|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
' g: t4 g0 Q# j# h) N( R if <condition> then
& d8 \$ g; h3 O- j5 D* g/ f <statement sequence1>;. \) ]: U& @5 |+ d) p% h# U
elseif <condition> then
2 _& q$ n- t: r# P$ U# M% I <statement sequence2>;
6 x2 u# f0 _0 j) d' A3 j4 ~ else ' m5 Q% o9 w) y! I% b, M
<statement sequence3>;( W- _0 |) ?2 U& Y
end;% J; e3 @ w2 D
如果分支比较多，用：" H9 P5 B m) M0 R- O
inspect <expression>: z' ~; O1 B: G6 p
when <constant_list> then
" K+ B, @; C# }+ O" |, t <statement sequence1>;
0 Q' X4 A% N* |. R! f( O) A when <constant_list> then
' d) R) G1 C1 o9 }- { U8 q <statement sequence2>;
+ {( n7 R( J/ G) q9 v ...
) V$ S- X' L& b8 g4 r: O else
9 h& R; E( |6 F <statement sequence3>;" e/ x M/ m; I+ {# ^* V
end;
( D9 s( E* k- w% n2 D7 A3 i% j _0 ^( A9 J* o( B. c: S! l$ x4 K; t
2循环语句 f/ y0 P' D3 M$ R
(1) from <statement sequence1>
6 w! W7 [' ?$ w7 v; d until <condition> loop1 r$ k* ?+ W- I1 {/ k ~8 u
<statement sequence2>;# i/ d) v+ I5 q- a( ], U( K) a! a
end;
, B: d' K8 b) `. I1 b (2) while <condition> loop1 l( u, W- [4 z( T" W
<statement sequence1>;& o2 u# t: i. t$ m) z" h
end;
) i( o+ V1 ^) U% S | (3) repeat $ i5 n" C- L: l! ?( q3 I) h/ q
<statement sequence1>;( r" {& O- t$ [
until <condition>;
5 h. R) y% m" A5 P8 N U6 S (4) for <condition> to <condition> loop% L3 \. Y- ?) |+ d4 Q6 s
<statement sequence1>;
% U/ j! t1 M2 l next;2 V7 l0 b% g1 F9 \) q
3中断语句
: \; [5 L4 g4 H* Y7 e7 y waituntil <condition> prio <integer expression>;: J D- B4 m# y/ Z: Y" Z& `
4 T* W4 m+ M4 x3 A) q3 s+ O- D W4 ^8 K& G! G+ O5 ^/ J4 U; u8 s* Z
以上为常用的函数！1 ]7 F2 x3 u/ j+ m9 Z
还有很多，如有需要我把资料发到你邮箱里
. Z' N) l3 s6 G) k- P- v
' ?0 C# Y' x9 a0 \4 R( [0 e) e/ `: e/ \
. A. X. m: o5 J8 E+ D
7 B+ t) Q3 M% c& V Z) l( e/ |) H6 k& `, }8 _
) g1 D: F' t$ B( w6 I
( ?! G4 h' K& ~2 i
" S5 f' r0 H4 } O' c+ t M0 R
4 [6 \, R0 d8 Z" S; Y; l, _ , i. X( `8 W( P; R4 o" q4 _
|
|
[复制链接]
