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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
8 {7 e7 R, @7 v4 w3 a$ \ if <condition> then7 F* ]6 N: F1 z$ @, a9 H. g
<statement sequence1>;
1 e* i" F- G. [ e. V0 [6 ?+ { elseif <condition> then) P; c' i6 V5 M2 z! t2 X( E. z
<statement sequence2>;/ `# |. H3 _3 z: {2 [2 e( v
else 4 J, W6 U7 r1 d2 O1 c4 w# K
<statement sequence3>;: v3 s0 g2 m+ Y, _" S) ~, K
end;
, O$ R8 r6 A$ G( n6 n如果分支比较多，用：3 |* p4 D. k1 L0 }9 w' q
inspect <expression>! K# C% R, O& G' ?( r6 q2 B
when <constant_list> then
- x+ V. U4 ^8 i4 V; H9 ~# s <statement sequence1>;
, W+ c- D: j5 f when <constant_list> then0 v* e. F, E7 X z( r
<statement sequence2>;& [% Y0 s- v! _
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else( ~+ F7 ~) D, r: Q: B% u2 Z
<statement sequence3>;. q- i- L" [, r# W8 V5 H# ~
end;
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2循环语句* O# {0 V2 o) m9 R) `% r
(1) from <statement sequence1>
/ K5 z/ z/ B/ M) u0 h3 b8 C until <condition> loop
& C& L; I4 b2 Z6 @+ X <statement sequence2>;
- I5 |- u% S8 E z) d8 E6 N) N end;
' X5 `" Q# r t (2) while <condition> loop) W9 U3 s$ }% ~# O: E0 n% t
<statement sequence1>;
5 [/ p: U4 @1 a( @$ m) E end;) o \- `7 T* V# S: h: h+ C
(3) repeat
/ N& x& k8 F! J& X5 q0 I4 u+ O- \# r <statement sequence1>;5 q h, S# ~( |& g F
until <condition>;5 X3 O5 J: t* U
(4) for <condition> to <condition> loop
' F4 [- h4 v% Q0 {9 }( \" D8 V <statement sequence1>;; x. e7 y. J) E; \+ S. ]
next;( B! j/ m* \. G: L/ K2 N# E
3中断语句
. `" _8 p, s. l3 O waituntil <condition> prio <integer expression>;2 @1 r7 W. E: e1 q$ V
+ F7 e. `' Z" E" ~% ~6 i
9 K' d' u# {- O2 g F1 b) S8 Q以上为常用的函数！, b) l0 p3 b q) T- C
还有很多，如有需要我把资料发到你邮箱里
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