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发表于 2012-11-13 08:48:12
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1判断语句( b! g+ z5 N& d, _! z
if <condition> then
) d o5 j1 H' g1 ~ <statement sequence1>;! P: h. O4 I$ n4 V2 r: }6 f
elseif <condition> then
. u3 Y' A) m6 X0 ~- }6 f9 [' T, O <statement sequence2>;! B% W7 F. e( u! O% Q
else
* V/ f+ m) u5 g <statement sequence3>;* m( V5 Z. O4 B+ O5 @3 M
end;
, }9 O. \% L& j3 W% Q: e( }9 J) R如果分支比较多，用：; x# u2 b7 c. |) M! q
inspect <expression>
3 b. }- i- A$ n8 B6 f) b# R8 y when <constant_list> then
3 K) [) C" o% K) `4 @; h1 G* s" S' Z <statement sequence1>;
7 _4 N8 [! Q; s1 l) ]! n8 U when <constant_list> then
2 Z' ]8 x x0 ^ <statement sequence2>;
7 r& } {3 y- }$ m$ y, r. Q ...
4 O/ x3 T2 @" z; l( e% Y6 y2 e7 | else; U; _! B! x& o6 e2 C J4 I% l
<statement sequence3>;
6 \! G* {0 a5 K K" c& j5 bend;
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2循环语句$ D0 _/ a& O# Y8 i; ^$ t
(1) from <statement sequence1> m, J& i* Z1 M
until <condition> loop
" D$ A; P: N5 v. q' _ <statement sequence2>;! Z- S5 A: _ Q) Q% ]" B( `/ Y# H' b
end;7 p& p- |1 f' ]3 f* P5 ]# W
(2) while <condition> loop! d/ M. b9 f- d
<statement sequence1>;4 i) R0 y* {0 {+ I6 m
end;; q) {' K/ y* f9 T8 Y
(3) repeat , e. D H5 a7 }: @
<statement sequence1>;
/ t( f& j3 Q8 Q% _ X+ W2 ~9 u* z# M: h until <condition>;
2 l. F. \# ^) B6 N) @ (4) for <condition> to <condition> loop7 V+ ]# `1 l1 ~4 u J- y& S6 H8 R. T
<statement sequence1>;
2 ? p: k' ^& [; ]7 I' V next;( t/ }* D3 z) \6 q: \
3中断语句
0 M9 \5 c7 [3 V! X& i/ A3 q, d waituntil <condition> prio <integer expression>;) d5 W) X O& B, ~' K
7 P4 j4 h D8 ^/ \$ n4 l5 v
1 ^; o6 N# T7 @* H# y/ I+ N4 D以上为常用的函数！
2 \, T7 F ?# T/ f% r0 t, C还有很多，如有需要我把资料发到你邮箱里
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