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发表于 2012-11-13 08:48:12
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1判断语句) q/ a, \0 ^! ]4 E0 u# i" C$ V! B1 u
if <condition> then: i' l+ }7 \4 C8 {' Q; R% F$ n* X
<statement sequence1>;* a3 g# O3 B- S
elseif <condition> then1 {6 H6 A1 a. s9 b& U
<statement sequence2>;
8 m: T7 g2 }/ w0 Y' @ else
4 m0 _& y7 q" a <statement sequence3>;
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如果分支比较多，用：5 Z, C4 `; c- U/ F4 `; x( K/ @, m2 W
inspect <expression>1 f' T7 G/ `9 x0 ^; ]2 t
when <constant_list> then3 ^. A: R9 @, k6 G
<statement sequence1>;: g. y: J/ m- g2 E
when <constant_list> then
" z$ w( R8 |7 w% n/ m* \ <statement sequence2>;& r+ ?% [- f" p6 G7 `: T
...
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<statement sequence3>;
" s6 `( I* i& m% m6 X. Iend;
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9 _4 q. z% b& c2 M$ @2循环语句
7 o: U. M# h8 _' m+ B, w, ~ (1) from <statement sequence1> k Q# x; ?0 t5 F+ D
until <condition> loop
) W+ N" }+ ]" h7 d4 n. j B6 p# L <statement sequence2>;
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(2) while <condition> loop
# ^: u; J8 e& H# [ <statement sequence1>;0 D& H" k; W3 }' B; X/ O
end;
3 B. B U/ r* E2 @8 B& e* B (3) repeat
' }. ~" k, R/ \ <statement sequence1>;
& `$ i9 w$ ]2 q until <condition>;
$ s; K4 A" q" d0 q; s! v2 k' [, d6 q9 j (4) for <condition> to <condition> loop
) X* u' k; t8 H& u2 C* t6 k% A" _ <statement sequence1>;
. p" r+ t5 |: K) v* t next;
7 X( s$ S* O, _5 \% L. z( _, e3中断语句6 W, h/ p3 @6 C, I/ D
waituntil <condition> prio <integer expression>;" w: b" _' P) y A) P
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以上为常用的函数！
8 N/ r8 t3 @, T5 F8 x, p- @还有很多，如有需要我把资料发到你邮箱里 & [3 [8 s `' g9 v0 l
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