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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
/ y7 u' n& c# O& u0 v- | if <condition> then# ^6 F6 x; m Y
<statement sequence1>;* R( V7 d+ a1 k
elseif <condition> then+ B3 n3 {) ~4 K% j
<statement sequence2>;8 w B4 x8 k$ D- @4 [" f3 q6 ~
else ' y! F1 i2 F; | J" `, G
<statement sequence3>;
& A8 x8 N+ V6 s& ~ end;
3 j$ {. K! l4 T/ ^9 ^如果分支比较多，用：( U+ f8 A+ j; q3 W- l7 O
inspect <expression>
6 B. W3 I* A- ~& f when <constant_list> then9 j$ {$ N, {6 Q/ V6 _+ \
<statement sequence1>;9 \, A" @4 Z+ v, d
when <constant_list> then
8 c T. ?/ d; @% j6 I <statement sequence2>;
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else6 e4 D2 J h0 h
<statement sequence3>;6 @: I- c# _3 t! |
end;
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2循环语句
. Z5 m5 b T' A* j) u! M$ Z O5 I* L (1) from <statement sequence1>
: Y1 {7 }3 n% \' p until <condition> loop
6 {, M5 R' a! Z8 u9 ? <statement sequence2>;. V/ I7 B3 Z3 V! g7 u8 O. b F
end;0 J; `9 [) w+ q
(2) while <condition> loop
$ \' A/ M/ U2 \% r" Q9 R2 b <statement sequence1>;- `' X- N2 {2 {8 g! N" V7 ^
end;/ l* S2 l. ]2 `2 ?% y
(3) repeat
2 ` z8 e0 `, _, ?( D6 w6 Q9 K <statement sequence1>;: B; D7 R+ |! z. h! u; q0 k
until <condition>;) X: i. D- A3 z7 v
(4) for <condition> to <condition> loop
6 f& y6 C. s$ k' }" J3 z) w- j3 u! o <statement sequence1>;
4 O* ^( O: U3 a5 |; x) i2 z$ ] next;! e$ n5 g; s( X0 }
3中断语句
& V, f0 [( x- q waituntil <condition> prio <integer expression>;% s, ^4 i) \1 z$ h. W
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以上为常用的函数！2 ~6 E2 o; t4 i% ~, K& M# W: m F
还有很多，如有需要我把资料发到你邮箱里
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