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发表于 2012-11-13 08:48:12
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1判断语句; l7 ^! V6 ]) l! h
if <condition> then
- \3 |1 G7 n! Y* n- D% {: X) ] <statement sequence1>;" u3 U& |0 ]2 t. b. I
elseif <condition> then" N* l; {& H0 X5 |
<statement sequence2>;
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<statement sequence3>;. k4 C0 T$ ^6 p4 R, F) S* |1 N1 x
end;
& C8 k3 b; k# q N如果分支比较多，用：! v% I: x. e# H$ q
inspect <expression>- w C0 D/ e$ x v) W8 m7 l
when <constant_list> then
! c& Q# l0 I* g- V( @# h) U <statement sequence1>;# Q) e- m& c, l$ M3 n( B+ t
when <constant_list> then
; b( |2 i' M1 A& S) V <statement sequence2>;' x. L2 m9 O& h
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else+ H0 b$ ]% ?) v: U
<statement sequence3>;1 v( g6 J' D/ C2 ]' p6 {- H" a
end;
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2 U% L, e/ i9 Z, n3 R+ K; c2循环语句
3 f9 K* X' M* V, V (1) from <statement sequence1>. b: G1 P' g3 b. v- U& k" O
until <condition> loop
0 e$ h: B$ e: a* ]8 J9 b <statement sequence2>;
! F8 I5 U s0 Z8 |) ` end;4 `+ f7 V* z/ b* z+ c% F
(2) while <condition> loop
3 ~) f9 o: n& F6 P# | <statement sequence1>;
+ ] S( [( ?# C1 O& ]$ G5 g) e end;
. n8 N0 A3 W* Y1 {- O I3 e (3) repeat
/ G- W9 y5 x+ g; `) O0 l& s <statement sequence1>;" W- p. C2 v5 o7 D) m% e4 X( z; [- q
until <condition>;
# ^- J6 b7 i- J" r: ^: M6 \7 s (4) for <condition> to <condition> loop1 w! e* k0 o" C0 j8 x
<statement sequence1>;$ S1 L! [# ?& b" y
next;
$ M3 ?6 r( @( Y+ C" \3中断语句$ o( H5 E9 E" G* Q! E
waituntil <condition> prio <integer expression>;) c' }$ M6 a6 v( V n! T7 `
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以上为常用的函数！0 h( `/ {* R4 ]
还有很多，如有需要我把资料发到你邮箱里
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