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发表于 2012-11-13 08:48:12
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1判断语句7 F# O* N: N! q. W0 g: w- w
if <condition> then
4 F, q9 p4 a: X+ U5 T2 J <statement sequence1>;
0 |# I k. x5 i4 w1 [ elseif <condition> then
8 l) k4 a2 S( r7 y0 w <statement sequence2>;/ Q$ Q- M9 h) J) d6 R
else
4 g* f; C& B% ^: J% x* ]- R& G <statement sequence3>;' D" M3 a% d: ~0 h; f/ d1 G* w
end;
6 t$ J/ u, u0 z8 ^5 H如果分支比较多，用：3 \: F: F, r- H" B% u+ V
inspect <expression>8 I6 c1 p7 F7 E+ Z5 _" B6 a* z+ I
when <constant_list> then x1 w( R% j! B. O1 }# W2 J7 O
<statement sequence1>;- j% L( H$ E4 ]4 u5 l2 [
when <constant_list> then6 w6 P/ s7 m- {/ z
<statement sequence2>;& V" H8 t9 L3 R) X( B. g; i
...
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<statement sequence3>;- L# K: m3 J+ W: x* Y+ g
end;( c1 ~/ X* @# h6 c) D0 ?
/ K. j0 w' @; a2循环语句
% b( k2 @* I! c2 Q0 M w5 c( \* j (1) from <statement sequence1>: |! R' g# D1 G& H
until <condition> loop
$ ]0 {' P- [" _! {* s <statement sequence2>;
8 b4 v& `9 F) y2 Z% v% s$ ^ end;
, d2 X7 q1 R$ g& I( y6 l (2) while <condition> loop( Y4 Q0 u2 g- ~" o9 t: b9 G. D
<statement sequence1>;
& C8 M! |, Z5 Q$ p# D6 i: M; L end;: t4 q- O8 N+ x
(3) repeat . b6 u. k0 W5 q9 q/ T
<statement sequence1>;
d% I: A6 m- L: x6 j$ ] until <condition>;, \: N6 l$ Q1 v. J, F+ c q
(4) for <condition> to <condition> loop4 Z3 _5 _. Q1 |! n. {0 ~8 M) o
<statement sequence1>;
9 e) r9 [( \1 |, ?! _/ u- N next;# k: |3 ~" [6 g& _6 t
3中断语句7 ?6 e z( h+ M, q$ r
waituntil <condition> prio <integer expression>;
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9 _* h6 Z2 F, _/ v& m7 \2 q以上为常用的函数！- o7 q6 V4 D! s' ~
还有很多，如有需要我把资料发到你邮箱里
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