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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
9 K% I) s$ B$ a* _ if <condition> then( E5 _: d0 g& }+ \
<statement sequence1>;
+ A4 {6 F" \+ i elseif <condition> then
+ f5 [3 M. P) P4 K' | <statement sequence2>;0 e8 N" o4 X; E. Y0 E2 F1 M8 T
else
% {2 u. x3 d+ H& O7 w <statement sequence3>;
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如果分支比较多，用：: x. X f- v) {. d! S
inspect <expression>7 h% t; l8 B0 \- h5 B" ^
when <constant_list> then& k8 N2 `/ w7 v1 @1 q
<statement sequence1>;) Y4 O9 k- S ~6 y4 O* A) a. m
when <constant_list> then
5 v% o3 g: M+ g% S# v2 `5 ^* y q <statement sequence2>;/ C8 P# R& p I. I5 x% f4 Z
...6 V: @' m" K% Y+ e$ y3 y: U
else
$ I! e" U' \0 w <statement sequence3>;+ c# G0 [! z9 m b, K- l
end;+ Q7 G8 p! t6 c: s4 W H9 o" M& G6 e
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2循环语句
! Q Z; h$ g7 p( Z! g& w- A2 F (1) from <statement sequence1>
C: w. l: J/ V) N until <condition> loop7 \# h; o2 k2 y
<statement sequence2>;) h& g8 q8 c# e# @3 x: p" W' I
end;4 J {5 ?& U" O8 K& T
(2) while <condition> loop. f% c# P5 M( ?8 c# ~+ w
<statement sequence1>; @5 q" G" j4 F! s6 {. z
end;
- o6 p% a7 s _- j8 U3 x7 f (3) repeat $ o8 D- P9 \1 V$ B) H2 C$ ]
<statement sequence1>;; N) z6 D9 s2 q8 X1 y
until <condition>;
2 j8 i# a' d( x1 _8 g/ J (4) for <condition> to <condition> loop
3 t- B5 T8 t- W <statement sequence1>;
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3中断语句. u' E/ O( Q7 u1 B# ^
waituntil <condition> prio <integer expression>;
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以上为常用的函数！& E7 w! L1 W. G R
还有很多，如有需要我把资料发到你邮箱里 + B/ n. b% m4 Q5 c8 x
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