|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
k3 J- M9 F# D h if <condition> then
: G0 \8 ~5 E+ n7 X% s8 x0 u <statement sequence1>;
8 R1 W$ B4 A9 v8 O/ e v) G elseif <condition> then
$ _8 V |# V* _ w7 a <statement sequence2>;
3 \" a5 @: @$ [% g0 Y, c0 P9 U8 V" M else . E! k0 l' s- P6 L' N; ]% L
<statement sequence3>;8 {& a+ `* u* y+ K) [3 Z
end;
) c5 R" A5 a/ c0 v8 m8 l: L如果分支比较多，用：/ K1 V5 G; b* x
inspect <expression>* s. y8 ]& E: M- Z8 j
when <constant_list> then2 A3 N) l/ c, \& A' }$ |( i
<statement sequence1>;0 |5 }) z0 y, H- ]" h2 `, A" b' I2 e
when <constant_list> then# X" X$ R- g3 U
<statement sequence2>;% a3 G; [$ W z& [& t
...
$ [% h2 m! t* h* \0 _4 { else3 d2 F% A% G; |# L, q% A' [
<statement sequence3>;- G! |% C# A/ ]+ }+ P# N, }
end;2 @* Z- L! u g4 n3 X+ @/ t1 q7 ?
2 {; f0 R8 w' w
2循环语句0 V$ B, T4 Y: x5 E
(1) from <statement sequence1>
; h: L; A" S3 P L3 P4 r4 ?- m until <condition> loop
- Q9 q. F' W" `% ]! r- G9 Q <statement sequence2>;
& B ~+ D) p* k. d8 H7 k end;# a C! a1 K/ n6 P, v5 s
(2) while <condition> loop
6 K8 Z* F, f! _0 H <statement sequence1>;
) b k# a7 A- ~9 O! I end;, {1 k) t4 F6 @, W' w+ [
(3) repeat
3 O' { x: p9 E) D! v! N% o <statement sequence1>;
1 {, _5 ~4 @9 X' \( v4 i8 z q until <condition>;( S5 d* d+ g# z0 v( i# F2 o& O
(4) for <condition> to <condition> loop6 b' ^% D2 t( s7 l. b
<statement sequence1>;
+ A2 r/ u( C! A3 ?% Z' D next;3 u7 {7 W& k) {
3中断语句
+ {2 e4 [" w" A8 u/ P4 Z waituntil <condition> prio <integer expression>;- E: t: j. e1 V( s, Y v7 U1 @6 M2 q
$ K( E ]$ x7 Q( ~: v& M) N
) Z4 z4 M2 g6 \以上为常用的函数！
9 k. D! U" y, t# K+ ] M$ U" o/ G$ @" O还有很多，如有需要我把资料发到你邮箱里
9 I$ P/ A4 ~- H" Q" W6 y; E
, U. P$ V5 ^6 a
) s- i F; q! z O3 G6 u4 c" f6 \& j4 ~$ E& J0 k
3 n' _4 i' o* N0 k3 a
4 b: L! a9 @, j* O( ?- }; [' P
# v) g: E) u5 W6 \' g
9 Z: [8 z1 q) r1 L$ f
. }- V/ h4 ?( p- d7 [
0 \& M; C( Z$ q* B; d3 l, D9 s
' w% e( A0 E8 U7 M$ ] |
|
[复制链接]
