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发表于 2012-11-13 08:48:12
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1判断语句; M, q! t& C4 v# k$ A1 _
if <condition> then4 O* e! Q: ?6 t6 g) r6 m
<statement sequence1>;
2 N$ t: Q% e; r elseif <condition> then% \& Q0 v% X, R; k% W5 u- O
<statement sequence2>;/ m3 X8 h! A2 j. q, y. w6 [2 J7 P
else 0 m% z3 ]2 Q2 n5 P* }& j8 F
<statement sequence3>;
% r% r, }5 O) B end;
2 `9 N* N6 O1 W% w5 |0 f; L如果分支比较多，用：9 r* `- y0 T& I1 D9 R! _6 G; K
inspect <expression>
j1 k, x2 Z9 e: L- [: g6 F) v when <constant_list> then
7 l W/ R: b( L7 c2 j! \: o <statement sequence1>;
1 K- ^, c7 P6 G. B; B/ z5 V when <constant_list> then' O; \% }8 P, o" F
<statement sequence2>;
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else
; t- i5 P p0 Z+ p( E" B8 O <statement sequence3>;
b' b! N5 [4 P6 D, J% _; s5 Qend;
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! R# }1 i1 V) ?2 {+ r) U2循环语句
+ n$ X! D" K" G4 p5 K# W: { (1) from <statement sequence1>
5 A5 R& M1 v8 w/ [& K# b& ^5 d) X/ A until <condition> loop
4 o0 C% F* l. k$ o <statement sequence2>;
% P+ B" X- |$ k6 x end;& ~+ [7 {# w( B% i( B9 i* P
(2) while <condition> loop1 F3 C3 l. \5 o1 O& o4 X
<statement sequence1>;
6 T& J' W8 ]0 }; N, T6 s end;
) m {- s% d" S8 e0 v8 J; c (3) repeat + b: @1 T; E/ _) b5 L; C
<statement sequence1>;! I& e* F" A2 _1 P
until <condition>;
. Q+ z. v8 b8 D (4) for <condition> to <condition> loop$ A V, b! U4 y% r8 B
<statement sequence1>;1 ?, }4 @3 N3 Y2 k' P* b: x
next;
: }) t0 d V6 j, P3中断语句5 u& Y0 z% b% U9 K
waituntil <condition> prio <integer expression>;
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" s2 M- h7 t' a以上为常用的函数！
/ _/ c2 a( R8 g还有很多，如有需要我把资料发到你邮箱里
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