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发表于 2012-11-13 08:48:12
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1判断语句
# D$ y" S# c6 r" H) V if <condition> then
; s% `8 I6 l0 w Q% q5 e4 E& e i* S <statement sequence1>;
2 D# S! h% V+ Y$ W5 { o elseif <condition> then
5 c7 A0 X; G1 A" ^5 H <statement sequence2>;9 l7 V$ v! p7 V
else ' U) S; A/ Z# @& R( l2 f
<statement sequence3>;
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如果分支比较多，用：: _/ R5 m3 B S3 F( y0 O
inspect <expression>/ T* Y6 l3 U R3 o) x
when <constant_list> then( G8 l) H7 I) d) W0 b. {
<statement sequence1>;
" E2 f: V' X" b when <constant_list> then
+ }: \8 Y+ e; |3 H2 Y8 l <statement sequence2>;0 g& R' e0 m: b% K0 |
...
$ Q! T& w2 E. u- f7 |! p2 ? else
- A, W% Y$ z3 M! i5 D/ t. S <statement sequence3>;
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5 ^" S8 x2 o5 M% u6 I2循环语句1 q, k- b1 m* h) ~
(1) from <statement sequence1>$ P5 ]% n0 w9 q& G4 n
until <condition> loop
; \' F9 j+ z6 m; ~9 k <statement sequence2>;
0 Z; V" Q4 h- ~ end;+ H( c( L4 f$ \' P4 ^
(2) while <condition> loop4 V: }) M) R; A
<statement sequence1>;7 d2 O9 Q8 H& p0 O& A4 [1 A
end;
7 A8 F! Q; h& F7 r: n5 F6 p x (3) repeat ( P7 a& L$ X, V5 L( |9 `: [2 S$ a8 K2 u
<statement sequence1>;6 M8 I. S L8 f$ G
until <condition>;3 U1 K( v( M6 ^* u, S
(4) for <condition> to <condition> loop/ G' n9 l( k" b$ ~$ S* B
<statement sequence1>;
# v W1 r+ u# j* ` next;
" i8 z& B0 U) R7 X0 x3 s9 L3中断语句; |1 A3 x3 X# C
waituntil <condition> prio <integer expression>;
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' B' t4 a2 g h+ \& U' ?以上为常用的函数！
, r+ `& x( F2 j4 w0 X" ?( x" h还有很多，如有需要我把资料发到你邮箱里
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