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发表于 2012-11-13 08:48:12
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1判断语句7 ?; @- C9 Y3 I3 f# r. r% m" }
if <condition> then
& R# `, t8 |* ^6 z z: A <statement sequence1>;4 y5 K, {7 V- J
elseif <condition> then5 m/ l- N& I4 Z8 u* P6 @" M
<statement sequence2>;
1 |2 `% Q, Y; c1 ?+ [ else
- |, L7 q8 L' Y1 r8 p <statement sequence3>;
3 k4 d# R+ X7 M( K# k end;2 _: T8 e9 C7 B9 b" }3 U
如果分支比较多，用：; ~# Q& {- ?5 r+ M. v
inspect <expression>/ @4 @) W1 o5 H0 n& m
when <constant_list> then- w- \' w! z {/ M$ Y
<statement sequence1>;
2 S' t$ ^9 ?) M4 Z, c when <constant_list> then
5 e* M3 O/ R/ E <statement sequence2>;0 S d0 k: B: k9 o- D( V
...
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<statement sequence3>;, \3 Q0 P+ k% C- h @* s
end;; T3 A' F) R( I' O1 s* K) [: o* \
2 Z9 K u5 @" e( D+ u0 |+ F, I% {& Q2循环语句
& ]# @; {6 C$ `6 ?# I1 c6 f (1) from <statement sequence1>4 \3 p* y& @8 E! s& w
until <condition> loop3 v* W1 o( f& y
<statement sequence2>;: I& e* `! i& r6 u! {# A
end;* t: F1 t4 [/ X* a t2 ~, ]3 H: J+ i
(2) while <condition> loop
# c+ g; \" z \1 }7 Q* |$ y <statement sequence1>;9 s( p0 M# g; v- y% O4 |
end;) f4 Y: o+ G8 _
(3) repeat & l! G0 e. Y& _1 J2 G3 Z
<statement sequence1>;6 N2 Y; Y$ ~: {9 |
until <condition>;
$ k8 ~1 F7 | m (4) for <condition> to <condition> loop/ g% O# }3 V: A5 |' i r/ B
<statement sequence1>;
* Y/ B* i* C0 b. T0 z7 S$ B next;
; B( d& ^0 n$ }! v5 d- P D3中断语句! @( Z# E) W/ X! ?
waituntil <condition> prio <integer expression>;
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$ _/ z* y. [( ~& B0 k& u以上为常用的函数！
, y4 ^: b9 U, B* g6 Y还有很多，如有需要我把资料发到你邮箱里
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