|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
. h/ { Q0 h, u' e8 d1 i: @" S2 E- N- x if <condition> then8 ?8 f( v. L6 @8 _
<statement sequence1>;, d! k3 c$ F0 f9 C7 a( ]( m9 g
elseif <condition> then2 N1 y. p, R1 w, j. F: P; K
<statement sequence2>;
2 C8 F% A k# S! o g. h$ K- u8 T; Z else
# j: h: L9 R6 D8 V. d5 `2 p3 |, e( v3 L0 i <statement sequence3>;, }$ q9 M E9 D/ ^. F9 ^
end;- N4 B3 }7 ]. N) B/ _
如果分支比较多，用：
: l/ G9 S+ i& p6 ]9 C( ]: k) q1 A inspect <expression>! F R6 T& s& Q l/ S
when <constant_list> then/ W5 ?3 z+ p+ T- `1 P1 b
<statement sequence1>;
7 q: x* B: T8 j* j% I when <constant_list> then
, `9 F0 `) j, I. F8 m N" D% j <statement sequence2>;
3 j) C$ P( Y0 k! E. l ...$ N0 c6 l8 A5 I5 d
else, w5 o8 l# p$ F8 U
<statement sequence3>;
1 t' l7 u& H1 \- x) z! \2 Xend;
' F8 S8 z7 Z) v" c; c4 l& A$ E8 i a
2循环语句& t, z9 _. {5 d" \+ O
(1) from <statement sequence1>
5 L3 c) ?/ e& o# h# T until <condition> loop; \: N- l2 ^4 K* }" @) `& M
<statement sequence2>;
) | M* s1 ~% B9 j: b end;8 \ \3 i8 |" f% d8 r( z. W
(2) while <condition> loop
5 v6 P+ N% N$ h" d' @, { <statement sequence1>;' ?4 I5 h- y0 ~ Q0 y4 Y
end;/ H: z' ?& A/ t7 b( K
(3) repeat . h" r7 C5 Y: h4 D/ _( V" G0 z
<statement sequence1>;
4 P( t' k3 V9 [5 c6 G5 b+ O until <condition>;
5 B" D7 f6 f& e, E/ b0 T- W (4) for <condition> to <condition> loop7 \* _) X! O; w$ h2 _! e
<statement sequence1>;
/ T0 l% \, D) z* f+ D next;7 c. T6 b$ x# _/ k4 S- ~. H' y
3中断语句1 K; [) f) }) K, ~( X# y7 g
waituntil <condition> prio <integer expression>;
- s& l( A; w* A
v! \6 Q' G2 F! [4 G4 M
+ m% m! r: B4 `. x/ d: f. |以上为常用的函数！
) x9 O, w" d$ N还有很多，如有需要我把资料发到你邮箱里
; O! b# \- f! C [0 ]; d& N4 y# a
9 w1 F$ `4 l" Q/ c! C
$ G. c% n! f5 V8 s: V
3 p3 ?, J& J' N4 j: Z3 Y' \% `# c
& J: A. S3 r* v) Y3 y6 j) z1 ~- H, F& n# \0 w. O9 b
7 p' D& c+ j* q
# k ]+ [2 v5 c
: P1 K* |; Q* O$ f2 p # D- g+ W! o K8 {; ~$ y# H- A! t
|
|
[复制链接]
