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发表于 2012-11-13 08:48:12
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1判断语句8 N2 H& Q$ O+ A- r4 }, Q
if <condition> then; F' ]) J- I5 e
<statement sequence1>;
1 w+ p6 Z9 [5 T elseif <condition> then+ G: C& \1 r' Z U+ `: v9 ]1 Y
<statement sequence2>;
3 e9 H e/ N7 Q3 Z5 {* p" n7 p, E) j else
! |0 G. u: ?% G) d <statement sequence3>;
! f4 V6 z; y( W, @; B, y! s/ S end;; l$ K0 |; h! g7 V$ x0 }
如果分支比较多，用：3 ]. M2 e5 o3 M: J7 r
inspect <expression>* A8 l7 O' I% W
when <constant_list> then9 N0 [. S1 @; e9 w# ?$ T/ O, |
<statement sequence1>;! x: C; b# b+ K8 k8 U: U
when <constant_list> then8 B6 l H J9 z r' F R
<statement sequence2>;4 r; k! \# w3 L" n0 [/ j
...; @" d" w8 i2 k0 E2 d
else0 |& L( B. {& Z L# o* r
<statement sequence3>;
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2循环语句: W/ Q( N" y& H' Y9 K& S
(1) from <statement sequence1>
0 B# `0 l7 \; _. A until <condition> loop
: q" O9 A8 ?1 ?0 v <statement sequence2>;+ p3 l" u/ N3 } E* o# D6 g, C
end;3 H) J0 x9 a, U2 C0 f1 R8 r# o$ q
(2) while <condition> loop) `% s9 z0 F5 w) \
<statement sequence1>; e$ n& `0 v* H, w% _2 P/ I
end;
4 a/ ~1 }! P( G0 A; s8 p/ c! t (3) repeat
, F9 H) P5 P; o <statement sequence1>;7 F7 W: Z9 n7 G8 J6 {5 v
until <condition>;. K& l4 H1 [' ?, O' F
(4) for <condition> to <condition> loop
/ t0 ~: l [$ y1 T1 h) j <statement sequence1>;
) H2 g7 \7 E; ]) R2 f+ `! a next;6 X% v; r3 o; D; r) p6 I
3中断语句
! l _4 h+ e4 f+ x/ I* m waituntil <condition> prio <integer expression>;$ v, O3 R& }3 A# P; s
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以上为常用的函数！
+ i4 S9 k+ I- [/ A* v还有很多，如有需要我把资料发到你邮箱里
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