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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
" x# K+ ?8 Y; @3 s& s8 g, t4 [ if <condition> then
4 J U2 b5 i0 {7 O. e! @ <statement sequence1>;
4 a' Q7 ~3 n, |+ Q4 ^ K0 } elseif <condition> then% X+ r5 Z2 w5 Z# e8 \
<statement sequence2>; `; D9 o1 |9 g: ^, G
else
: F# h2 t2 D7 I4 W <statement sequence3>;
3 d1 |9 R1 J0 w+ W) `: U% I& Y end;( ~ D3 \* }3 t
如果分支比较多，用：
; }0 {* H5 ` {% ~' R: N inspect <expression>2 L4 R% w% T, ?. d, z3 \
when <constant_list> then9 O1 L. N5 U# C# q9 _( q
<statement sequence1>;% K4 l7 d& D2 c5 u3 T/ f
when <constant_list> then
. f* Y! p* I4 c, Q3 d% K <statement sequence2>;7 s/ D* z2 ~( [3 D. D3 p( l9 q+ I
...4 i; H6 f! m" m
else
' ]$ C* q, Q. n1 r <statement sequence3>;* I5 G- r4 k0 P- D
end;
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2循环语句* ?" o& R0 c9 O9 A* y5 E
(1) from <statement sequence1>8 v) ] h# U+ @" E
until <condition> loop: d5 T% n+ O/ ]* N9 Z3 M
<statement sequence2>;
) D: L' {& l* O- E& v8 G w- ~& I end;
3 i$ j) ?! ^" E0 j) [ (2) while <condition> loop
0 ^5 [& W* U& M+ ?. b4 ]& w6 X4 ~ <statement sequence1>;
6 L- ^2 ?) U. W( i% J end;1 C# b6 X& I! W1 B9 w$ M
(3) repeat
6 U& h7 r8 X- w+ p <statement sequence1>;1 a2 F9 Q" P& w4 R
until <condition>;4 C# |) {( _" q2 C- F" \5 _
(4) for <condition> to <condition> loop
, S: N2 x. @6 f+ u! _6 z6 c( ~ <statement sequence1>;
$ J* [& P _) P next;. v0 u* }+ o; e
3中断语句% n2 b. w: ~' z( n
waituntil <condition> prio <integer expression>;
4 p& ]4 e+ {: O, G* |9 {
: U4 T2 I2 [, k! r
! p7 Z4 m$ k* d) W% M以上为常用的函数！
3 N+ Y' ~: e" E7 v$ Y2 C! o$ W还有很多，如有需要我把资料发到你邮箱里 - e, ~" W& i& t8 G) | x
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