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发表于 2012-11-13 08:48:12
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1判断语句
" i, q' h& k5 _; O9 `4 Z) R if <condition> then. N; ]/ K) V | l. {$ I4 ]$ Y
<statement sequence1>;
; J' f$ Q( N. F: t1 J- } elseif <condition> then
! \# V( O; |" I/ A% X <statement sequence2>;7 Y( l$ Y Z* y4 E8 E
else 6 f, E8 p& V9 k/ w3 w
<statement sequence3>;' Y5 V* N1 `6 x; L. {5 H
end;' E8 F4 r: J1 ~
如果分支比较多，用：
" A6 ` J3 _! b inspect <expression>
& _2 S9 z" X, D1 l+ X& F1 ^( } when <constant_list> then
/ Y& M9 v' r& ]: }% W8 b <statement sequence1>;; x+ F0 D; G; R% @6 J
when <constant_list> then6 [1 M0 u/ _" q. w' |
<statement sequence2>;8 K4 p/ h8 \/ t0 \; @& M% v+ \
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else* C- X% w8 j" r9 Z- V" A/ t
<statement sequence3>;
5 V- ?6 i0 D9 ]6 P& I5 ^1 Mend;
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2循环语句- @/ Y0 G4 l$ R& l- j3 N
(1) from <statement sequence1>
/ H( u7 ], i" L+ x- U+ T8 r until <condition> loop
4 _, X8 a9 [& ? <statement sequence2>;1 ~ _% r9 P! w0 a0 r
end;
- v7 _/ O; L+ t8 i* G. |, A# u (2) while <condition> loop# }- o9 N0 c$ z/ M8 |+ {
<statement sequence1>;
9 s; s/ g2 C1 K) X8 \6 z end;
* I: A9 V" U9 l (3) repeat ( h$ {3 }# ]! M, P
<statement sequence1>;
, v3 o3 G, X- K until <condition>;
" E, J! C& t, r' N) S" i, {. f (4) for <condition> to <condition> loop& @$ [8 I; q- m2 I( g& ?8 L
<statement sequence1>;7 ^4 \* l+ [# B/ ]: s- g
next;
% @* G9 O! U4 K% X: b6 @3中断语句
+ E) Y1 h% ]3 Z9 r waituntil <condition> prio <integer expression>;
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, F' N: S3 d8 m$ A b& h以上为常用的函数！, r- |* M- r4 M3 C; }
还有很多，如有需要我把资料发到你邮箱里
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