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发表于 2012-11-13 08:48:12
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1判断语句/ V {5 h( A: f: P% p: J X
if <condition> then4 |& R4 y) P. P5 t8 G+ {* c
<statement sequence1>;
# g1 T2 L5 A1 s l9 | elseif <condition> then
) g% G+ q0 @3 Q/ x7 v <statement sequence2>;" `# P5 m, G- s3 d; a( K% A! B
else + w q+ O& o& O6 S, E2 o) v- c1 o
<statement sequence3>;9 @" `7 m5 R, u e3 t6 G! l5 T+ K' U
end;
8 A; X! f6 d" Q5 C如果分支比较多，用：: `+ r* f2 I! E. |' ]2 K4 q* I$ \7 ]
inspect <expression>/ c4 z2 p R; e- C m( r" @( b9 D
when <constant_list> then
) ^' H. ^: J0 _" ` <statement sequence1>;; j+ y( G6 \' Z- J# Y3 {9 v& x( j# h
when <constant_list> then- h. s' _* i( e+ k, p5 [
<statement sequence2>;/ Q+ r' C- u0 [7 K( k) C3 d
...* q$ x, E' s1 J6 V2 d
else2 X8 T1 N3 |& r/ n+ M p' l* K
<statement sequence3>;
- `- y) R) @& ^end;
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2循环语句
" u5 [/ n0 ^0 C (1) from <statement sequence1>3 u' t7 b1 Y; c& K9 k3 e% w
until <condition> loop
( E( h1 p! U4 @( W/ F; C# Q& R; A <statement sequence2>;7 T" @; d I" G
end;& h3 s: G) Z) C! r. e1 x
(2) while <condition> loop
" W/ d- D& y8 b <statement sequence1>;0 E5 N3 |6 ~* e" P0 G
end;
4 V1 R9 [- p2 o7 @2 R! A+ n' v: o3 L (3) repeat
1 v+ _+ ~8 l! m: ~ <statement sequence1>;1 e% s* r* k" h! Z: o
until <condition>;( x/ x; B1 s. U# \% R
(4) for <condition> to <condition> loop A9 E+ E. w1 f" ^; y$ d
<statement sequence1>;
! D" P( |) R/ h2 C next;
6 z$ ~- P% P) s! ~' l3中断语句( y7 W! }5 |5 i. v# P
waituntil <condition> prio <integer expression>;$ y7 x: |, z0 X+ {% Q$ `- T
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6 p ]0 w' ~" P0 C以上为常用的函数！: k9 N% W/ d/ Q6 C1 ~. n, a( e
还有很多，如有需要我把资料发到你邮箱里
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