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发表于 2012-11-13 08:48:12
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1判断语句% X* }1 |9 G6 Y" u5 M5 Z
if <condition> then
9 s) y" _# \+ T/ A4 Z1 B <statement sequence1>;
9 e8 c0 e0 y8 M% S, y elseif <condition> then
9 {( ^6 i# [& r' R) b <statement sequence2>;( }2 e- z; [* L' r( h
else ( b, Z( Q7 m8 @" a
<statement sequence3>;
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如果分支比较多，用：
2 _( K: ?% I) x% A) A inspect <expression>2 E ~! f3 L4 Q6 I8 _
when <constant_list> then9 t7 H6 M- [5 n
<statement sequence1>;
1 j' u9 |! ^5 ?$ @" q& \ when <constant_list> then
8 D: N R* v4 x" ^5 ^ <statement sequence2>;
% O1 s1 @3 w- P F4 N, ]- }' K ...
/ ^+ H4 \5 ^; B+ ^ else
% K0 R7 e& U) G <statement sequence3>;6 J: Y' ^( w' G+ a; n
end;
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, H! u% `6 i* f" Y2 l2循环语句
7 [; E7 V2 c( O" M! V8 c7 z& I (1) from <statement sequence1>
. K" i; {; d, R% L; T until <condition> loop
: C- U6 e( d* h1 O1 M/ n <statement sequence2>;$ S2 T6 J5 C# m& D/ }
end;% [. Z9 [, i/ O
(2) while <condition> loop1 |- L( y u& Q! O, W& m
<statement sequence1>;; i% ~" j3 P: L' m& R6 G
end;
7 ]5 h; I0 O, N/ c (3) repeat
8 j, ?$ Y' O: m <statement sequence1>;
: @0 Q1 ~5 r/ \7 t7 X until <condition>;& W8 T$ P# `* K' j3 e! S
(4) for <condition> to <condition> loop
9 u8 m) `3 t2 ^7 [) j3 Y <statement sequence1>;" w) x: q- b: z5 c( I) \# b' c
next;
. i3 I" e R( H9 q3中断语句 `1 e+ @& s/ G f
waituntil <condition> prio <integer expression>;
: r f m0 { {# X. l5 \5 w, X% g/ G( I# x, V
" z3 T8 ]& g' f; K( |以上为常用的函数！% D8 z+ l& P, ]* r1 ^% m+ ~
还有很多，如有需要我把资料发到你邮箱里
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