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发表于 2012-11-13 08:48:12
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1判断语句
+ H. d8 C3 I7 S4 f* n if <condition> then7 u$ {6 b2 U1 d9 e" Z% t; _
<statement sequence1>;
+ b: K" n1 `7 } elseif <condition> then M3 _7 h. Q, g' o
<statement sequence2>;- [& E+ M W. Y" L5 u" V; p/ O
else
8 }0 ~" X7 Y) h <statement sequence3>;
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如果分支比较多，用：
3 X# I8 ]1 u0 D! t% ] inspect <expression>; Q' C. ]/ P# t8 {' ?
when <constant_list> then
7 {& U( e: M" U1 s <statement sequence1>;% I/ u, C9 d: l, S5 @$ r; ]% A
when <constant_list> then
- l8 W' v/ k$ Z <statement sequence2>;
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else
' g* N9 z% A% q9 C <statement sequence3>;
7 l0 n% H8 Z2 T, o& g" N) Rend;
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2循环语句) \* w _: @' }8 I: Q
(1) from <statement sequence1>; N7 O2 ~, f3 d0 x. r! Y3 s% H) A4 p" B
until <condition> loop; Y+ M; M" M8 G5 T. e1 {
<statement sequence2>;2 @) j8 }$ e' B3 j% k: W
end;
- A/ \6 k! E2 r$ P5 ? (2) while <condition> loop/ J+ v( f# j: D: v3 `' m
<statement sequence1>;4 ^# r0 Y1 C' k, Y, V {: b) Q( k
end;9 Q9 }8 A1 [. q: t1 s
(3) repeat
2 S( h% H7 E% r: p0 ?5 o4 P <statement sequence1>;
4 ^/ q; N; x) K until <condition>;2 f3 E g1 t1 d" d2 e
(4) for <condition> to <condition> loop
+ }( m2 o, A* N: o <statement sequence1>;) @8 ? W( b: [: V9 d$ J8 t
next;
4 Y5 a. Q6 ?* ]( ?3中断语句$ ]- c. j. ^' \2 |7 v5 j
waituntil <condition> prio <integer expression>;
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) P0 U4 Y5 Q) } ~, w以上为常用的函数！; z0 L, P$ t( L+ g; E
还有很多，如有需要我把资料发到你邮箱里
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