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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;
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<statement sequence2>;
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<statement sequence3>;( {. Q. i9 X) \& C, i7 k
end;
6 C: ^' U+ }2 M/ A/ E; k" D如果分支比较多，用：' D+ p! x0 I$ G: C' Z
inspect <expression>0 h4 A8 |1 k1 u
when <constant_list> then
/ v& x" L6 O* U* l- N <statement sequence1>;
5 M+ X- T n& K' U when <constant_list> then3 g$ C1 h/ \1 T$ w
<statement sequence2>;
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else
7 k7 ^* `' G' ]# w& s <statement sequence3>;% k% F, V% L/ n
end;
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/ r5 H- o) `$ j$ j2 K6 \2循环语句: P! Y9 `% e! Y. C, Q
(1) from <statement sequence1>0 o: P* J! |+ u+ p1 \1 B* N
until <condition> loop
4 r/ z$ U& x& s5 e4 C* v <statement sequence2>;
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(2) while <condition> loop
0 g1 ^# @8 s5 A! o# A <statement sequence1>;
; n1 d9 g3 h! P5 Z: y7 [5 I' X2 a end;
- [6 l- X% J G (3) repeat
5 V3 X* V4 x `& U <statement sequence1>;, M6 u" h* ~. }; ~5 ?! C) `
until <condition>;+ r9 \5 }/ P1 A/ |
(4) for <condition> to <condition> loop) n. g/ z5 N8 c
<statement sequence1>;, Q( }4 U! u) g
next;
! h! i% t; R4 }6 Z7 Q( n3中断语句! K# V9 q3 W0 S1 {
waituntil <condition> prio <integer expression>;- F' J* K) @/ b5 R) V
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以上为常用的函数！/ m6 O* f/ w+ N" u0 \! ^
还有很多，如有需要我把资料发到你邮箱里 . c% @0 B/ u2 L
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