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发表于 2012-11-13 08:48:12
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1判断语句) Z$ U6 H" c% X. P: Q0 d+ U
if <condition> then
/ ` b1 R1 P6 @. b k \, H <statement sequence1>;, _- X) H' n) ^4 j$ m
elseif <condition> then
" I/ J* H0 w3 f5 o5 @ <statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：
4 r4 l" E1 W, A5 E' c; v: [& n inspect <expression>/ S& X. {9 K# ~! O4 x8 w( w
when <constant_list> then* K- P; a! k2 d( G
<statement sequence1>;
, j4 }7 A: s0 P6 H( f when <constant_list> then
; r; a# G( K9 B$ W( b <statement sequence2>;
& t$ k& W$ J9 H7 _# m! f ...
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<statement sequence3>;
/ ^4 L9 H. C9 c; G9 e0 `" } u, H$ zend;
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0 n5 e0 M6 w4 P0 m* y. z7 K2循环语句# m4 d# T3 }3 Z' L U- o
(1) from <statement sequence1>
; a* H8 D& a% D6 i4 ^ until <condition> loop
2 b) L s0 I ]. e <statement sequence2>;
/ y' D( U+ K# S; w8 M; R/ u6 }7 z end;
" t+ T# N* k5 p, w% ^ (2) while <condition> loop b1 M9 ], j5 B/ r# L+ Z/ I
<statement sequence1>;
. J& Z: }) t! Q; M6 [ end;. M6 \+ S( j, Q+ [3 M3 O* C! d# b
(3) repeat
9 |2 T' q, \1 |8 v* b# s1 r/ I5 Z <statement sequence1>;
; a$ P8 t) [. Y) `4 R until <condition>;
8 m- i: ~. L3 f; J5 f9 {8 Y* f# G (4) for <condition> to <condition> loop
1 h+ k$ A: x) i' R5 c <statement sequence1>;* Q9 N6 d* @2 V' g1 M" I B
next;
; k" d4 Y+ I1 l1 w3中断语句
( r% @/ }: ?4 N i waituntil <condition> prio <integer expression>;
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* W$ P# s7 L5 R+ j4 G以上为常用的函数！
- }0 D, A3 s3 h" ^9 b# J还有很多，如有需要我把资料发到你邮箱里 % e |& {/ H5 m( d+ a
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