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发表于 2012-11-13 08:48:12
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1判断语句) \9 x8 T8 Q4 q2 C
if <condition> then7 L( `9 X: h1 O2 {% B+ |
<statement sequence1>;
/ E, }- U1 H% O9 ]; [1 ^ elseif <condition> then
8 d$ X" F+ X$ O F <statement sequence2>;
3 P1 [2 s0 i& }' M0 h else 0 a7 A( k2 I0 ~ s
<statement sequence3>;
$ } }5 x1 u e5 _1 t end;" u8 U$ m& C, U' H$ j
如果分支比较多，用：
: y/ V) A6 W0 b/ z/ M1 [ inspect <expression>
2 X" U U& W8 o when <constant_list> then. S z$ l' H6 m0 a
<statement sequence1>;
6 f. K# v+ v7 K+ ~! k1 N when <constant_list> then, [6 |/ E3 W1 }% y/ s9 p$ Z
<statement sequence2>;1 l+ Q# b8 O1 b! S, G% |
...
3 j6 w( s. g0 @3 W, t else
3 Z* v0 [ {/ G# K <statement sequence3>;
9 V8 J. L p' s5 ~/ pend;
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/ m9 a: k# e: R/ S j0 L2循环语句
2 I3 I4 x! _# v2 l4 I (1) from <statement sequence1>. Z7 D- A/ I; n0 t+ |8 s6 Z
until <condition> loop/ b3 d- w: v3 n! y
<statement sequence2>; i J1 T8 o) w
end;
8 D0 C4 z& K* F0 x8 ~ (2) while <condition> loop
3 u7 H0 D, l) I+ N <statement sequence1>;
: s. y9 q7 J; `6 T end;9 K: E8 P9 c& |
(3) repeat ) q3 {* t# q! ]9 L* H
<statement sequence1>;
1 U X1 W# I6 G! r) s" I# G until <condition>;
J% e) I+ V8 k (4) for <condition> to <condition> loop! M* L9 }4 P8 e
<statement sequence1>;
( U3 l( h& A, Q0 G i next;
8 F! n! |1 y- ]8 v1 Q u" o3中断语句: R2 o p$ E/ t! o( p- K% \
waituntil <condition> prio <integer expression>; o+ d: J7 C9 i
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以上为常用的函数！0 R# A: w) L8 W$ L
还有很多，如有需要我把资料发到你邮箱里
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