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发表于 2012-11-13 08:48:12
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1判断语句2 K, s6 C+ D# f W0 d- T$ F
if <condition> then+ J1 c; r; s: g7 W @! t# U
<statement sequence1>;- l0 S$ a: }0 N5 e2 w
elseif <condition> then8 K( s" d0 x# d s- Z9 m7 o, ~+ g
<statement sequence2>;- [" W- L+ l- A, t% Q% V9 `* m
else ( o v1 v; X' f/ s; H5 g
<statement sequence3>;5 w9 ]1 B9 G! ~+ j: A
end;
7 X( M; ~% y+ D* j1 I* ?如果分支比较多，用：" r9 } }/ n* t! a$ h' ?& h8 s
inspect <expression>
$ p; n9 a& {5 n5 z5 ~ when <constant_list> then
1 U! A2 g& c8 X* w: ^ <statement sequence1>;5 z' d2 j" Z$ L" `% B1 |# j% r
when <constant_list> then
7 r/ i/ d b. Z4 u) y; m$ J+ [7 i9 t- d <statement sequence2>;
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else
% F L T* _6 [5 W3 ` <statement sequence3>;+ g. V3 `0 _1 b2 `" t" Z% s
end;* _" D+ f, j. ~5 V
3 P# S5 H& c( i( H2 t" ~, u& r2 A5 ^2循环语句
' e$ Z3 |# o4 ?5 s (1) from <statement sequence1>
6 V% Z b' t1 c. H# ~ until <condition> loop' S, D1 Q- E2 |7 y0 J
<statement sequence2>;5 G4 _+ T+ @: x$ z8 D1 G
end;
% n- }' P# k& f! N4 Y# N' Q (2) while <condition> loop
0 J6 W: p5 f# Z" o2 C: S, N" a6 j+ t <statement sequence1>;
$ k) N* f$ y3 w& t2 { end;
& s- n' t8 t5 l: S! F+ h (3) repeat
6 U2 d4 ^0 C- |3 Y <statement sequence1>;
% ~3 A4 F: N( B5 X' u until <condition>;
/ m" [" ^1 z6 H (4) for <condition> to <condition> loop7 K1 `: O. Q% K# O4 |: A# s
<statement sequence1>; b7 h: @8 J/ Z2 k- { `. H! u
next;5 U- }3 ~+ d! [% A
3中断语句
+ u9 g3 _# w* ?: k% w; f- r waituntil <condition> prio <integer expression>;
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以上为常用的函数！, A: m2 W5 g1 _
还有很多，如有需要我把资料发到你邮箱里
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