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发表于 2012-11-13 08:48:12
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1判断语句$ k; D5 G6 j. p2 _
if <condition> then3 T3 s' _, m) e6 A
<statement sequence1>;2 V- K" Q6 ?. o, v4 R o+ R
elseif <condition> then' t. W6 r- R! A- n" P m
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：
) @* t! I+ P; b/ q inspect <expression>1 L' w! a4 n k3 j( w) l* Y0 F7 ?/ T' F
when <constant_list> then5 t. l3 j+ y+ l i2 L) y7 T- t9 U
<statement sequence1>;
7 n& c& Y# B; U9 K9 }, a when <constant_list> then8 r) [7 A, X# O: I% Z; ]$ Q
<statement sequence2>;
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else
8 c/ X& c6 H4 [0 K <statement sequence3>;5 B/ R/ R/ k7 E" X
end;" D* c8 ?6 Q1 J! `# G4 _. _
, s6 K- \7 {% E- r3 E- E( W2循环语句9 |8 C6 C" z! E$ V
(1) from <statement sequence1>
+ A, ^& O7 i- x- S' ?! s until <condition> loop, H- U& [8 v! K& A! V
<statement sequence2>;
( z" @- f) E; m! c: c& _ end;
7 U9 r, X% T- P$ G (2) while <condition> loop! z) n% [6 N0 C7 J+ K1 m2 @
<statement sequence1>;5 J9 Y7 z' R( Y; G7 N7 D0 r
end;
# g# s. c, l: l( h0 F4 E) R/ f* _ (3) repeat 3 f# k( p: m4 Z f8 o9 @
<statement sequence1>;
! t% |2 W5 R/ E( } M until <condition>;
4 j7 B% x; I: k7 J) f (4) for <condition> to <condition> loop
' L# ^8 ^& @% j8 m0 e3 B <statement sequence1>;
3 q1 Z. {3 l5 z9 k next;
) y* ^( q; v& E6 N# i3中断语句
4 Y8 a* t" O |% o4 E waituntil <condition> prio <integer expression>;" Z1 b8 `3 ~, f. `
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以上为常用的函数！9 H. r# h# ]- d8 U2 H) w/ X1 s
还有很多，如有需要我把资料发到你邮箱里
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