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发表于 2012-11-13 08:48:12
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1判断语句
' h# r% s- M9 h+ _ if <condition> then
! w0 h4 d) F, s <statement sequence1>;
( D8 k# U# u% z4 [" U) q0 ~( N elseif <condition> then
# ]6 ]$ k7 T! @ <statement sequence2>;
& o7 h! V) o7 J, o/ o else 6 ^ M8 a- K' n; ^& R' [
<statement sequence3>;
' d9 l n! X( E0 N- n end;
, ~' w) ?. ]8 }$ u8 R7 n如果分支比较多，用：8 [6 i0 C. Y2 [1 C6 O1 L
inspect <expression>) s# C9 H* I$ g" h- M
when <constant_list> then1 ?1 @) n: e. m7 g3 |* u
<statement sequence1>;
. @1 _7 W/ m5 u" ]) ~, y when <constant_list> then
: t2 B1 D# R/ f, X% x4 g8 X <statement sequence2>;6 x, z! G( M# T% C! C
...
! ?- h& B b+ P9 u6 l* R8 U else/ p, R$ g5 B- Q9 r2 T2 h& q9 G% T7 {
<statement sequence3>;3 [ @; H) O9 M+ k8 V0 [
end;! b- d# G+ x* S6 d. l0 U
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2循环语句* c) C& u( U# \6 g
(1) from <statement sequence1>& x, H: K c; \$ X3 ~
until <condition> loop+ I+ K1 c5 }- ~* v
<statement sequence2>;/ r+ X) ]" b/ B z
end;3 c0 h8 v5 n) b8 V% X& \* _
(2) while <condition> loop9 ^" R8 n$ i B/ `$ Z. h
<statement sequence1>;
9 `5 h; w5 @" r7 e2 F0 s6 m" W+ F end;
- ]5 d4 V7 `) N+ D, Q5 U (3) repeat * W$ v2 z' M8 L x: F
<statement sequence1>;! A ?1 U1 ~+ a1 y- L
until <condition>;9 N1 W7 V+ ?, r5 B0 u s k
(4) for <condition> to <condition> loop, J4 ?$ O7 l O, [
<statement sequence1>;3 s2 A3 n1 A; c K2 l/ j# M# ^0 e
next;
( J. D W! q9 b$ w0 v3 e3中断语句: ^& E1 @6 z$ b }
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
9 K4 e) Q; M; ]" t1 n) a' C8 P还有很多，如有需要我把资料发到你邮箱里
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