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发表于 2012-11-13 08:48:12
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1判断语句
* g. ]% L8 U, k' x: N- d' w if <condition> then8 \" W7 w& W! y5 ?
<statement sequence1>;
8 l3 y. m( q2 x( o elseif <condition> then& ] c7 U' I: w( A, t
<statement sequence2>;
$ A; l7 V2 {* b% ?7 K* d- Y9 r else
/ M3 {7 P# a* H9 l <statement sequence3>;
- L* _1 p6 N0 p. z end;
+ t# s1 p" g( w7 l( [如果分支比较多，用：( V* m* D! W( H1 P4 b
inspect <expression>9 x& C- {" L3 w5 H
when <constant_list> then6 y7 J9 E9 f1 u
<statement sequence1>;
9 C8 p/ m' y: O- a) b1 s when <constant_list> then
8 a0 c5 R0 v" P' { <statement sequence2>;% r* m( p6 L0 S. u7 d ?* J( i' h
...$ @; R, z2 @. j- I
else
* L: T n9 y& Y1 S% n <statement sequence3>;6 B( \& E2 ]5 X- T+ ]+ V' H
end;2 H: h3 f+ p0 i% A; S3 H
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2循环语句! s* X6 J/ R$ r& h `+ X0 G6 w# `
(1) from <statement sequence1>0 s }2 C- y; b
until <condition> loop7 n) _" M. |; X! k8 I+ x; Q! p- A, `
<statement sequence2>;5 \7 |: Z3 n* u
end;. e( {: Y% _/ L2 `
(2) while <condition> loop
& l; [+ k! c# x( |4 v <statement sequence1>;
+ l* R4 N1 m4 O( |! C end;
' D; b4 m" ]& E; I& f (3) repeat 6 f% C4 s: ^ o$ F4 Z! Z
<statement sequence1>;" u( h" t6 _* W8 J. |9 T
until <condition>;
5 g' p: T/ |5 @9 J4 [' e (4) for <condition> to <condition> loop; \. s9 a& E# Q0 I1 m, [2 z! l4 {
<statement sequence1>;
1 H& _2 ^; V6 L9 ]* F next;: R' T! I1 [3 W, t% J, ^; c
3中断语句
# n" U. P9 o/ }) w# m waituntil <condition> prio <integer expression>;3 b8 X2 a* E6 M' w
# l8 ^7 T9 t8 U3 p( J* E7 h' V7 k) J. n3 S# ]; b
以上为常用的函数！3 N9 l( L6 c k. k, g
还有很多，如有需要我把资料发到你邮箱里 p3 f8 K! N% N: n! K
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