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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
' `5 ~# ]% I* J# { if <condition> then
1 K8 G* ` @$ V. e# r1 t4 F <statement sequence1>;
5 V5 G! e2 I% T/ u" k0 B" y elseif <condition> then5 F# U. G, q1 {) d4 M5 U5 P2 B
<statement sequence2>;. ?6 ?! d2 `1 ^
else
' Q5 V- E; _) O <statement sequence3>;& f; m/ T0 B9 i
end;
- ~2 Z ?" L( z5 o! r2 |, o如果分支比较多，用： W( b6 F% a7 T+ F3 ^* s1 N
inspect <expression>
" j! M' y, d1 W, q9 ~! @ when <constant_list> then
& Y! x( W" i4 n <statement sequence1>;
, ?7 P: P* P& O( t" U( |3 c when <constant_list> then) J* v( q/ B7 G4 @* [- G: U% {" P8 e
<statement sequence2>;) S: n( N; z, E+ F# d
...& p8 ?' q/ @ @( Y! o, t9 k
else
) {; W) q I/ ~2 u% d% U7 [ <statement sequence3>;
) n; T: {+ B) Q+ j6 L8 i8 qend;
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2循环语句
+ s* u, B$ ~% ^4 }' D7 g, l8 V (1) from <statement sequence1>1 H( H: U2 g( A- J
until <condition> loop, X0 T; R/ n# k6 G5 t% N
<statement sequence2>;. h- \, F0 i/ `/ K
end;
- \, r7 [, y, f# H6 n# A8 x0 S (2) while <condition> loop
( a. M$ G# u" u4 y# |5 e. r <statement sequence1>;
( @! K) q" y, j end;
$ q9 D& ^9 H- ~/ J4 T (3) repeat
( B' z: S! {$ G. _" |% Y/ g# b3 n <statement sequence1>;1 P( l, y7 S9 r- f: {
until <condition>;& J" w/ f- t) s$ z1 J
(4) for <condition> to <condition> loop
) n+ \3 P" v# Y$ P% O- ]% ~ <statement sequence1>;
% F. {2 C: g# T' _5 B next;5 W& {( V; {* T% H" o6 V2 A) X5 W) J {
3中断语句
6 }* S# R2 E! v waituntil <condition> prio <integer expression>;# n' m! n9 a; Y, p
! h- b4 K% T' p* f& W
7 ]/ h' z' j0 h( S' Q# s以上为常用的函数！+ u( W" |9 k/ f
还有很多，如有需要我把资料发到你邮箱里
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