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发表于 2012-11-13 08:48:12
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1判断语句3 l; h3 X* y6 R1 f/ B
if <condition> then
( \ Z" j. F# | <statement sequence1>;9 S; W9 a2 T9 t7 @# c# j6 Z# x
elseif <condition> then
5 @- g f1 t7 m <statement sequence2>;7 p# [7 P9 g# R5 h% K3 h
else
5 Q% }9 H- |1 b7 ?# V <statement sequence3>; r* f3 Z# h& W8 u, ]- l7 R
end;
; k# l" l( t' j1 o如果分支比较多，用：7 `& w" ^% n6 V
inspect <expression>) G& u7 _( O- U
when <constant_list> then
' r, o) K3 ?2 q3 w" m& X x2 k. d <statement sequence1>;
- t1 i# h: W) ^6 \# o d2 D when <constant_list> then9 V7 ]$ ~. t/ [0 |
<statement sequence2>;
% W2 K' W# ?" @: @6 |% O ...
( |9 D P0 N; ? else
- f& r$ L8 H$ }' I0 }# v* ] <statement sequence3>;+ D5 P0 |4 U* X8 E. |' w* C, `
end;
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+ A0 Y+ r" T1 F2 L6 j/ W2循环语句: D0 w W8 T+ M8 P+ v' ?, j- m
(1) from <statement sequence1>
$ F# [4 ?6 {7 m; v until <condition> loop
2 s( B- u# E8 c( X% M# u6 B <statement sequence2>;
3 ^% Q! D/ i. E3 d; K8 F* e: T4 M# W end;
( F1 P7 p. c/ w! H( c8 k (2) while <condition> loop! H/ F# o7 Z1 S0 L# K) ?7 ^
<statement sequence1>;
3 U, e) @& F4 b: k end;, w% u/ L6 |! V1 F
(3) repeat 8 R1 M$ G6 Y* i7 `7 }& o
<statement sequence1>;0 E# a! q c5 h; R9 a& ^
until <condition>;
0 | F2 F \: [& A% J L% } (4) for <condition> to <condition> loop
2 I7 ^" p/ s! A3 m) e <statement sequence1>;( Z1 ?% l. g% ~& C* F6 [
next;7 x6 D5 r# A: @8 z' b/ v. v
3中断语句! i0 s8 w2 Z2 T+ }
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
# T* d' y* {2 O- g1 w还有很多，如有需要我把资料发到你邮箱里
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