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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
! o, z7 y7 U7 c0 F if <condition> then
" c& h" y$ Y7 F. m. a7 ] <statement sequence1>;4 ]3 }- S; y o; e$ q1 T
elseif <condition> then
, c% ?2 b9 P) D8 Q8 F% X <statement sequence2>;
L5 g( S1 s2 ] P! d& ] else , X U% i/ f2 r% X
<statement sequence3>;5 } q1 k _# h4 f. r& T) h! x
end;
! i" r0 r- K7 G如果分支比较多，用：
. M* h$ n3 U& \6 [/ w8 ` P1 p inspect <expression>0 ~/ I$ N Y. o) _ I) y
when <constant_list> then% N% ~2 Y, w6 ]
<statement sequence1>;8 c& j1 l% z2 D" e& I Y
when <constant_list> then1 Y @! {& l3 K4 u
<statement sequence2>;
! J6 [, }0 t2 \ ...
" r+ G% D$ d+ n' q0 z. D7 j7 m* h else
$ ~. ]( y- O1 ~2 p <statement sequence3>;* w' [: z J0 p" s
end;6 b+ C# G+ r7 b; [, y
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2循环语句
+ P( U& J( n# _% Q! J" A1 ~- p (1) from <statement sequence1>
s1 m& L. @* o) `2 z |4 s/ j until <condition> loop
4 L A) s9 d* e# K: W <statement sequence2>;
; j; M- ^, f' W% j" @9 d end;
) O8 N( x8 @1 C6 S! i* z3 p1 h (2) while <condition> loop
4 ~/ d8 l. i: P. S# s# r( {6 h <statement sequence1>;
) y2 |8 L$ [& ]$ Q( H end;
5 a9 A" ^9 r3 X: A6 h2 ? (3) repeat
; V6 {% _2 S! ^0 e* \" q <statement sequence1>;
: F. q) T& c$ j+ H) p until <condition>;
. [2 P) V4 g) w9 M" Q+ A (4) for <condition> to <condition> loop
$ b% z: n) J7 X, L, | <statement sequence1>;
3 Q. f7 p7 R) ^; U9 G/ f next;
4 `7 i8 c% L. g8 U3中断语句% C3 Z% ~/ u# Z
waituntil <condition> prio <integer expression>;1 a. f0 Q! Z' ?. ]0 L
' ]: [1 w9 E6 a/ A
) U6 c1 v* \1 k9 S以上为常用的函数！; }3 T- }& K; s+ q
还有很多，如有需要我把资料发到你邮箱里
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