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发表于 2012-11-13 08:48:12
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1判断语句* Q+ \/ {9 b6 F( s: G0 A( l
if <condition> then% O% t9 U- v2 p8 ~1 S
<statement sequence1>;0 o8 r+ W7 p9 t4 e5 J. X
elseif <condition> then3 S; L7 X* y' B" u
<statement sequence2>;( e" y& h, l* o$ k. U# t: E6 u
else : ?$ q. K. P8 D% B$ E, _/ D7 F
<statement sequence3>;- i1 j) p5 {+ Y4 S
end;
2 L" {& a& z2 a2 H如果分支比较多，用：5 H7 {4 j* T) M3 A( c8 Q
inspect <expression>) i6 g; Y6 j7 ^
when <constant_list> then! W9 K; y, u$ d1 q; X
<statement sequence1>;1 o' Z1 l2 M8 d* m! j' c1 Z
when <constant_list> then
# a+ x& Q3 r- c I <statement sequence2>;
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else
b7 W" I7 o2 q <statement sequence3>;
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* I# ]& k: f0 N0 w+ A& ~2循环语句* h; f) g3 p+ N
(1) from <statement sequence1>
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" k+ U. D% \. ^: `1 F7 O# r <statement sequence2>;3 ^! j; z5 w, @- D
end;
0 O0 N* v1 T' y6 _0 T7 Y1 p# f% k (2) while <condition> loop% t6 H7 g9 l; L6 g- K& ]
<statement sequence1>; n) \- E2 x# K! n/ `. r4 V
end;
B7 k; O! {" V' K& c4 H7 X% t (3) repeat
( b6 k9 B8 v b! K/ u+ _. S+ A <statement sequence1>;4 s% j% M2 q7 I8 i; D& v
until <condition>;
, ~& `! q' r. t% k" L6 E3 V0 M (4) for <condition> to <condition> loop
/ o5 X- n7 A6 d5 j# Y# H; M <statement sequence1>;6 ]$ U* K* e/ B$ P3 z% y/ g
next;5 h/ ]( B3 [* a: f9 |1 T7 Z
3中断语句
5 V" R& z2 C4 V% O# P waituntil <condition> prio <integer expression>;
) S, p% i& f' k- h4 V5 ^ N1 {% r; V8 G6 h4 D* @: \
: _3 N$ |% r, J$ }6 E/ G以上为常用的函数！
4 V! ^3 b8 e) W/ v5 }- @还有很多，如有需要我把资料发到你邮箱里
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