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发表于 2012-11-13 08:48:12
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1判断语句
w' G8 y( Y& @7 Q5 ~. } if <condition> then/ L; ]3 C" j5 C; \5 V
<statement sequence1>;% W, \% _ O e" d: w
elseif <condition> then
% G- g' x, t9 g( l& B& Q <statement sequence2>;
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<statement sequence3>;
. |: O2 y6 [9 H& ?7 S# O' r# S end;
C$ {& U' K R/ A3 I: _如果分支比较多，用：
2 M: \2 G& m( b4 d' w inspect <expression>: S1 E6 M: S3 x4 i' B
when <constant_list> then
' ^. N+ t1 o/ t( p; n/ K5 k1 |- ` <statement sequence1>;7 C. y( Q# N' s/ R# x
when <constant_list> then
2 T" l- p, x* i1 P. K <statement sequence2>;
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else
5 _5 X. v7 V' a6 m7 i <statement sequence3>;
) j D5 v- v0 E1 c. D9 Iend;
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U6 {/ W! O7 t% ?, O2循环语句, ^5 Q z2 J7 G" A k' {
(1) from <statement sequence1>
! D. k4 b: G% ?5 Z2 z( K until <condition> loop# r$ X# b C: T% q h1 E
<statement sequence2>;$ K) ^4 t+ L4 ~0 O
end;
C' Y% H! c7 v, p; `9 K' k (2) while <condition> loop. l/ D3 g; V) C4 }/ Q+ ]7 @3 L3 v5 ~% V
<statement sequence1>;$ [& Y3 ~. t- q Z: Z, X0 W
end;
& g$ e* r. X. j (3) repeat 7 N. F# M; T2 I2 W/ {
<statement sequence1>;5 R4 [7 P% l& O+ }& s
until <condition>;2 `; `; G/ \0 M
(4) for <condition> to <condition> loop0 t$ a9 c4 O" @ B2 ^! H
<statement sequence1>;
# a! R4 P, V( D Z6 S next;
4 S% c0 X1 x) T3中断语句
3 b3 v+ o0 I v" ~# y ]2 [ waituntil <condition> prio <integer expression>;' a$ m0 x6 \, f/ `# v( ~, n$ P0 k/ c
) b: N4 ~9 M \1 m( D. Z# g6 s$ t# @3 V' {
以上为常用的函数！
5 U2 H2 E- P( l" y: O还有很多，如有需要我把资料发到你邮箱里
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