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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
$ g1 ]- C% Z8 A- m; G if <condition> then
S. h; H8 f+ O8 N3 [ <statement sequence1>;0 Q3 y3 t0 A( O' m
elseif <condition> then! ?; G! `* w8 p- I( l3 f3 C( B
<statement sequence2>;) U1 H# P& W6 I# S
else
( U9 B* g2 t }' Z* [ <statement sequence3>;
X. y& W7 u X- s! Q5 N* d end;
" r9 S5 s2 b5 P# [如果分支比较多，用：+ v- J7 Z; q9 Z# p; r
inspect <expression>
: U0 I3 z4 F8 ~& o7 u when <constant_list> then! O! M1 a1 ~& @
<statement sequence1>;
r: a9 Z* Z! \9 J$ B when <constant_list> then+ { q& P4 E9 ~1 i/ c
<statement sequence2>;: j+ b, T+ A+ ^9 ~, U H# z
...6 ^7 F) ?/ a* C
else9 a. q4 c& O. q t
<statement sequence3>;! ^& ]/ f4 D+ n, X, W% I
end;7 z/ p2 i) e8 F1 j6 `+ g
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2循环语句
1 g4 ^5 L6 Y- e% w (1) from <statement sequence1>
6 v9 z* A" z% R% A" G: Y until <condition> loop0 C7 B I4 D( k8 s8 O* Z
<statement sequence2>;5 g" u! b( ]& r) \+ F
end;
2 _+ t' g& L! f, d8 P (2) while <condition> loop/ I4 t& u8 x5 G3 ~% C# d
<statement sequence1>;1 K8 G8 l- ~3 y; Y" {7 K4 n
end;4 t' @8 D9 w% K. m( @0 s
(3) repeat & @. @! z$ E" n8 f) `7 w
<statement sequence1>;
7 k* g- U$ U* L( s/ z; b$ H$ p0 D until <condition>;$ F' _8 b( Y1 S+ M: A5 `5 P5 ?
(4) for <condition> to <condition> loop
% I3 J& P X' \$ G% j6 B/ a0 U <statement sequence1>;6 `& G, O8 o4 e8 B
next;
- {$ T2 ~6 K) p- J3中断语句# o* O3 }! ^" o* T# I2 T3 k
waituntil <condition> prio <integer expression>;& v4 R4 _+ d2 u/ B) j& D# V" s4 y z
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以上为常用的函数！: U9 q/ r+ P" Y: V
还有很多，如有需要我把资料发到你邮箱里
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