|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句 y# H) @/ G' j2 L
if <condition> then
" S2 u" _( l8 g8 p( A u8 r <statement sequence1>;' y3 X' i0 k- `: b" K1 k' }0 H0 X
elseif <condition> then% b7 B) ^* _/ N: C! `
<statement sequence2>;1 Y, R; W( d u2 q
else & J, r9 x* |0 ?+ i
<statement sequence3>;3 _; [5 O' a4 @6 a3 v
end;
' m1 a0 A# v: n7 t$ l如果分支比较多，用：7 J/ ?+ E6 V$ T. u9 M! J
inspect <expression>6 j8 [% h! k+ R4 R# C
when <constant_list> then( F; }: B$ U& Y7 j
<statement sequence1>;
% ~$ H, a T7 s- } P: \+ Z. m! \ when <constant_list> then
3 D" s# }6 Q, c) s' A <statement sequence2>;
" {' V9 P8 ]1 V/ H3 k2 F+ ~ ...
! n1 `* e( Q" Q7 J# e; P8 S2 J else
2 v _; O* b9 M1 @ i# D3 } <statement sequence3>;: t3 c6 N' z( m" x- _5 b- X- {
end;
4 l1 b) b, X5 U; j+ T+ L6 g8 ^0 Y& e1 l) k$ i7 I; b3 a7 z8 D+ j
2循环语句
" e) S: b# k- p- V" h; \& y (1) from <statement sequence1>, `( w6 B$ e+ k' B# ^
until <condition> loop7 ]5 p! M# g& L* Y- O
<statement sequence2>;2 e1 n1 r; @! a4 v3 _: S
end;
8 G3 C, d" |- ^/ A! _ (2) while <condition> loop3 A& g3 v1 _( p' j6 d n& l
<statement sequence1>;
! f2 l9 W5 w' u& Q end;% W# B1 a- y' X0 x
(3) repeat " Y+ ~; j9 l$ ]& M/ e9 @
<statement sequence1>;
o2 }: d& ?0 T until <condition>;% ?) f P1 \/ c5 V0 E
(4) for <condition> to <condition> loop
- b% J% C7 y! Q1 { <statement sequence1>;
, B; U2 B6 s, R5 @; k next;
* h/ E0 H* B( s% Q) \9 a3中断语句
! v& }# \, V7 m0 J, f4 e: e waituntil <condition> prio <integer expression>;. @$ l# v( X4 D0 e% H9 Q; W
4 f7 d) n2 q5 F# R
& r" x* r% Y$ j7 w
以上为常用的函数！
6 [2 c: R' g! _5 x4 O* t% N/ i还有很多，如有需要我把资料发到你邮箱里 1 L! D9 E5 ]' Z- ]0 x. Q& r$ H- L7 B
- ?3 b' p4 x; _, s. q
6 V4 s, t2 H* F0 W! i
6 w2 u, J2 g7 H% K, E
) k: w9 Z3 G/ I' ?: h0 I) L7 R, Q% @- _# |3 F! h7 S
. b5 x3 ]7 V; u. q/ |" q: L% O
3 d0 Q* V- T- C
; T& R- A U9 P' c% S3 X0 R& i+ k+ U. Y4 m" N" \
; W8 E+ U l1 M8 L$ G" s
|
|
[复制链接]
