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发表于 2012-11-13 08:48:12
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1判断语句5 c) z* e% K- C) T% e5 s
if <condition> then3 [/ |. x) H7 O: D% `4 N" n$ _9 j
<statement sequence1>;: d' b3 T7 q- P: F& E. L! U
elseif <condition> then" y. f3 F0 }' L* Q
<statement sequence2>;
l, F$ r* H2 d( L7 `& v+ F N& t else
2 u- H7 N; B2 b- y+ ~) k: d <statement sequence3>;9 Y( `& P% V. W" u
end;8 k6 |! ?. j7 P/ W4 @: B( u9 P
如果分支比较多，用：* r Z1 m7 I( c; e& ~8 i( M
inspect <expression>
1 V1 B, b0 y, d( U4 | when <constant_list> then) l5 A% G* \% w: p- Q: S" l' c8 B( ^
<statement sequence1>;7 D* o- ^( g+ Z! F3 {( D% s6 Q
when <constant_list> then5 R, H5 @- z- h' R$ Z
<statement sequence2>;2 `: h O8 X4 N* O, k9 g! S* E# i
...3 ]$ Z1 }( K4 t; K5 o! X
else: f8 Z- c3 U+ T' v$ s
<statement sequence3>;
" f) n! C, }" Yend;
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9 b, p) w( ]5 q7 ], s2循环语句
+ L6 _+ d6 G& z8 _& e' N (1) from <statement sequence1>' b( n4 K% V9 E
until <condition> loop+ G; J8 s( ~: q9 b5 |
<statement sequence2>;. i; E- O3 _ _
end; j* m! X7 Z+ i5 p# f7 n
(2) while <condition> loop
. w: r/ W9 M. E* w: X+ {( H <statement sequence1>;
9 r+ n+ d Z: e: t' l end;
+ C+ E/ d% b3 i1 E1 L* U (3) repeat
/ A7 s+ E5 x4 R v4 @ <statement sequence1>;$ g) S6 M( Q7 G0 }/ y) [$ p
until <condition>;
5 [2 Q# K) A9 E% M; ]! ^ (4) for <condition> to <condition> loop
9 i1 G. ~, l) j0 ^& v <statement sequence1>;
! N, x2 i1 ~/ t) X next;. I6 i& Y0 b7 z6 B- v6 z4 u: w8 Q
3中断语句( i& n5 g; L! O% U% \/ k
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
1 b! ^5 R$ S* P3 O3 p2 [$ F% x还有很多，如有需要我把资料发到你邮箱里
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