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发表于 2012-11-13 08:48:12
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1判断语句( f0 `1 M9 W% {; m/ r
if <condition> then7 H9 L! I! r( z" X
<statement sequence1>;, X9 \4 p- T" ^3 P) c/ G
elseif <condition> then2 l3 V: m1 }9 ?' i8 W7 [
<statement sequence2>;3 z3 w$ M; U$ p4 P1 W3 y5 A/ E. N4 B
else " k" z) g+ d4 [! b& U' ^" j
<statement sequence3>;" {7 [+ c/ C' o% F' C6 l9 u
end;; ^6 v+ w7 o/ ]: c7 `: c1 u) T- ^$ P" q
如果分支比较多，用：6 y" ?7 K7 ~9 G( Z
inspect <expression>
8 W; v6 ?. V4 }9 ?9 p when <constant_list> then
, {% x8 b2 _$ `; r" F <statement sequence1>;- J' E5 I& @' Z9 C3 a
when <constant_list> then
2 L. u' Q. L: v: ~) Q <statement sequence2>;! f" S# ?3 Z$ E" U. e) i
...# |8 I( T1 ?, H- L
else1 p8 Y( Y$ c4 R
<statement sequence3>;- K) F, ^) J8 G# u& D( d- b$ \
end;( G$ `3 F# e7 l& l9 x' @
6 U$ ?* Y0 Z& Y; ?% C# X# h2循环语句
2 b) z% E" ^+ C (1) from <statement sequence1>
( S! y" E) p* y% \% ] until <condition> loop
+ Y( c) k. Q% f9 L1 t# d3 \; B5 t <statement sequence2>;' H$ o5 f& \# [9 t+ ^ S. N
end;
% A% y) F r' w7 z (2) while <condition> loop
`0 \7 S- P% n& g$ ?# n( `( ~ <statement sequence1>;$ p) F4 H- a6 k/ @
end;& L) ] I" g9 {. b
(3) repeat & \* A8 j7 e$ a# M! L
<statement sequence1>;
* _9 g- j# G' B7 M* a: X2 o0 \ until <condition>;
" a3 G0 C' T) x. B (4) for <condition> to <condition> loop- V+ Y0 y v7 T9 J* e' b
<statement sequence1>;
+ @! H0 `9 n! ^ next;
( E9 o: C# [- J6 Q: o: k L6 d3中断语句3 o) k4 R8 q' K* D! R& B
waituntil <condition> prio <integer expression>;
- f* ]+ J& ~ B2 A, B6 V; s" b
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以上为常用的函数！
F! B# ? x/ Z4 t3 ]+ O* j还有很多，如有需要我把资料发到你邮箱里
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