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发表于 2012-11-13 08:48:12
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1判断语句
5 e* Y$ X8 B8 |# @; K3 J4 J/ v4 V% o if <condition> then. g9 b3 Y6 _- t
<statement sequence1>;$ Z7 z& u3 [) e O: P$ W1 j
elseif <condition> then9 y5 t# u3 f( b h+ q: p* k( ]
<statement sequence2>;
, n- r( |9 u1 M7 s else
5 E" Y2 a' f9 k8 ~4 b- w, C; K <statement sequence3>;; g, N" j5 z( V! _
end;9 ~/ Z0 t6 w, H. v
如果分支比较多，用：2 f, L) q- z' q0 L s& L5 f: T
inspect <expression> B, Y( @( o( z
when <constant_list> then
7 Q$ G/ B7 a& Q! a" n <statement sequence1>;: l6 ^3 u) ]$ B5 i0 A
when <constant_list> then. q, C5 J% e2 F- t/ @
<statement sequence2>;
: @3 A2 e# O. j# R4 h" m& B ..., \1 a& _% d1 K" n
else7 h( q. Q' u$ i3 W& y
<statement sequence3>;
! A% f3 N! X5 Bend;
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2循环语句
1 _: p: H- a" p M, D (1) from <statement sequence1>! V7 V3 x: y$ a2 m0 e
until <condition> loop. d% s2 V) T3 N! ~2 Y" m
<statement sequence2>;
d v! D7 X$ ]! F4 C* _ end;
+ A' L* r% I+ `1 u) G (2) while <condition> loop
. K* K: B# L/ v <statement sequence1>;" f* @0 `9 [5 m/ k) Y+ Y
end;" }; r8 Z8 W0 R2 ~: v
(3) repeat b2 M) Z/ W! M: c' x
<statement sequence1>;8 p' C5 y! T4 V( T9 A) x5 K) }
until <condition>;) h- X! d& F2 L5 H
(4) for <condition> to <condition> loop
7 c7 G" l* f/ q3 M <statement sequence1>;
& V# c& r0 z' h7 c* e9 v# E9 e next;
O( W4 k# y- v* }+ ~ n3中断语句7 H6 L" r& V/ w8 H0 g
waituntil <condition> prio <integer expression>;
/ V; b1 j1 F0 `6 C7 V" g" u! Q3 x( s7 \! u; x9 c0 e/ O- l
- F u0 @, l- p. H) a5 _- U* A以上为常用的函数！# Z6 u- q, O( r2 m0 w; T( p3 E
还有很多，如有需要我把资料发到你邮箱里 0 J2 S) x0 B" _8 [# I
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