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发表于 2012-11-13 08:48:12
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1判断语句
( z) |6 X9 M0 ]: } if <condition> then! F2 | p( [( o- k3 S
<statement sequence1>;- K9 V$ ^% i: {+ L. {
elseif <condition> then
l; i! M' ]) `0 P <statement sequence2>;
! R% r4 \# d* o; c else ( j) z0 U& g+ S% x) @$ c6 \
<statement sequence3>;# A& f0 s; a+ V1 H) v
end;
l* [) o" m/ c如果分支比较多，用：0 _9 h2 ^) Z. |5 [% S
inspect <expression>/ s( n2 w# f0 ^; `( T' Z0 W9 ]% U4 T
when <constant_list> then
1 J) \+ E, b! D <statement sequence1>;
% ^ @3 U$ E% M9 j3 {, u when <constant_list> then
8 D1 H) H9 l5 X: v0 L7 R <statement sequence2>;9 l* h+ f* u5 l) ?5 d
...
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<statement sequence3>;
6 I2 ?7 [. [0 z7 [4 G0 y! @. t! v/ Nend;9 [# y4 j9 s3 h" K" g2 {
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2循环语句
4 h: [' X5 a! m5 h (1) from <statement sequence1>0 w5 m! t+ u, C- t" Q
until <condition> loop- Y1 o+ s' ?1 r p1 @" x I% q: z
<statement sequence2>;
# u8 ?9 _9 ~& Z' F$ A2 L! z' B end;- h$ Q ~( Q, r( A3 c* E
(2) while <condition> loop
5 _- b* W# ~% n <statement sequence1>;
( q, w1 H2 O2 Z- e5 e. A end;+ Z! u5 S, X9 S, W" V' Z. y6 ?! s
(3) repeat ! }4 p- h: a: F% g
<statement sequence1>;8 d b. ^) L3 |6 V# Y i' A* y
until <condition>;0 X" l5 U' _; ?6 c$ t; v
(4) for <condition> to <condition> loop
: c* W4 k) s+ u/ Y0 ^ <statement sequence1>;2 C' u9 N6 r' i9 Z
next;
7 ?: m& S, y3 }3中断语句
' _8 I6 g5 r5 k! F waituntil <condition> prio <integer expression>;
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0 | e" J8 w$ C2 [0 e1 P以上为常用的函数！
8 M# k4 i |3 e# q) {1 P还有很多，如有需要我把资料发到你邮箱里 . x0 N6 C8 i j" x C
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