|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
+ [3 t3 P% a- J/ t6 h" N/ N if <condition> then
$ o1 E3 y1 d. E6 A( }7 i <statement sequence1>;
& \7 X) @: U3 m# A+ k elseif <condition> then
; D7 }; Y8 s$ |- P. ?+ N9 P. A5 n1 k <statement sequence2>;
# p0 {$ O5 g- g2 L7 N else
& Z% G; N$ }% z <statement sequence3>;$ U1 t' U ~: [, d7 k0 ^8 P5 m$ J
end;
Q( \) u$ G' ^5 g. T2 n N) Y+ |% W; z如果分支比较多，用：
0 I" h* i5 v# N inspect <expression>3 y6 W+ q$ k! o# `" `
when <constant_list> then
7 n% a# g' i. P9 B <statement sequence1>;
. g2 Z% u; i/ c6 ?& G. q. b when <constant_list> then4 B9 |3 L) c; M4 Y
<statement sequence2>;
5 A K ~2 J" ~. H8 F5 d .../ ]6 i- x/ ~* P; @1 S# ~. d
else
, X( L) w1 F5 u <statement sequence3>;
: w, b% @* O& `end;" F' f" m6 q9 ~4 j' l
0 g% Z) j6 ^ h- @5 y. r& U
2循环语句 H6 p2 K( A3 Y, V/ |4 G
(1) from <statement sequence1>
6 u o. j! Z) j( q until <condition> loop
. X8 o4 o, I7 K3 g <statement sequence2>;
9 q8 Z" e! d/ t8 o end;8 Y! O* n* Z$ b9 h6 G
(2) while <condition> loop
) G! |7 Q$ A' I" j7 r" y; @ <statement sequence1>;
0 L6 {+ r) t8 P4 j end;3 j+ B7 q# ]7 X1 U4 ~
(3) repeat
5 K( N; B% g' r+ f# V- W <statement sequence1>;
3 {3 ?# p9 N9 R2 l until <condition>;, Z6 P& I" z1 g. k( f, V
(4) for <condition> to <condition> loop
2 p* g1 T7 d4 _$ H, b ^, @ <statement sequence1>;& m( Q$ D7 O! T+ u/ Q2 o
next;
! L. J* b% X& \3中断语句1 F. |) s f- A
waituntil <condition> prio <integer expression>;; \# o5 M; J$ Z
5 W3 D0 c: T. [8 i$ V/ V M
. ` i- X/ d9 f0 \: \, Y7 k V0 K以上为常用的函数！
. J+ c6 { f& ^. q- f1 ^! t还有很多，如有需要我把资料发到你邮箱里
3 T: `# s/ O, j$ U+ C. o, u0 U8 D, c" |
. B! I4 S$ w' o( d2 S0 {# q5 L: M3 V8 d
% V$ _" f% Z' u2 ^. j$ L$ J
Q6 o3 U. ]2 Q* B
4 t% {- Q& I* R1 I# Q, p! S! _+ W3 d
) r% W. ]( b- y
& K! r( A) t( w
/ E. N1 V1 A' z, l7 o( E0 x# e |
|
[复制链接]
