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发表于 2012-11-13 08:48:12
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1判断语句
T, s- ]+ d1 T3 G if <condition> then
$ Y$ u7 ~/ G" N/ G <statement sequence1>;6 m J7 y3 M, v" e4 }3 D
elseif <condition> then/ g6 \# O" l6 |8 p
<statement sequence2>;/ ^; i5 }+ `7 D% ]! ^
else + c$ X! N2 G+ \, _
<statement sequence3>;
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如果分支比较多，用：# h% n5 s8 ]/ H3 y$ f }& d* _6 E
inspect <expression>
2 @; @9 q; q* |. A$ D) P when <constant_list> then
2 D3 T+ Q, t8 \% g <statement sequence1>;
$ {: g D( w* Q4 Q4 u5 _ when <constant_list> then
8 G: q" f! G: U <statement sequence2>;+ w% S9 Y6 U1 h4 l
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else
% H7 B" d; c* [ W& K <statement sequence3>;0 s ^8 m2 Y* T! p
end;
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" ?3 t/ D% a7 D0 v2循环语句8 l+ P! `/ g& g3 E0 V3 p U
(1) from <statement sequence1>% T% ]0 F) _/ @6 T+ J
until <condition> loop4 }! W9 L( ~" m
<statement sequence2>;
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(2) while <condition> loop4 l: b1 Y7 n) [" }! q% j% E7 w- B
<statement sequence1>;8 t( {2 H. c$ S! _1 O% h
end;
/ W: {! j1 I: i (3) repeat 5 s6 r# ?' [3 |* b, ~+ t1 I
<statement sequence1>;
# { w, {/ O. P! o/ l0 e/ z9 q until <condition>;
0 |/ w: q# s- o9 R7 i8 R (4) for <condition> to <condition> loop
; W- p. J" o* b2 f! i <statement sequence1>;
5 `9 F8 v6 H$ f- L/ ~3 v4 p5 I# o next;
! d* _1 Y# @0 A: `7 U7 j3中断语句! }# Q* ^% {3 G
waituntil <condition> prio <integer expression>;/ `: |; x2 b$ B& i& }
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以上为常用的函数！
# D0 U1 l; Q6 t& `1 ]: O3 F/ Y还有很多，如有需要我把资料发到你邮箱里
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