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发表于 2012-11-13 08:48:12
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1判断语句) M2 A3 s i' \4 U6 ]- @
if <condition> then
% t. G+ Q3 U5 P. [) y0 ~9 _ <statement sequence1>;' A3 q7 c. X7 ?2 ~7 t# s8 U: G+ F2 s' [
elseif <condition> then
" ~9 c3 A3 a0 R2 K <statement sequence2>;0 u( C- y3 d: ?1 O: t
else 9 q+ ~. a# E) S. r/ t! y4 |
<statement sequence3>;! y' o6 `) q8 l! }9 {: Q u
end;
4 s4 ~% H; ^$ e4 k如果分支比较多，用：
8 q: U! O8 O* c1 s7 x inspect <expression>: A7 i( f" o* P- e; U
when <constant_list> then
) B6 q* z) p- A0 s0 O+ | <statement sequence1>;; |1 V# m5 M* Z0 y( [5 z
when <constant_list> then
+ R7 D# `9 X1 X <statement sequence2>;
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else
1 G3 r4 V* {& V9 a# ^2 x) U# ]8 { <statement sequence3>;. T. l7 s6 q- Y, g
end;0 w4 x9 i& h: k3 J
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2循环语句: d" g3 s' L" c! r, x, q
(1) from <statement sequence1>
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<statement sequence2>; r0 S l9 P( u4 |+ {8 l" u& z# J' q
end;
}% ]8 U- v" E! p2 y4 R (2) while <condition> loop" c& l2 }9 _: d. N7 w
<statement sequence1>;
5 [- s, Z8 o% d& v7 r) R" ~5 v1 a end;
5 A) y- a+ c: J# ^ U6 L (3) repeat
h& V4 c M3 P; y7 b8 E <statement sequence1>;
4 }+ E9 F1 e# i+ Z1 n. R6 ~ _ until <condition>;( D. i Z9 i1 J/ s
(4) for <condition> to <condition> loop: @ q3 \8 K( N4 H- q
<statement sequence1>;
3 u6 N$ \! _$ k k, q next;# L5 s" F& t1 ^
3中断语句. H* u4 G! u/ E, b
waituntil <condition> prio <integer expression>;
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% G; x( q! A E* b& O以上为常用的函数！/ t! a0 X4 H7 z
还有很多，如有需要我把资料发到你邮箱里
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