|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句$ w$ u( g; O+ C5 @) J5 |+ q- V. S
if <condition> then- Q( G; \' o- A1 [; S+ U
<statement sequence1>;" U+ `6 d( }: {+ H+ Q2 d
elseif <condition> then
+ \3 `" u* S& w, t- F! z: r8 x1 M G% ^ <statement sequence2>;6 c/ T8 v+ G8 U K; G# T' J
else
; k6 ~' K$ u6 `2 N+ z <statement sequence3>;
7 {8 t [9 Q4 g4 E end;
# b# F; r. Y; R" F+ y" e2 W如果分支比较多，用：- P. g: t/ K+ y+ @9 Q/ e
inspect <expression>
4 G) @! Y, ~! p' P+ F- q; i when <constant_list> then6 K2 C5 c, W: d; m6 S1 [" Q6 [
<statement sequence1>;
+ C6 _) u1 ` Z0 q( ` when <constant_list> then
1 u$ w% o6 q u! ?5 ] <statement sequence2>;/ p0 x4 I( z( x6 w- A
..." t# S/ L% }/ N7 H+ X7 C& [9 r* {
else, k8 k7 _ M: t" i- s
<statement sequence3>;$ d+ D1 L& l0 r$ m) y) V# E
end;
}/ o; t* H$ \1 G, C
2 G0 u$ F, A O: [ L2循环语句8 F; V. n, I- G' u5 D1 K; l( f
(1) from <statement sequence1>; t1 i: l& w5 L7 }
until <condition> loop
! T5 ^$ q0 R5 o! G <statement sequence2>;8 V( m- J( O0 U! z
end;
) [8 e- G% K8 g6 C (2) while <condition> loop
" M9 j* h- P) M/ l s$ d <statement sequence1>;
) o2 o. i7 B3 K2 F end;- R* }* \- Y# x. ^. q7 z
(3) repeat
& r5 q2 P9 p4 h) I <statement sequence1>;
' {. U2 e+ K6 e3 X& b until <condition>;
1 N6 m% P* E. k (4) for <condition> to <condition> loop
" h2 l1 B+ @/ I! C6 v( G <statement sequence1>;
4 {: E- Q/ D5 h! I1 a; ]0 [! R next;
3 ^; D' H% D p& z# d3中断语句
1 ~) D. A, l5 T. o$ q waituntil <condition> prio <integer expression>;
6 I* D, N) I# ]7 p0 r! v
. _, U9 j3 P2 l
% m1 U. @- ~. p/ j以上为常用的函数！
: ^0 E# ]& Q# R+ B! \, ?还有很多，如有需要我把资料发到你邮箱里
0 T+ z* J1 ~4 X$ ]: d; x& v9 S! a# n
8 v( m( ?7 I3 ?' M
0 U) b- ]/ r+ i6 |
h% y+ d7 e, C8 M3 {9 l2 \/ c/ y% {, R9 k9 b! w
, V$ m5 K' m: o M8 u3 q4 M; K0 l- n4 h6 i
& e6 R5 p1 {( i6 X2 n3 b- A
6 ^' ~; G- |8 Z- G; T# l/ c3 q% a6 c . s- e8 s% A \1 S/ p
|
|
[复制链接]
