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发表于 2012-11-13 08:48:12
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1判断语句
4 A$ R0 M0 o0 t% b if <condition> then# N; v1 K( K4 y: v! |5 k) o }
<statement sequence1>; E" ], s) C: Y5 c y/ w6 P2 k
elseif <condition> then
# c+ l) L( ]0 \2 d( K J <statement sequence2>;
$ \; F& i; c; f" v else 4 L& Y8 a3 z/ u/ z. M
<statement sequence3>;
6 o8 Y G+ E/ \$ O* r% p4 p/ _( A end;
3 u2 u, ?$ |. |& m# d3 r+ K如果分支比较多，用：5 |0 Z: o( k1 E6 k/ |
inspect <expression>
6 d* A4 K& H' X, C& h C when <constant_list> then
- I4 Q+ D1 j, O3 |4 I0 `4 t0 j9 o <statement sequence1>;
0 Z' s+ O: A1 g0 ~ when <constant_list> then
) z9 h* C6 e! u4 s1 ^ <statement sequence2>;4 C* M: [3 w/ C- F# a
...; i, H- n8 |0 M5 Q! N: r; x4 z
else- f9 h$ y; u, B) ^' R( X
<statement sequence3>;; w, {! \' C: c
end;& W) G9 O7 D- n Q8 O+ d5 l
; Q; K; ~5 U* j! d2循环语句; Z4 \4 v: O% T
(1) from <statement sequence1>7 X" ]# O" Q0 o% I; V5 b
until <condition> loop; r+ M. B5 ^8 _% T, W# n
<statement sequence2>;
# l7 Q& s! w6 [# I9 t4 a" y, f end;) s. _& r% P3 O7 x8 s
(2) while <condition> loop2 P9 U, C* Y: z" V' `/ U
<statement sequence1>;7 R* k$ C1 V" m, v) w+ {
end;4 g4 r% E- N0 o/ n
(3) repeat
1 s8 Z% I/ `6 _+ T <statement sequence1>;; k4 O4 P* R' ?3 M7 a5 q R2 M
until <condition>;
4 [" l2 H! W3 V( @9 m3 C (4) for <condition> to <condition> loop9 i+ E7 q6 B* E% ]0 {
<statement sequence1>;
. m7 w7 z1 [# o& N% P0 Z next;
8 r+ b+ S) w2 {0 k" H" @3中断语句/ p' i$ f1 z$ K; Y, Z
waituntil <condition> prio <integer expression>;; h: ?6 A- U# W* h6 t' ?+ c) p
8 R' U' J( T; o$ l
0 _5 o" G- @9 K1 q! a
以上为常用的函数！
4 o x- m4 @: v. y/ o: x/ t V还有很多，如有需要我把资料发到你邮箱里 ! [( K6 m' P' y. X7 m
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8 J0 O* A% {2 A/ ~3 `; k v: p ?
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