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发表于 2012-11-13 08:48:12
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1判断语句
, d+ @3 \+ F# [$ M! \' y5 e if <condition> then [ N/ g7 p' w2 f7 \0 g
<statement sequence1>; x! r, N- `1 {' O" h( ~; u
elseif <condition> then
9 n, G M/ Q ]$ f1 M <statement sequence2>;4 ~) n0 S* F/ E; R' c
else
5 q5 E, Z% F- M. y" V( Z <statement sequence3>;& ]4 `# J! i: y
end;
" _9 s+ k" ~* Z1 \& _如果分支比较多，用：
& R/ F4 x L; H# [/ t inspect <expression>
$ ^- P# w6 `; p$ u# ^+ M when <constant_list> then
) [2 |, J E: {& U9 w <statement sequence1>;% g0 @% {7 u6 n& e* c
when <constant_list> then6 U3 B y' \- u% n
<statement sequence2>;' t6 L' l" ]2 F* ]; ~2 r& \
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else
7 Y. T6 N; ]/ @8 A9 d8 n+ r6 e <statement sequence3>;. Y, Y/ I5 n, w; ^2 b
end;
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2循环语句5 z, f4 P8 n5 B# v/ Y6 x! f( @
(1) from <statement sequence1>
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<statement sequence2>;
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(2) while <condition> loop
! B% q8 L6 M! [ <statement sequence1>;+ p# p( C7 t1 W: ~1 X
end;
% r7 w# W/ N4 x7 `$ } (3) repeat ' m: [+ x" F! E+ B/ I
<statement sequence1>;' F6 D k3 e9 J
until <condition>;( c& ^% n' V4 |8 n/ N& f
(4) for <condition> to <condition> loop
2 G* `( L- W5 @3 K7 L9 D <statement sequence1>;
5 J' L s b' S. {( D, H next;
0 L) V3 ] T! i/ f; A% q3中断语句
& B4 g* p3 b9 l' w" I# J4 ` waituntil <condition> prio <integer expression>;
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! v2 K9 ~/ E5 _7 a1 Z以上为常用的函数！
" A. Z' f' d7 P* X" X# V2 Q还有很多，如有需要我把资料发到你邮箱里
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