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发表于 2012-11-13 08:48:12
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1判断语句) o* S- h) _7 ?+ W9 r6 p" l
if <condition> then7 h. H4 r O# o0 X: E& K, @% m
<statement sequence1>;
; j3 W9 d/ _6 @6 A elseif <condition> then
% }5 h5 w5 {. k4 J* w <statement sequence2>;, B* v2 A8 e/ g4 n& a& Z# d' C/ G8 h
else
% `3 F( Z8 Z5 I. v: P <statement sequence3>;. V6 \! {+ J% V& |! l. M
end;
- r! ?8 ^0 h; v9 ? Q1 y- x如果分支比较多，用：9 g- z( m( w- d6 K
inspect <expression>& c! t6 x: F" R" E; N
when <constant_list> then
3 g: K* X- _) y# \# d7 z <statement sequence1>;. i: Y7 c3 A3 `/ Y8 t5 z
when <constant_list> then% l; Y) l" ?* \7 B; I& \. a/ l
<statement sequence2>;
- G. z- L: W$ `; z( o ...
8 c/ p/ z# K& ^* I6 Q2 \6 d else- x( e5 C+ x t7 Z
<statement sequence3>;2 s4 T0 `$ {1 k1 O
end;
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2循环语句! _6 q9 ?0 d+ H: j5 O$ H- H. ~
(1) from <statement sequence1>
! Z3 j- n: S) Q& o4 [* V& Q) `+ J until <condition> loop
2 u7 x5 l/ ^# S) g <statement sequence2>;
5 I7 j. J: i4 G# [) g' H9 Y end;# F) b7 k. ?/ }# Z1 D7 c0 V- z# f
(2) while <condition> loop2 E* H5 y+ j( W, H# T- h) k0 n
<statement sequence1>;$ E% }: q8 i X' i' q; j+ U
end;* ]4 T+ S$ G$ F
(3) repeat
^, x8 r( `, V <statement sequence1>;. l* s0 V% t, c- u
until <condition>;9 p2 O E) v8 S" b
(4) for <condition> to <condition> loop9 [! o0 e: b! n# u
<statement sequence1>;8 Z& H2 s) w. ]6 W* P; H
next;
9 j# b9 E' K0 J" L4 s3中断语句' u1 }1 T' X) ^9 P1 g3 o$ I
waituntil <condition> prio <integer expression>;7 i$ p: f6 W$ a K9 v% n
; k5 l8 H$ B% V2 H7 }
( z% P3 y* n- _! J: Q7 `. [以上为常用的函数！
% b& F' B0 C1 e0 d) y8 F9 ?还有很多，如有需要我把资料发到你邮箱里 1 E7 E \ Z% d0 u0 z7 R7 h/ j# j
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