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发表于 2012-11-13 08:48:12
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1判断语句
0 B" b( \9 K6 L$ e if <condition> then' \2 r0 S% Z0 |% ~; z7 ?
<statement sequence1>;; O( ~, |- ]* e |1 f
elseif <condition> then( e4 q9 p! ^! i3 O$ n9 e. ]3 [ L
<statement sequence2>;
! }* x: e% |7 Q a) n else
" n6 V; Y9 L7 Q5 W W5 T <statement sequence3>;8 a3 ~- _% T1 S8 i- u/ k) D0 ~, s
end;3 r! h' T0 x3 ~# y& W6 R2 B! G' O
如果分支比较多，用：
8 e( q) P% T; Q4 Q inspect <expression>8 q) b4 t1 J2 s7 Y) }9 v
when <constant_list> then2 t0 ], M# u0 j. Q/ i2 |4 I6 U/ \/ m
<statement sequence1>;
! a" ~/ x) W6 M5 R when <constant_list> then: Z. d$ V# R$ D# n! A4 F
<statement sequence2>;& p5 }1 F/ G( f
...2 [. y0 m7 H: r% y" u: r1 I
else( I( {9 q& B$ `1 s( W( d* M
<statement sequence3>;4 }+ G' e! }, d
end;
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2循环语句0 Z2 e( P- B6 y6 S
(1) from <statement sequence1>& g0 |; g' h+ c( ^$ `6 Q
until <condition> loop% e- V+ ~! k- B' k L: f( h
<statement sequence2>;8 t7 @2 G( Y+ W7 K/ i! j
end;
4 e% _+ u4 D# n9 Y( V9 W& a (2) while <condition> loop
" b X/ d: c4 {8 o- m. r( n <statement sequence1>;
; B1 V% L9 ?$ U! m$ P) q end;
. @% k+ ^7 S2 ]/ g! | (3) repeat
5 J' |) x- ~& I7 W }! @, I8 A <statement sequence1>;
?; O: l4 m7 _( N3 A. P6 [ until <condition>;
& K e2 z' X# E& a (4) for <condition> to <condition> loop
/ b: X7 J2 B7 ?2 a3 ^* u" s( y <statement sequence1>;
2 z6 Y3 r" E3 t next;
F5 M- d) B5 t+ a3中断语句# s) {* s3 K+ X6 _ \
waituntil <condition> prio <integer expression>;* F8 f. E; F! Z( ^1 G% N) p
. T6 k3 p% g' h
- L2 H o* D+ g u( T4 m以上为常用的函数！0 I/ t4 w( {5 D
还有很多，如有需要我把资料发到你邮箱里
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