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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
& K9 i- y$ A' y! u if <condition> then
* s& j% j9 P C- N w <statement sequence1>;
3 T' e. i. u2 X* i& E i$ u elseif <condition> then5 o1 i& j+ M! [4 A- T/ {
<statement sequence2>;
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<statement sequence3>;8 j' p) R: W) [! G
end;
6 X7 H6 `; ?, ^( t. r' h如果分支比较多，用：
* z% m: r4 L* G3 N% |2 L& w; { inspect <expression>* Q4 C- _8 K2 l
when <constant_list> then
( ?5 O# O$ @" F( \ <statement sequence1>;3 w$ c: X$ }5 I# K
when <constant_list> then
) a! u2 i0 u9 S9 E <statement sequence2>;
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else
' r/ J: ^. t* n6 a& _7 e* t! V <statement sequence3>;
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2循环语句
7 b" X H. F, H6 m" h! `) } (1) from <statement sequence1>( A1 r6 h7 L2 T" ]) s
until <condition> loop% y/ v, {. C! m% K
<statement sequence2>;
; [- ] F. d. {3 X) a. b end;
7 o: j! | Q8 i# y (2) while <condition> loop
: N4 D m- K. l0 b: C& n0 p+ R2 q- K <statement sequence1>;3 @2 v) A- u( e$ X
end;' O- s0 x" i" C; q, m3 W1 u+ W
(3) repeat 1 V8 T+ z! Y. ]' a8 W
<statement sequence1>;( ^$ z* l2 |+ N2 S
until <condition>;
0 Y- w% h6 X9 g- t( k& X0 ^ (4) for <condition> to <condition> loop, D+ C1 ~( c& X0 N) E; C
<statement sequence1>;
' ^5 m% f6 y" Q J8 i next;1 x. r! ?% @2 h) |) V; o
3中断语句5 c1 s2 q0 B( |% J# f
waituntil <condition> prio <integer expression>;
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以上为常用的函数！- T0 L* u8 T8 b$ n5 R& r" q
还有很多，如有需要我把资料发到你邮箱里
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