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发表于 2012-11-13 08:48:12
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1判断语句
5 ]# P4 J8 X$ b* i if <condition> then% Z( \* J! J: ]) B: L
<statement sequence1>;1 X5 y8 x( H" n1 f0 S" A {
elseif <condition> then' x* ?7 D, J2 Q3 A: F
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：1 D" h) l- Y* q- u+ {, l0 m9 E
inspect <expression>
, ?6 \4 T8 z1 T+ j) N4 G when <constant_list> then% r/ i% z( Q! T5 z4 B! l
<statement sequence1>;) Q, G, q _4 d1 F3 @' ?; o1 l
when <constant_list> then
# n- _7 r" Q* c \! x/ s3 w% e <statement sequence2>;
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else
5 [) X, J' u& a0 K2 L <statement sequence3>;
8 M( N; g2 q% @" q Qend;
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2循环语句
& ~$ m5 Y# E- S( l (1) from <statement sequence1>* T: q" g. e4 Z3 o
until <condition> loop' Z0 k" J. j' R
<statement sequence2>;
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(2) while <condition> loop8 {9 h* L" q1 {4 m/ B5 g1 N+ V
<statement sequence1>;. j8 l) d9 _* i# T8 `2 U* p
end;
8 e. }0 k; s! c, @2 |# V+ d (3) repeat
& S/ O7 ^0 E6 b' `- m& b [) ?8 v <statement sequence1>;' Z# }" O5 X( G$ Q7 d( w" j" j
until <condition>;
) s: u! E. c8 z* X' S9 Q6 | (4) for <condition> to <condition> loop/ |4 f4 e1 A% Z9 T+ T
<statement sequence1>;
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3中断语句; s" O: x h5 A& `0 D. y
waituntil <condition> prio <integer expression>;: ^; f* ^% G! P* }1 Q# m- h" n$ d
0 x/ c/ f7 t/ A2 Y; t2 ?
# M) g+ i# J8 K8 W- k$ `以上为常用的函数！
! Q, Z% |' n, T4 z还有很多，如有需要我把资料发到你邮箱里
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