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发表于 2012-11-13 08:48:12
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1判断语句0 \, E$ O+ _. \3 u% q' q- K& `
if <condition> then
/ B7 G3 `6 C* k6 T" r+ M* _ <statement sequence1>;
# [7 T/ @9 |/ N& {( l elseif <condition> then
1 F" g% [+ j' K" R& N( v) j: _% y <statement sequence2>;
; E. d* p5 q6 g4 [: i- X0 [6 U% V2 Y, I else
( j2 k$ }% ^; x" T4 X <statement sequence3>;
( P) }, T; g i+ r p end;
! x5 `. k* H! A/ \4 I如果分支比较多，用：: W, B6 o \( H
inspect <expression># x; o: k+ C8 N' K& I8 q6 E7 r$ N
when <constant_list> then2 G; t: O: W4 Y
<statement sequence1>;# _2 l$ y6 d6 E% z
when <constant_list> then9 b4 C9 \3 P% N1 E
<statement sequence2>;7 b D' R' m! G I
...2 i5 t4 @* O! a
else* ]3 p# X$ P; q& g
<statement sequence3>;, A# D$ V7 m3 A2 F( l* R( D
end;. P, L h' X, T! {
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2循环语句
3 R5 S# e. U. @6 M6 z (1) from <statement sequence1>
4 C& P2 w7 [- B9 `, M- j until <condition> loop+ b/ X: `) A/ H+ r+ ?3 Q/ z
<statement sequence2>;& J5 z/ H% k( s# M
end;
' x$ ^# F7 h% z0 H+ ^# D (2) while <condition> loop
% _' Z+ t8 G; ^ <statement sequence1>;
& w$ n$ A1 j/ l) c" k4 }# h1 n6 Z end;4 A3 b- \# L1 u1 }- L
(3) repeat $ {* a w7 O2 C' b5 O8 K
<statement sequence1>;
2 x" x. D, X3 v8 ~" W6 y until <condition>;
/ z5 z4 j: O0 P# T% Z (4) for <condition> to <condition> loop: k2 f2 [4 \ }5 d- [# P0 `% O1 o
<statement sequence1>;
9 W( g6 F/ o9 n) }9 q. f# N next;
6 O5 \( W1 j, S. q3 t" Q: X3 e c3中断语句, J% g/ ]. A# K" W4 G$ }
waituntil <condition> prio <integer expression>;, l) a/ g/ z3 j, |7 q1 N. A
( O+ k6 S2 v0 L2 C# A- q7 T& o
) K; P. ]/ }* y以上为常用的函数！+ W( i5 l$ s7 \: Z% x: ]
还有很多，如有需要我把资料发到你邮箱里 : J& W, e8 [! p- {" A
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