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发表于 2012-11-13 08:48:12
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1判断语句: ^ ^+ @( ?5 N, _+ S
if <condition> then
" b8 t) E- v) f8 @2 s <statement sequence1>;
: F G/ O! L4 B; Z6 |2 u3 }9 n elseif <condition> then" l' Y* C6 P q7 o: i; i
<statement sequence2>;
0 J* }/ F# ], p9 X1 @1 a0 K% m else * P, i$ f) b D" f* I- V
<statement sequence3>;
- W" B& N/ Y. y$ z% R end;
( d. }5 b, A% J! o如果分支比较多，用：
* V: S. A1 W5 n9 Y) U7 e- L; _ inspect <expression>
4 f4 Q& y+ y7 V/ c* C& v when <constant_list> then% r0 l' S: |$ |0 k9 z9 V7 c
<statement sequence1>;
" j A5 ~- b+ F7 @ when <constant_list> then
0 `: Q( Z7 t# i g+ K <statement sequence2>;
/ v! [2 \- {, P1 ~" M ...
1 u- H5 b0 ?* E0 s% n else
1 F2 P& B: Y3 C% K <statement sequence3>;
0 O" K# @9 }9 q2 U/ C0 Fend;
+ _! ^: \# S/ ~% \
9 q9 i" f" n2 l$ Y+ Z0 X2循环语句
8 u1 R' u- e$ D8 R4 v (1) from <statement sequence1>
; U- M- U7 t3 P8 D2 H until <condition> loop
# J" O8 C6 P3 B3 M <statement sequence2>;( x2 F9 n5 a$ x3 G
end;2 M$ f$ f: E+ Z
(2) while <condition> loop# U7 V% c }4 B& h- \+ [
<statement sequence1>;
1 i" o' w8 J/ T H$ t) T* n. ` end;
4 x& [4 L7 G* Z (3) repeat
- g9 ?% y) d% n5 X <statement sequence1>;- g! Q: v; Q6 k/ V$ v5 b' Y
until <condition>;3 u& \/ v4 }# n
(4) for <condition> to <condition> loop' C0 E( q% _ d; ]5 U" i; x
<statement sequence1>;
/ ~& A9 T) ]& g) J next;
9 B$ D5 f$ w4 K' a4 P( b3中断语句1 ~+ `' i- d) }! k
waituntil <condition> prio <integer expression>;
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以上为常用的函数！' N& ?% }2 H. k! g$ }6 V+ ?
还有很多，如有需要我把资料发到你邮箱里
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