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发表于 2012-11-13 08:48:12
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1判断语句
# G1 @/ R, T" ]% o' V) O' j if <condition> then
! W* I9 q6 X) B# v <statement sequence1>;+ v0 N, ` [$ [. y; _5 Z
elseif <condition> then2 t8 h5 |& @: l* r9 z
<statement sequence2>;
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<statement sequence3>;9 ^7 ?2 i+ @- V3 Y8 \( I+ l
end;
- @* p' S+ e4 l- @; [如果分支比较多，用：
4 o7 o4 Q" [4 b# z& R inspect <expression>: r; n% _( p8 y# h0 U* |* o& f, T% T
when <constant_list> then9 F, z# O& G, V3 L+ M* |
<statement sequence1>;. |0 `8 T' V4 E2 ^" s# o8 r
when <constant_list> then
/ s2 B0 G9 e$ J& z* Y5 [! _ <statement sequence2>;
) L8 ~' O" O1 T% J ...
( o# E2 ]3 V) _$ u" d F4 L else
* f0 T5 ^1 ]2 L4 Y2 N <statement sequence3>;
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2循环语句7 b6 L5 A- p) G" d
(1) from <statement sequence1>
% K0 z# o- x7 W# T& O2 m$ ] until <condition> loop
9 C# ?; K! B8 l& z. o) @8 q <statement sequence2>;
# }( m" o7 D* c p end;" \3 Z+ J0 K& e0 g
(2) while <condition> loop/ S0 I; a" e9 B$ ~
<statement sequence1>;
/ S0 }( F- s7 c7 p end;2 B z& y" m# C9 o" a) E5 M
(3) repeat ) x) D; b2 H5 @5 s3 Q
<statement sequence1>;$ A% ^" X9 m- d2 i
until <condition>;0 R/ w7 M' S8 V( a3 Z) U+ Q
(4) for <condition> to <condition> loop- g. @* p6 l h( ]& B
<statement sequence1>;& y& v1 K6 r$ y$ t- U
next;
" T7 D+ T3 P4 ^' ~2 h9 h7 J p3中断语句* F7 m+ r+ k3 o* p
waituntil <condition> prio <integer expression>;
3 I, Q G' e. p9 r8 F5 p; J+ ?0 m6 g- w0 n0 R; v2 G7 ?2 K
+ `. ]0 o5 B; m( K# q1 v& Y) V以上为常用的函数！
& x/ G& J s# r$ E3 u6 o; g7 \还有很多，如有需要我把资料发到你邮箱里 " A( I i- O" d) b
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