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发表于 2012-11-13 08:48:12
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1判断语句
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* D/ ]7 v- i% t: d/ J; h7 P0 m) j4 q <statement sequence1>;2 X3 e, i3 @$ W& e! F
elseif <condition> then
+ y Q, g2 x+ p J, J- |1 I- B <statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：# H7 [9 C# _( R d) w
inspect <expression>
0 `( c5 ?6 D2 i$ V$ W' o5 o) X when <constant_list> then
( V2 }6 {: j; c K <statement sequence1>;
7 p) f7 h+ H! @9 o when <constant_list> then% E4 a* G* I3 m; M. G
<statement sequence2>;
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<statement sequence3>;
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2循环语句) e6 t1 K/ A% B
(1) from <statement sequence1> t+ B$ L6 W$ }7 R- [ b. L5 h O: _
until <condition> loop
8 h$ R5 C- l$ {, p0 b <statement sequence2>;1 v; b$ @1 _' D7 @. U
end;
1 P3 {# F# A# a (2) while <condition> loop: N# W* I. q7 `0 a9 L
<statement sequence1>;
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(3) repeat $ a6 Y5 @2 {% q
<statement sequence1>;1 O A. X* z7 k
until <condition>;
2 S; ~- r# a/ G/ n8 C7 k (4) for <condition> to <condition> loop
' z2 y7 f: z' |1 X! F3 V <statement sequence1>;
9 Z1 E8 y v% o4 P9 x- C# s next;
6 g& Z$ M) N+ C3中断语句3 ]$ }' y, H1 U/ t5 J& i
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
9 ~, h5 G I* \# z8 d- M还有很多，如有需要我把资料发到你邮箱里 ) A, Y4 y G- M5 J
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