|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句' E6 z( W6 t5 K! F; T8 `
if <condition> then# T$ p- O1 r( s m* n
<statement sequence1>;2 M& }: g0 n- p5 o+ U2 E+ x
elseif <condition> then
2 N! P" |9 g; c- e% W: _/ H w <statement sequence2>;& C1 \' f/ M! e9 H7 @' E2 @
else : ?3 O! m3 R! o6 ?/ |0 m
<statement sequence3>;6 T9 r3 r; F: {+ X
end;
' G+ R8 F. d$ n: T8 V如果分支比较多，用：8 [4 B1 T- y7 @+ U2 a# \
inspect <expression>
+ m+ R+ g, A" e+ u, R! `) L when <constant_list> then
! {# e H& W/ ]! H <statement sequence1>;
9 ~6 n B3 v0 k+ P5 F when <constant_list> then8 S6 I/ d- \ {$ P3 U' }! g
<statement sequence2>;
( u; u J/ p: V$ z. Z! ~ ...
1 m$ U6 D8 V5 ?8 o else
0 w+ F+ g0 o( ]( o7 ]+ H <statement sequence3>;
$ b. B& W. R# g7 o5 F# o A' Mend;. w2 s% R! v( e+ y' K7 J
. ?( w3 p, j; @' \3 S7 l2循环语句
; X; V% \3 S% l1 S& r8 P (1) from <statement sequence1>
1 m# q% z. h3 F& k0 ` until <condition> loop
8 E: y1 G5 n/ r- x# \& B9 Q( L <statement sequence2>;
" K( \! d: |1 I$ U6 s end;2 }% b0 m4 t' X! u" k6 |3 L
(2) while <condition> loop
0 f: k, d% y% o+ x* s$ N8 ` <statement sequence1>;( R0 {0 d" Y- Q y/ ]
end;
3 X4 ^9 f8 s7 [1 m$ @ (3) repeat
3 Z g, i9 P V, N <statement sequence1>;3 F% Y2 n' W3 ?" V# s. \
until <condition>;8 ~2 v( M7 Q9 ]2 ?2 f2 k, Y
(4) for <condition> to <condition> loop
5 _+ ^9 \' y+ Z O2 x <statement sequence1>;
. [* n. M/ F7 G) ~* N: Y next;3 ]! Z+ D3 |) }' X7 Y
3中断语句
# Z- c: T( x9 z2 ? r" ] waituntil <condition> prio <integer expression>;/ u& b0 W9 I0 r) ?6 _. a) V1 n
, D4 d. K: h2 i# v
6 `* s& h2 x+ F5 v( A
以上为常用的函数！, c$ ^7 d/ o R% w, H0 i
还有很多，如有需要我把资料发到你邮箱里 7 b, K1 C, I: y8 F
2 U4 G7 O5 m0 g0 i; X9 Z
( {8 ?( T: ?8 e. Z! Y$ l: N
, ?3 p! ~' ^# ~) A" {# n# [$ N
" K2 w% t: E+ D) P$ M! s: a
3 j! d; [7 g U" @, Y& g. z4 J2 S. z. x& j0 M
# g6 k3 Y: L$ n0 V
3 S4 H8 |: B5 I, G! c
2 j' i! v4 Y7 i2 |8 w& {& o1 Y
6 K2 x9 n- H! J5 J( f |
|
[复制链接]
