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发表于 2012-11-13 08:48:12
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1判断语句& |9 }; e; _0 W7 }2 G2 Z
if <condition> then
% [! r9 P5 X8 w$ Q3 u <statement sequence1>;7 g/ t0 d5 s; [' h- R* J
elseif <condition> then4 p& O. i0 ?/ A( D8 {
<statement sequence2>; Z; S! D. U% v( R1 f
else - T; Q& }$ q2 r( H$ \
<statement sequence3>;4 W8 G) d' c! _6 ]( y% K
end;8 L+ E. o( l5 S' q( n
如果分支比较多，用：9 L& N6 o& Q: I4 w1 _
inspect <expression>( Z# l' D. K5 U6 u9 \
when <constant_list> then2 f8 p$ h: A5 r! [ V' ^
<statement sequence1>; h/ ]% g5 k" Y6 j
when <constant_list> then
4 Z* }2 P; f' p. t! ? <statement sequence2>;
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else
0 g4 l7 E' u9 e% }. ~ <statement sequence3>;3 o" s; X$ h/ H% R' a; P2 r( Y% Z
end;
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2循环语句
' X, `% e/ k' u! X6 @0 L' ~- N (1) from <statement sequence1>" h3 d, }* z- ]; U8 @6 ?& O
until <condition> loop! m3 T$ t) \0 {4 j4 a' y1 G5 @& \
<statement sequence2>;! C2 Y V/ u4 d: j
end; A# b+ u7 L {4 i8 G6 V
(2) while <condition> loop
, h+ ~8 [; i1 n5 f3 O <statement sequence1>;' y, S0 J. t: q* D* j. V2 G
end;4 t3 \" c4 z' g% |
(3) repeat 3 B" |& T. b: z o, m
<statement sequence1>;
4 {7 `+ r3 g7 y7 y' p+ [' B: t until <condition>;
. o! C+ V. e9 S (4) for <condition> to <condition> loop( o! g( _/ N1 a
<statement sequence1>;
' n" q/ D2 o& H# P9 i# w; Y next;( x" Q6 B" s: W/ |
3中断语句
: ~0 q; C) J$ g2 f3 D. `. C waituntil <condition> prio <integer expression>;
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& S* i: P1 X) [) i以上为常用的函数！6 Z; D9 E; k9 H" `6 u- x
还有很多，如有需要我把资料发到你邮箱里
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