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发表于 2012-11-13 08:48:12
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1判断语句
3 l8 H }! H6 S4 f& M if <condition> then
) w' J/ j5 o& @* O H4 `9 q9 O* c <statement sequence1>;9 V4 i8 y. d, p& ?" V9 q7 v, g
elseif <condition> then- \4 a0 l9 s7 r" J# I* Z; z! \
<statement sequence2>;
~3 r! P( D' t+ |% ]- T else
* I9 c4 Y8 @. }; B) j <statement sequence3>;
/ b# S: C8 E# b. t g- t end;. u f# [# `+ U# \
如果分支比较多，用：, ^) F; t: F8 I3 W* {) R
inspect <expression>& x5 X5 I p3 @( j$ K
when <constant_list> then
# Q. ~! Q& |) i <statement sequence1>;
, o" C$ U7 W& c7 N' s8 `2 R2 N/ e$ d when <constant_list> then! x" k/ J6 [7 Q7 [1 `
<statement sequence2>;( S+ f! R3 [) ~" r. a
...5 ]* G& H1 n0 Y8 f& k% {
else
6 @# w9 ?8 F" Q, s9 U <statement sequence3>;8 F' Z; {: i/ P1 A0 I3 k$ V2 N
end;# K* z; g0 }/ S! o% B
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2循环语句. r4 I$ w6 r: y/ H8 Q
(1) from <statement sequence1>, i. \# b, |+ g9 o, |; p0 x
until <condition> loop
& b q5 l+ T1 q- P <statement sequence2>;% y* Y! a( M* E8 a2 `- s! ]
end;, _% |: ?. c& K3 B& k% Q
(2) while <condition> loop1 r0 e7 Q1 a9 y: |" Z9 e4 S* D
<statement sequence1>;
' z% T6 F/ ^# g _+ [6 A4 O end;4 n6 s6 I& {3 \/ q
(3) repeat 2 v+ t3 Q w5 f. p" p- x7 J# F1 f
<statement sequence1>;; m9 @ X( l2 z" ?% t" `6 Q
until <condition>;/ d" j* U+ I5 G# C7 p) a. u# t
(4) for <condition> to <condition> loop5 w1 E8 o2 [7 x
<statement sequence1>;7 @- W" f$ z. c) Q0 |; p7 R2 |
next;2 N. U {- o9 \
3中断语句8 E: @9 a5 d# \/ {- }
waituntil <condition> prio <integer expression>;
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以上为常用的函数！' s5 X5 @# i. T
还有很多，如有需要我把资料发到你邮箱里
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