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发表于 2012-11-13 08:48:12
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1判断语句
2 n6 Y$ T" P6 R, J9 @ K if <condition> then. b4 W* T5 |5 c! c
<statement sequence1>;7 X; p" j4 M2 N
elseif <condition> then7 e! O8 y4 b6 \& N* P6 Q
<statement sequence2>;
7 {9 n- P2 p: X/ @4 u else
( \& n/ r- G: U+ r! L <statement sequence3>;
8 `9 _+ ~) G8 r! g7 U end;
% v+ P2 B% O; q ?如果分支比较多，用：" h8 O- M* U- A5 b# r+ b
inspect <expression>
3 U4 N6 b- C/ N: b when <constant_list> then
& r( ^: M0 H7 q3 s$ I8 P; n <statement sequence1>;/ b8 M0 X( s0 W
when <constant_list> then# ?- k8 t, i) P) {/ {8 T" ~' v
<statement sequence2>;
z$ D- w& E3 ?3 n3 h) s ...
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<statement sequence3>;8 }* O' H4 @0 y2 ]8 K$ A6 i6 W& M4 a# S
end;1 E5 `3 [! j/ l/ }
8 J$ g k1 u! v o$ o- l2循环语句
: M+ j0 h! I! L8 ~; q/ F' |+ n6 r (1) from <statement sequence1>
& h/ g R$ { U* y until <condition> loop
# r. n3 D2 X5 M* | <statement sequence2>;) _; ?3 R% Q! {! `5 A5 B
end;
4 J, [3 F0 Z& v1 L+ x9 M (2) while <condition> loop: M. {- t H- Y
<statement sequence1>;
: ?) l& m# o, ]6 E+ R8 ^4 J" o end;* y1 _$ n8 L3 O" K) y
(3) repeat
1 \0 M. }& G! d1 i- D <statement sequence1>;8 Q4 Q( S" ]4 T" g9 r# k
until <condition>;
9 _) n4 M: [: i/ i+ X2 k (4) for <condition> to <condition> loop7 z7 l9 u9 r, K3 \
<statement sequence1>;8 m4 H _- |4 H# X+ z( e- m* H+ i0 U
next;) B3 T! L% V5 L2 \( ]8 i$ j( H5 G$ n
3中断语句: Z2 b) ]8 c' M" ~3 l( B" n
waituntil <condition> prio <integer expression>;2 O2 K- t: H) C4 ~ q! l
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以上为常用的函数！
; I1 w2 Z) b/ F7 W# l3 r- X还有很多，如有需要我把资料发到你邮箱里
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