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发表于 2012-11-13 08:48:12
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1判断语句: x: `& n' q8 [- H
if <condition> then
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elseif <condition> then7 m; W' Y" @) j. K1 A
<statement sequence2>;
. V A) v2 S Y( ~5 d else
& a- U4 W! |1 i$ Y# l+ u8 q <statement sequence3>;
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如果分支比较多，用：
$ \2 M7 m) K9 M5 O( G inspect <expression>
' N% R9 z, b3 c. e$ x N) o) L1 x when <constant_list> then
. A9 L. D5 y, r$ C8 ]. m, Q <statement sequence1>;% [: t$ Z) s4 @2 P' h: l( o, W8 U1 a# s; W
when <constant_list> then
# E% g, u0 ?+ I5 B1 S: R <statement sequence2>;
8 k, ]0 }* C) L& f1 T2 z: { ...
' H2 q, [ e- j, n+ [2 S( D! Q else
$ b5 g* x: B7 I- ~ <statement sequence3>;8 |7 M# W# y+ X, Q/ R
end;5 ^. N6 h& O- g: s
6 O- ]8 ^. u. @. I2循环语句
* \4 j$ Q9 x1 G, A4 ~ (1) from <statement sequence1>9 `" w' f. g) L, I* N
until <condition> loop( {: k8 }. `' Q- G1 y$ m; p2 ]- T
<statement sequence2>;- S* I: h }$ n* {8 V: a
end;2 J1 b# v' w+ g# Q* ~$ d" ]
(2) while <condition> loop
0 B8 q* E1 |1 I6 k <statement sequence1>;/ G; S2 E- B( L2 N" q& B
end;
& b! A, }9 R/ k: F. s8 T" _ (3) repeat + `: v, s/ y9 M. \
<statement sequence1>;
) E! q# J' F9 l! o until <condition>;
7 d l7 _" l7 f/ M8 h r (4) for <condition> to <condition> loop% Y. @8 Y+ O) i9 C
<statement sequence1>;
& B0 Y) w9 ^, B% V m next;
! Y0 V9 h. I# v7 j4 o- m3中断语句2 y) C, L4 e$ y6 ~" K* B+ U
waituntil <condition> prio <integer expression>;/ S- u- C" T4 @1 ~1 `' F+ b
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" E% d9 k+ v2 x' ~/ W' w0 Y以上为常用的函数！# q2 ~& S+ B! g4 }
还有很多，如有需要我把资料发到你邮箱里
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