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发表于 2012-11-13 08:48:12
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1判断语句+ L5 g% _' a( k( d$ u# V+ d3 Q# A
if <condition> then
& L9 b0 P/ n/ N* H <statement sequence1>;
; K; O t/ L5 Z0 N, K5 r elseif <condition> then. ~' X, K/ R- Y4 n3 B) Y8 ^
<statement sequence2>;9 e/ N6 _; f5 L1 d( A9 _* C
else $ a4 ~: q9 e4 g
<statement sequence3>;( o, ^3 R3 j( w0 X2 T) X
end;
' b& `% ^7 u# z2 ~1 O如果分支比较多，用：7 Y h, h% ~7 c4 f6 A m: Q
inspect <expression>: v% i5 u, X$ _4 M0 n/ x4 i* P# r
when <constant_list> then
( M0 H v2 U& n <statement sequence1>;6 e/ _4 O4 }2 p# a9 K* ~, Y+ ^
when <constant_list> then
5 B* p6 [% m& m- t2 O <statement sequence2>;
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else
8 n5 G* J4 E/ E) q <statement sequence3>;+ [1 l# K6 B* Z" ~0 F9 R
end;$ U, @$ d1 n6 G: d! q: p' y! W
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2循环语句& y* e8 r$ F! s5 c
(1) from <statement sequence1>
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<statement sequence2>;& i3 v9 n* ~0 U% c( H/ y* p
end;
* g; b: y4 F% c" P( N (2) while <condition> loop
! ?4 i. E; `, r' f6 s* ~3 F <statement sequence1>;
2 Z7 G* Z& @; n, o6 G# R end;' w8 W: v# y+ o1 ^- h
(3) repeat
T) n* a1 n; c; N$ h, |3 Y <statement sequence1>;4 q" e2 S# H5 M0 Q6 C5 W! B% R- n+ {
until <condition>;
5 E8 h# z2 K' J6 Z; C+ t9 R (4) for <condition> to <condition> loop
+ J* L7 P8 j d4 O6 z9 |+ i <statement sequence1>;
& m; ]* Y& S; j. M) a6 d( v3 c: [ next;1 G( W: ~% N( T. D- ^
3中断语句
' N3 Q K/ w2 G9 P' Y& o ? waituntil <condition> prio <integer expression>;
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6 C; W) D9 S$ ?* A( x- g* K& o以上为常用的函数！% ` `8 G, b* _8 N+ y. ^
还有很多，如有需要我把资料发到你邮箱里
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