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发表于 2012-11-13 08:48:12
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1判断语句
7 H7 X2 o% k+ u" J# }. o if <condition> then
' Z G7 a; V$ x! r7 D <statement sequence1>;
q0 [& `# V$ S" F! ]' f) W% | elseif <condition> then0 ]( H, d7 | ?
<statement sequence2>;2 F( _9 G& S7 y0 P! W
else
3 U6 x: V. G! V! x- W0 q <statement sequence3>;
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如果分支比较多，用：0 N6 `0 Y+ V' I; \
inspect <expression>( C; g, O: B4 Y+ E7 @
when <constant_list> then
& q0 f- q7 u! Z u% x <statement sequence1>;
+ B% Y- U `- O, i+ X7 X when <constant_list> then2 m( Z# G$ F* V9 c# \7 g
<statement sequence2>;' t9 l w# p. Q& K
...
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<statement sequence3>;3 l0 W$ F4 W. `# g( J
end;1 {6 n) R9 y* L. L4 V, o0 i0 U
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2循环语句5 Z$ U n- C2 e
(1) from <statement sequence1># ~7 S/ \5 q ]3 h$ C
until <condition> loop
7 N; a7 v: ]7 n9 q7 D* k1 N <statement sequence2>;
- o) M! X! B" p9 _, Y, H end;
' k+ t3 q- ?/ f! u& w9 l (2) while <condition> loop
5 s8 v/ x1 O- y3 K <statement sequence1>;& u" d% s) Z% T, _" z
end;) l# u& ^! r& q4 J9 @
(3) repeat " w& L1 g* {1 |
<statement sequence1>;
7 h! N; j! ]) |- @8 P3 k# B until <condition>;
6 ]" j* @# K& W, y3 H# P1 o) n (4) for <condition> to <condition> loop
( m- I+ _7 V3 f% `( ] t <statement sequence1>;5 |" j/ g C) ]) H4 H1 Q/ \& @
next;) ^# o& p6 H3 y1 y, Q3 {; e
3中断语句" k- L; _/ P" ~: k/ R
waituntil <condition> prio <integer expression>;
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& a! Q! l, X! L7 V C! T以上为常用的函数！
1 g) g8 ^1 T+ k* ?+ w还有很多，如有需要我把资料发到你邮箱里
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