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发表于 2012-11-13 08:48:12
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1判断语句
/ X2 e. I/ R" E0 } if <condition> then
& C+ M0 \+ v# G <statement sequence1>;
: t% k, M" T; m/ R$ d elseif <condition> then
3 ?; }; P( r4 N" U# I4 f: [: F$ V' Q <statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：
( a" \( D/ h! o1 M/ k7 Z+ T+ V. M# { inspect <expression>
R+ l+ ?7 P- T. c2 ^ when <constant_list> then
* ?) _% W( m z1 q <statement sequence1>;
" I/ z( s3 t& \. ?8 G) [ when <constant_list> then
* S6 A y7 o4 F6 A <statement sequence2>;: E+ b; |9 B$ c6 C
.../ P. \( W0 w7 n1 c
else
+ C1 [. C9 i( H2 v. }$ P: F( W+ U <statement sequence3>;
4 C# A0 {1 M) u6 Zend;
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2循环语句1 c9 {5 v" S" A7 L' j2 \
(1) from <statement sequence1>
: `& t8 `: h/ h q! b* I5 `( q until <condition> loop
6 p, x8 p4 ~7 {* {5 B) k8 Q% z <statement sequence2>;
8 T( y8 f( l; O/ ] end;8 q6 ~' n7 i Q4 l, X
(2) while <condition> loop
/ B7 i- f) g& E' X, D6 E* g+ v: t <statement sequence1>;- A4 d. r3 {) P. t M: J
end;- ^- D, z6 y3 k7 t; K8 d% s
(3) repeat
2 Q1 a9 h4 h" @8 V6 l0 K# E, N <statement sequence1>;7 _6 R2 j( [! D/ R: M, p
until <condition>;3 M: [' |) b' b
(4) for <condition> to <condition> loop2 B9 S9 [& c8 h
<statement sequence1>;
, I. O% C: {+ l5 ^+ @& a next;
' F y# N4 n$ Y) K V3中断语句% a: m2 q( c4 G# D' |/ ]/ N
waituntil <condition> prio <integer expression>;
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: u# t4 G1 t8 F. D$ _1 R以上为常用的函数！7 l$ u% U9 g) O$ E0 [; k2 N
还有很多，如有需要我把资料发到你邮箱里
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