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发表于 2012-11-13 08:48:12
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1判断语句+ |( X( S, }1 r. A, s
if <condition> then3 g- U! ? D2 @8 }. w+ r' W9 ?. @" F
<statement sequence1>;
, ?" ~9 k! d- Y" P7 C7 f elseif <condition> then
/ I7 l& Z0 K$ e8 F/ o# G <statement sequence2>;' X- r2 u5 R0 L! Q1 I
else f2 G- ]4 a* L; R( j
<statement sequence3>;5 g) I% s- _, Q3 P' {4 c" O
end;+ Y6 d( n* e2 S
如果分支比较多，用：
- B" N; Y! X4 e; M C+ b inspect <expression>" w8 g" s" g2 \7 g8 I- s$ U6 L
when <constant_list> then
7 e9 b8 _& x, u: t# E <statement sequence1>;" J8 O( G; _& ~3 ^- w$ `$ k0 T
when <constant_list> then4 `( S4 }( V8 G6 q
<statement sequence2>;& F% F z1 [' i7 u
...: j* I9 B$ b% _. j) \
else
. W H! q$ n7 a M& w <statement sequence3>;
/ c0 w# s8 r6 rend;
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- @$ M2 X: Q6 b3 r- F. w: t2循环语句
' }' M' ~, m" `& b (1) from <statement sequence1>$ s; j. C6 v2 b
until <condition> loop/ e1 B9 D1 Z: W: U6 I# D
<statement sequence2>;
/ N+ z+ [! }2 z4 V) J( A end;
9 K% Q+ G9 K+ G% J- B (2) while <condition> loop
% e* ^/ E$ ]% c <statement sequence1>;0 r' n, L; L0 f$ k ?6 S8 Z
end;
6 T+ D7 M* E7 M- H3 m (3) repeat
B9 A: r% G. V2 B4 o% S <statement sequence1>;; ^0 Z: q& q; n: J
until <condition>;
& i, X7 _. i2 p) ^' ~( @* R) l (4) for <condition> to <condition> loop9 ~' {1 L; ?, L
<statement sequence1>;
K3 ]3 j; Q% s* x; p$ J J! R next;
6 A% P, J) h- O. S3中断语句% X. O+ [4 F4 s! z: P) A1 F, I0 x
waituntil <condition> prio <integer expression>;
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1 Q( c n2 I6 @& @9 H以上为常用的函数！
! u2 |. G1 a7 U; ?/ ?% t" B还有很多，如有需要我把资料发到你邮箱里 / F9 X7 e- \2 J
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