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发表于 2012-11-13 08:48:12
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1判断语句) H: n J" o$ [0 Z( t
if <condition> then
, ~8 O8 f- a! K <statement sequence1>;2 s# O7 O" }! z: m( l9 b
elseif <condition> then
# S7 `6 i3 U( L( L! F <statement sequence2>;
- m3 B; c- ?% c5 O0 W, m else
+ y4 E$ q. x# h <statement sequence3>;6 ^; N0 @. b, u1 w& X: D- ^4 L: V
end;
d2 X* X9 e( i" T6 e. K' F2 z如果分支比较多，用：
, ?- b& ?; j$ R! m, R7 p inspect <expression>1 m) g# T6 M2 R; Z
when <constant_list> then
9 h( C5 s/ }6 D <statement sequence1>;
% y# C2 T, K# ?8 e0 Z& }5 w/ J when <constant_list> then
+ H' J5 j) g' y- A! U& B) ` <statement sequence2>;$ K! B, j9 N' B
...6 G& Y. n1 e% p+ k
else* s O' A$ a5 K( {# i7 H
<statement sequence3>;
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$ Q) P9 Z3 o( W2循环语句
7 ?" t& m: w8 Y7 [( U, x (1) from <statement sequence1>/ T$ ]5 p$ P& n0 H6 Z& k
until <condition> loop+ K1 ?, F, Z8 q2 G3 G& X. u+ N# O
<statement sequence2>;- x, O9 _$ k# h
end;& I4 `' f# F) _ B i/ L
(2) while <condition> loop1 ?8 _6 ~ h! V3 H$ N
<statement sequence1>;5 S- @" |) q5 m" n- `
end;1 A t% C$ l# \! _, A
(3) repeat
1 q6 A& f# r1 |& Z- K( h8 a4 U <statement sequence1>; v7 A$ v+ r8 @) r$ I. I0 h
until <condition>;
/ S+ q* Y& B8 N, |2 V- T" d5 x (4) for <condition> to <condition> loop
' G, K% [% b/ G! ^* C/ T <statement sequence1>;
@& I5 }/ B! _& Y( T next;
$ T- u/ |: g2 H7 Q! H. |; K1 W2 [; J3中断语句. B9 x$ b( ~1 {# {
waituntil <condition> prio <integer expression>;$ \ q& X8 @8 q+ E: Q7 s
# g& U/ C% N, {! t( b j
! H3 `: ~6 \9 S6 C, G% x% }5 H以上为常用的函数！* c$ }3 r& \1 T
还有很多，如有需要我把资料发到你邮箱里 * V% j2 t0 p6 {* K
+ r$ O/ q' @* |3 W, L4 u/ L
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