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发表于 2012-11-13 08:48:12
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1判断语句- k8 A9 ?- l9 M+ m8 X* a
if <condition> then
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elseif <condition> then7 e7 q9 r9 F1 v% _5 [9 r
<statement sequence2>;
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<statement sequence3>;& N4 M. h8 Q- r4 g
end;
! v! N* M6 m, S1 w: S如果分支比较多，用：- l0 o% R+ b; u! i$ n
inspect <expression>
; I$ V" b1 p8 D when <constant_list> then
! }+ j2 P0 n3 r3 \2 b4 n- c- G' S <statement sequence1>;
* S$ g: C4 {" b9 r% u when <constant_list> then6 ~* \, e( g- \7 I6 p. j0 N
<statement sequence2>; a* B, O% w3 K( e M$ c4 c
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else
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end;
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2循环语句
- }+ w Q6 H6 L$ t (1) from <statement sequence1>6 y" M& x; T* k, W, y. b
until <condition> loop
( c: `0 {4 h! [, _7 ^- a# [ <statement sequence2>; _. g l0 ?& R5 o+ E3 [+ }) E
end;. p9 c8 P, e8 E$ ?; Y. N
(2) while <condition> loop
$ J) J. Z( T1 V8 Q3 W <statement sequence1>;' V( @. o3 |& t4 a* O
end;
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<statement sequence1>;" P$ J8 u O$ T: K1 T) s
until <condition>;
" ^) k/ |2 ]/ |! p; N7 M% E1 Z; k (4) for <condition> to <condition> loop
4 O8 A" r# m* f, H0 F <statement sequence1>;! ?* _; C6 N( a/ y* ]- y2 z3 D
next;
. y( y) t: z: K% q: ?; V t, x' y3中断语句0 b5 N5 b6 u3 `
waituntil <condition> prio <integer expression>;: ^& {9 @6 z$ _- M: n+ S
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+ I9 `7 w4 G( l7 F' Z$ K以上为常用的函数！
4 D( `) X1 x, G4 G还有很多，如有需要我把资料发到你邮箱里
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