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发表于 2012-11-13 08:48:12
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1判断语句% l8 ]( A% c1 }! J( z
if <condition> then
; {+ X2 p+ n- T" |2 l5 G <statement sequence1>;
9 u: c! S' y' V/ o! j- |) T. f [ elseif <condition> then6 V. G( P2 d, Q2 L0 \
<statement sequence2>;
: u/ h7 }" B+ E" G. c& J else
5 {' X# M% m+ J) o7 d <statement sequence3>;' R: s( L! M4 `- @ z: ]4 e
end;
9 b5 {7 t1 \# j0 V5 \4 N3 m- Y如果分支比较多，用：1 D( f y" z) T2 u1 W# o" b
inspect <expression>
. X' A6 T7 @0 `; ~/ k9 S3 M! V when <constant_list> then
" ~' I5 g2 O3 o4 A! N1 ] <statement sequence1>;! P! H* O, r" A+ e
when <constant_list> then) R1 H J6 N6 P0 r3 v
<statement sequence2>;
9 |- t6 n! R& Q( U ...
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<statement sequence3>;
6 I& O: R/ P$ b% t# [ L9 jend;( K% n7 X" x+ `( ?6 y
* \ X- |8 A7 U2 @; N, b2循环语句
. y2 R6 c8 h5 N2 T. U$ e1 z& e (1) from <statement sequence1>
2 ~' N7 N9 i+ e; ]# x& G5 j until <condition> loop
, [, m7 S! l1 U0 B; {; S& \ <statement sequence2>;9 U% b" O3 w4 W5 c
end;1 S# D. L( m4 L( Z' W
(2) while <condition> loop0 l( q) y$ s2 h3 M5 v$ @
<statement sequence1>;; o8 s2 u- T- e( j& S x
end;
8 ?1 k2 w3 F% L2 u5 [* w (3) repeat 9 r- j. }6 b3 p; O. L/ s6 c3 R
<statement sequence1>;" ^5 n1 p$ ~( o9 p( z2 t
until <condition>;
W) o' A, J: ] (4) for <condition> to <condition> loop
" |. z* l9 b1 o) y <statement sequence1>;0 Y5 @7 x9 |, i3 [/ H
next;
* t. _7 ~6 z' C" ]! y, z& `3中断语句* q. g% o( [1 K" y1 v
waituntil <condition> prio <integer expression>;' S% \/ j: k" ?% C
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以上为常用的函数！
+ ^) x3 V2 c ^. Z+ r还有很多，如有需要我把资料发到你邮箱里
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