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发表于 2012-11-13 08:48:12
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1判断语句! Z6 I7 ?4 F) P
if <condition> then$ u; E6 D7 S$ B0 n- Z- d
<statement sequence1>;) {6 w; u6 K0 n, o7 V4 e) F
elseif <condition> then
& N" \" N; u0 |1 d: [ <statement sequence2>;
2 k9 o; l5 u- z. ~$ K else
S) R5 r5 ~9 T; v9 Q" k; O <statement sequence3>;. X4 O7 u, \" E- }3 j0 a* o6 f3 B
end;
9 s" d# F7 ?1 r- h6 P& _( Y5 x如果分支比较多，用：* }, q4 z+ _; ~ z: _% ~
inspect <expression>
2 L4 v& w) w* w1 |. N( E, _8 b when <constant_list> then9 F' I/ G, |2 C% F$ [4 x
<statement sequence1>;
, `; u$ s" B1 @. \" X, H. ` I9 ~ when <constant_list> then5 L6 p0 V6 P8 E, f6 G) `' W- R+ ~
<statement sequence2>;- m; I3 @7 a/ R9 ]; N. p
...
- I4 `( Q/ d% g else- q$ K, b; R0 ]1 E$ u2 k$ W+ j
<statement sequence3>;
* D l' S2 T. ]end;
c* @/ Y4 k' ]4 {! x
" a9 V" S- S6 n/ |) v6 ?4 P2循环语句- [. E5 r2 E; c: f4 a0 h
(1) from <statement sequence1>
/ O6 Q l; v* x6 l: J until <condition> loop/ v& R( G4 E% o7 d# H+ {( O# k' ~
<statement sequence2>;
7 ?( e, w6 ^. G3 h end;0 V5 f6 z$ @2 @
(2) while <condition> loop
8 l0 ?7 Y6 u: p8 Y N, ^ <statement sequence1>;
8 W( g8 F# S+ _4 I end;7 z& b: A! x" C$ p* M7 p
(3) repeat 8 u$ Z( K4 {$ n# U' r
<statement sequence1>;
- {9 e* d! ~' N; _6 ?/ w until <condition>;
. _( N; ]4 A/ z0 b (4) for <condition> to <condition> loop
2 q' t2 h, Y2 a0 _, G# u <statement sequence1>;
( c( J6 a; f8 }: q) l* W; U next;* W8 e+ H, a! s: D1 q# ]
3中断语句8 B z* W$ A8 z; @9 }
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
9 o5 s, D- r+ X还有很多，如有需要我把资料发到你邮箱里 ( W; d6 Y* {! O2 ^1 Q& X D: T* R+ h# v
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