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发表于 2012-11-13 08:48:12
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1判断语句
+ r5 o4 Q; z5 D. o4 \ c7 P if <condition> then: o( R- e6 c# H, B7 q- ~ D
<statement sequence1>;
) V; @! p4 \) R2 ^4 \$ n elseif <condition> then! z% d( q8 k6 j+ p
<statement sequence2>;
3 r6 d- {6 i$ j; E else
# D4 t8 Z/ u$ U+ k5 o7 F0 e1 @, U <statement sequence3>;
; c. {. m# e- J# g end;
+ ^6 C- }% o3 e! m n如果分支比较多，用：
# J+ f3 W+ S5 ?! i: F inspect <expression>
% q+ w T% H' ~( ^ when <constant_list> then
. K" z6 Y7 M5 G4 P1 N& H: { <statement sequence1>;& a( a: ~. g5 F" a
when <constant_list> then
; |, d, D& v0 h5 z; H1 j) ?( u <statement sequence2>;
3 R+ Z. u3 ?% q ...
% \. [; l8 Y1 s8 ?' X/ o else
; ~ w" M. e4 ~" o <statement sequence3>;0 \9 R& C) s$ A$ n
end;3 q& i2 c# b! | w4 T/ e- Q3 Z3 Q1 M5 D
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(1) from <statement sequence1>
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" a% {: f+ ~5 n% c5 ~. j <statement sequence2>;0 n+ m w1 Y( H* ^
end;
7 ^- I7 o4 p- ?8 o" I M& c (2) while <condition> loop0 F! M2 v6 d$ b" \: y' x4 z
<statement sequence1>;
6 a. }) S6 L- r- n end;! U) H y# r1 B/ @8 q
(3) repeat
% y$ p, k5 P" @' | <statement sequence1>;
' @. s7 O0 N: Y) Z- V) u until <condition>;
& d7 F1 t" T; k; q/ w (4) for <condition> to <condition> loop% X6 A! @- H% l) f4 l% x4 B
<statement sequence1>;
3 c; k& Q; W# K, ^4 F next;) B. H, t+ m7 L) S
3中断语句9 H4 L8 x* ]+ O+ B
waituntil <condition> prio <integer expression>;
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以上为常用的函数！" \: |( V3 H6 z, _( a
还有很多，如有需要我把资料发到你邮箱里
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