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发表于 2012-11-13 08:48:12
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1判断语句
" U8 {+ ?: C/ H: z if <condition> then
' {( a1 w( I$ p- I& G <statement sequence1>;
+ ]+ [/ Y; J1 K+ U i* t# i% x6 |- N elseif <condition> then6 [+ _& J4 w; @3 C3 M1 q& b
<statement sequence2>;
& m' e0 L) }( h* i2 d* L else + [4 W* L& s5 w9 H
<statement sequence3>;
! j2 c$ U$ o. o0 ~ end;
. H% {2 @! f' y. v* r8 _如果分支比较多，用：4 m6 {8 G9 P% Y+ X
inspect <expression>
" t6 J7 c. S3 [2 X8 W when <constant_list> then
1 x* k/ g! e) r" Y <statement sequence1>;
1 C Q/ u+ a0 T+ b when <constant_list> then
2 Q2 p8 l; i: c! x4 Y <statement sequence2>;
) C% B* p) z" b T1 u q# J. K ...
2 F& t n H7 o! \0 X else
* P" n; l2 i+ I) G( {; g/ K <statement sequence3>;
6 Y/ o* C1 F/ D, ~end;
/ {) B- u0 Z: F \
' T3 ]) B q" u0 k7 I( N2循环语句: d1 a( [/ U6 p% a- h7 a
(1) from <statement sequence1>
: w% t% P4 K3 R, G$ E8 }5 o, [ until <condition> loop
7 N' m7 d: E' k% `) [ <statement sequence2>;2 f a; F3 t6 f; a# k' R0 P
end;
i2 y; |) \8 Y1 t/ O: G (2) while <condition> loop
8 q) s- F" u- n3 {; l- E <statement sequence1>;
" {, @2 c+ E# i: m& Y end;/ n2 z# ^/ g5 T' x
(3) repeat
% X& F R0 j+ j' E <statement sequence1>;
& K$ x6 o7 ~2 T until <condition>;1 `7 ^) Y& c7 Q _3 |
(4) for <condition> to <condition> loop
4 I0 O4 j0 o! G/ w! ^/ r <statement sequence1>;
- {. {5 u# `6 N$ w0 O next;( k2 \8 ^7 S& ]9 K2 T0 Z- X
3中断语句4 x9 l+ n, U" ]: S8 ?
waituntil <condition> prio <integer expression>;1 v( D5 {" g" O# N8 e G1 H
8 b: [% W% o1 V3 ]
1 `, ]1 | p9 f; @! V* f以上为常用的函数！
/ a$ V7 L$ h, \& r* Z3 d& ?还有很多，如有需要我把资料发到你邮箱里
; @9 G K9 o; O
x I. {6 R: `7 f* o, y) \, _" b; {7 ]: r( V3 A' Y# T# U
$ A8 i8 u6 j6 ]+ U8 \
/ C7 I( j2 x: ]* k: ?8 A1 M" U( r$ l+ ^- U
2 k( h5 [& M9 `: ~% e4 {% L; k) j& p! z, P+ u
* Y9 Y0 c* i2 l6 N9 ^. U
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