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发表于 2012-11-13 08:48:12
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1判断语句" k% v0 Q% q% {: v; _7 @. y/ B
if <condition> then# E/ r ~- n! d& }
<statement sequence1>;! }' c- C0 D% D: [2 E) M. a/ h
elseif <condition> then. G( P. ]" H( ? e" a
<statement sequence2>;; V/ Y: @+ f. O
else / \2 y* B/ j2 W- r
<statement sequence3>;
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如果分支比较多，用：$ Z- C6 K: ^+ y: V% K$ E
inspect <expression>
1 [' B+ y6 `) C; H* [% k+ ?5 ~' w when <constant_list> then- d' r4 s7 p* J5 x# H' ?; v
<statement sequence1>;3 y2 S. A+ a7 e
when <constant_list> then
- T A# s' {; }1 R- u& z <statement sequence2>;
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else4 Q+ r0 W: [# O L' T% k
<statement sequence3>;
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6 L, |2 s2 `( F6 {9 T0 @# b2循环语句
' c2 S, y9 r& C4 s( [ (1) from <statement sequence1>9 w" v M3 E4 K5 ?
until <condition> loop' Q1 ]. T0 V- V$ J3 G: ^2 f
<statement sequence2>; K( z5 `1 K% S7 j$ m
end;
8 U. k8 [) G! w# s0 S (2) while <condition> loop9 s. e$ n! a* ~: |& P
<statement sequence1>;
; Y( I- R( _0 z5 g& c4 h# m, U$ V end;
3 L2 h+ z6 F% a% |- n6 P (3) repeat 3 ]- r) A2 B. W6 {9 B$ x
<statement sequence1>;& C+ q$ Q% t$ _1 o2 x
until <condition>;
; c6 T4 ]" O8 @5 I3 [ (4) for <condition> to <condition> loop
8 W6 \1 i0 R& C. Y <statement sequence1>;( m" h1 i( _" L0 O+ f
next;5 N; r |3 n2 G
3中断语句3 i3 c# a& m Z, K8 {
waituntil <condition> prio <integer expression>;
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以上为常用的函数！& S+ q) v; W7 c6 H# A% T0 A
还有很多，如有需要我把资料发到你邮箱里
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