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发表于 2012-11-13 08:48:12
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1判断语句
6 Z' \' ?. H2 M" l if <condition> then! Z! @. S2 H1 W) l. g
<statement sequence1>;
2 x8 F7 G7 H S% G1 m elseif <condition> then
- J6 ^) U' R0 K2 Y0 ^0 g <statement sequence2>;; b: J- q3 v' q
else
6 ^$ v$ _ a0 @5 j. N; X <statement sequence3>;
" r- O; z, Q5 B; ? end;
d3 v' d/ x/ e; W8 d如果分支比较多，用：
. }# R6 f6 M+ T" |! i) e7 n inspect <expression>
' S$ B1 U! {# O/ f; q# |1 ~/ } when <constant_list> then2 P% \5 a. i# t2 F- h
<statement sequence1>;
1 L' ?, P& @, o7 q when <constant_list> then
0 j0 u/ w+ \. p! A4 x9 d <statement sequence2>;
5 e) _8 l8 p. h! h1 i3 u ...
3 J% l7 ~- R9 x8 j. S else8 Q6 o1 w# X: S
<statement sequence3>;
% ?7 B/ M/ x- z$ pend;
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& K9 x' c8 k) R0 k |2循环语句7 ^# ?' H" d# A
(1) from <statement sequence1>
* k# T" l! h4 } until <condition> loop( C" o. h9 }0 C5 ^9 g6 R
<statement sequence2>;6 h9 l. [2 I* N: B/ Z
end;" y% o8 M8 E! \
(2) while <condition> loop
, T5 y3 v- X4 [, X) l- T <statement sequence1>;0 @! ?0 u6 S3 _2 e' f
end;+ B; j. t9 }& A8 ?
(3) repeat + d' T+ x) D' L' O6 p0 N1 |
<statement sequence1>;
j- e; d" U! {3 N* i until <condition>;, p2 u6 I. p" m! o1 P
(4) for <condition> to <condition> loop
' e, V2 F2 T) F6 U/ g" I5 m <statement sequence1>;. v# t* Y S% s+ \4 s6 Y
next;$ S& c$ Q* w7 }. [* M" v
3中断语句
" ]: ~; c7 E& d. t* S/ K7 ` waituntil <condition> prio <integer expression>;$ D; _6 R f0 }0 e9 G$ I9 a8 b, O3 s- g
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以上为常用的函数！
3 x# @2 O6 C$ F9 b( G- \$ w- G1 k还有很多，如有需要我把资料发到你邮箱里 ( H$ s: e$ J* M. A S! I8 D
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