo "今天是星期三";
© 懒人资源 | cityed.cn . n2 R/ |* q7 A: u" S - } else if( $da == "4" ) {3 \" s& `( S1 o5 O( q7 X+ I © 懒人资源
- echo "今天是星期四";+ }& i! ?( g7 A3 C$ L © https://www.cityed.cn
- } else if( $da == "5" ) {# y: ]* p2 Q$ c3 O; [2 D0 I, [ © cityed.cn
- echo "今天是星期五";6 x7 g* T0 W) p* K © cityed.cn
- } else if( $da == "6" ) {( E* @7 L' V R1 c9 \. a" R © 整站源码 cityed.cn
- echo "今天是星期六";
, O2 l: ]' ?7 y% ]3 P! u% ^ - } else if( $da == "0" ) {
© https://www.cityed.cn % N% `1 _+ X! B+ O; e. ` - echo "今天是星期日";% }0 @" t& u! `! W* u$ ]) R& O$ N © 整站源码 cityed.cn
- } else {4 B, ~' C+ y1 e+ u! s: a © https://cityed.cn
- echo "你输入有误!!";
© CITYED.CN 版权所有 . V% E) y1 X5 u+ O8 r9 k# p+ J& T - }
复制代码 + V8 b2 F M9 n" x © 懒人资源 | CITYED.CN
2、第二种写法
© 整站源码 cityed.cn - J0 |) R }8 ~
© cityed.cn ; [2 }, ]- C2 Q1 t: o- $ga = date("w");
© https://cityed.cn % O) }- c: y5 m1 C Q* o7 _ - switch( $ga ) {2 t) k# l1 U# ^, N5 k4 Z+ a/ z, m © 懒人资源
- case 1 : echo "今天是星期一";
© 懒人资源 8 }) R, W" J0 L% ]6 R3 u - break;
© www.cityed.cn }3 S1 G* t, c3 D: ] - case 2 : echo "今天是星期二";8 q3 L/ y4 v! Z; G9 x, z © https://www.cityed.cn
- break;
, @* G+ B% K9 k% c% y/ f8 h - case 3 : echo "今天是星期三";
© 懒人资源 | cityed.cn 9 X8 f. X1 B; M1 q - break;9 Y8 ^1 T! A: E4 t" o) l. r% D! s © https://www.cityed.cn
- case 4 : echo "今天是星期四";: ^/ b# G6 {8 j% T7 @ © 懒人资源 | cityed.cn
- break;! Y8 a( r2 H; n8 h: A. b0 ^5 g5 V © www.cityed.cn
- case 5 : echo "今天是星期五";
0 h9 |0 ]% y+ y - break;
© https://cityed.cn . C0 z3 n `8 f9 @3 I+ |7 Z6 T - case 6 : echo "今天是星期六";2 W' }/ v( x- |6 d © 懒人资源 | cityed.cn
- break;+ b8 V2 H0 X0 t% ?3 I7 M © https://www.cityed.cn
- case 0 : echo "今天是星期日";
© cityed.cn 8 R; w# Z9 K7 o9 `, h# H0 t8 \ - break;2 K( C6 b0 R* ^ O6 t © www.cityed.cn
- default : echo "你输入有误!";
© CITYED.CN 版权所有 8 k7 b1 b/ K) @6 A0 [" @1 |" f - };
复制代码 - X/ F* B$ F$ B4 x9 d* I; \ N © www.cityed.cn
© 懒人资源 | cityed.cn ) H' f8 h y5 M6 r+ T6 Z8 Q/ s3、第三种写法( h/ J" r& \& r; V/ k& Q © www.cityed.cn
+ `$ L, J9 o) i+ r& B © 懒人资源
- echo "今天是星期" . mb_substr( "日一二三四五六",date("w"),1,"utf-8" );
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© 整站源码 cityed.cn ; Y3 N( w6 [) w, Z |