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发表于 2012-11-13 08:48:12
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1判断语句+ ]' C. o$ ^8 ]" t1 b
if <condition> then9 B9 \# A' v' f
<statement sequence1>;
/ p* S0 m( Z$ M6 {6 f2 } elseif <condition> then; X/ n" T- J# R- y) Q% M6 Z. w; [
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：- \5 ~; E* Z1 }/ A' V: e b
inspect <expression>
. G" c' u) [/ [% g+ R, A( U6 Z when <constant_list> then
0 |8 B3 m j% Q3 d$ |% N <statement sequence1>;6 U" G/ h. M) c) Y
when <constant_list> then
! o/ | ]' N" X <statement sequence2>;7 {1 I7 }! v/ h4 k4 C
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else
4 l9 y/ A. b2 d5 L ` L5 x4 r <statement sequence3>;
# j/ S5 D9 y) q9 v* `end;
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2循环语句+ U% L- M# N7 X
(1) from <statement sequence1>
5 ~+ b, B$ O6 g$ R4 r0 g until <condition> loop4 e' A/ h; K/ ?9 E0 c- ^
<statement sequence2>;
& c) _6 o2 L: `: u end;' ?& N) B8 Y2 d2 g$ v- Y
(2) while <condition> loop, S0 f3 `3 ~) d6 i& d( i- Y
<statement sequence1>;
8 O7 z# k" v. ?: E end;
`) a9 [8 i; P% R' m (3) repeat
$ g* q+ {9 P4 C- x1 m <statement sequence1>;' a' j3 y7 m, A& c7 F4 m6 w
until <condition>;+ L$ c" z) z ~: `& w
(4) for <condition> to <condition> loop' z& K7 S/ x" `4 S0 Z. R [
<statement sequence1>;) X7 ?+ [1 s' x0 \. G
next;
$ \+ O' v( r9 C3 _3 n3中断语句
! c3 [* }; r# S: l' w7 h waituntil <condition> prio <integer expression>;# U: f& X, P% p% a. a
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以上为常用的函数！
6 [6 V6 \, O5 t/ ^还有很多，如有需要我把资料发到你邮箱里
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