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发表于 2012-11-13 08:48:12
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1判断语句
6 T9 `5 t; n* r7 |6 a0 k if <condition> then
# B7 \9 [* D' T* a$ D- h( b5 f/ D <statement sequence1>;& R* f. f8 N& ]3 K
elseif <condition> then/ T: |- E' e" q! X: w
<statement sequence2>;
2 n& I Y, d) ]* h7 U5 @ else
+ T7 E4 _# ?. l: T# R <statement sequence3>; R9 s. s3 c3 Y
end;$ B) r4 t6 y8 l7 f6 N, T% t& F
如果分支比较多，用：/ n1 I2 \ `" y
inspect <expression>
, n) S- N W$ H- |( {; h when <constant_list> then
8 U+ J/ L; O2 J7 f! b <statement sequence1>;& T) B) l/ r/ {7 v( q% t9 T; j1 h
when <constant_list> then; v0 T" D6 B4 ~4 m0 V+ d2 S) o& K
<statement sequence2>;
) `2 l9 T2 \7 P( T% K; c: W ...
~7 O6 ?: Z% q2 P1 ^: M else
4 P: j( d4 p5 g1 ]0 l+ Z X4 Y <statement sequence3>;
( h0 ? q' ]6 Eend;
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2循环语句4 Z2 y i4 l: b0 ^
(1) from <statement sequence1>
T( [ ?0 m6 d7 \8 i( ?1 z2 M until <condition> loop2 E1 n( F7 @. G( v) j9 X1 X
<statement sequence2>;4 n+ x2 p8 O2 V1 e2 T
end;* _& a- E/ R# ]; [1 m+ R
(2) while <condition> loop
3 ?+ ^1 a1 l. c, M6 } <statement sequence1>;6 r1 y0 r# H" z$ B4 H- U- N" q% {/ Y) q
end;6 Z& O( R0 Y8 W
(3) repeat 7 |- p' s2 c. c% u
<statement sequence1>;
! M% V) [. z* a' Y6 X6 ~4 B until <condition>;1 f2 c% I1 u: \/ I
(4) for <condition> to <condition> loop. }' G7 H1 [. k
<statement sequence1>;
_5 |* t; P5 @- S next; k+ P+ t1 m* ^! T3 b
3中断语句4 n4 O0 Q9 M# v' W. Q+ H
waituntil <condition> prio <integer expression>;( S! ^: E5 j/ v6 o9 e" P
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以上为常用的函数！" d9 A5 V3 E: r+ @
还有很多，如有需要我把资料发到你邮箱里 T# v4 u! |+ `( W+ B' C
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