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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; P8 J/ m1 P% X% Q. E
if <condition> then7 B# q" O+ }- t+ @. H$ e5 m
<statement sequence1>;) a$ @2 M; ^% @0 `
elseif <condition> then- e1 X3 }/ Z9 E0 l
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：- ]0 G* o, B" @2 `' S
inspect <expression>2 D$ j( J/ F: n& h4 m; c
when <constant_list> then
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when <constant_list> then& x/ o$ B, c# ~+ z( b9 ?
<statement sequence2>;
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else7 l; A# ?4 A8 s$ G h
<statement sequence3>;
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2循环语句( E3 n* I2 R' t* _& ]
(1) from <statement sequence1>/ {8 I; L9 W: x9 S7 Y+ E2 b
until <condition> loop
( q- U' v ~) t7 n <statement sequence2>;
$ \; O* d. q# p/ u8 B& q7 x/ Q$ X end;
. z9 t3 ?4 Q: A3 M4 n, h5 I (2) while <condition> loop
; Y# K7 a" g2 v# Z0 q& Y <statement sequence1>;
) Q. i3 W, C, l1 c2 N end;( I8 s6 D$ i3 _/ _0 @- z$ \+ F" P( c) Z$ I
(3) repeat % f' o1 v S9 J/ r
<statement sequence1>;
- k! E, k+ @9 l1 g( o$ ~* o" N until <condition>;# P6 j( a: E: M
(4) for <condition> to <condition> loop" n& N* K6 v! R o1 Q
<statement sequence1>;
& o% P7 f- c5 \" c) J next;
( ?( M. ]5 Q* m% U3中断语句# v# P; z( P6 U4 g T! A4 i
waituntil <condition> prio <integer expression>;2 P! C/ w5 A2 M* B# T8 Y
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2 I5 o$ @( U6 g! u. i8 Q以上为常用的函数！) B8 p6 e' I2 B
还有很多，如有需要我把资料发到你邮箱里
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