|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
( I5 G9 I3 T- s5 P8 n if <condition> then) B! U' B! t1 p- @+ a
<statement sequence1>;6 v6 l0 K$ z+ b' u
elseif <condition> then
( ^% F8 E( X% X$ c <statement sequence2>;
4 b2 _" `! J6 p else ! |) x$ I0 \8 o3 p2 M+ {% B) l
<statement sequence3>;
' z8 l0 T# ?: A: O% s8 _* ~/ E6 _ end;
- O; D9 {1 Q0 U7 D如果分支比较多，用：3 q' I" z8 Q$ m( S: o
inspect <expression>
, `: ?3 ?9 |, k' y7 G+ r4 w when <constant_list> then
) q" P$ ~ B8 x6 M8 U {# L9 Y <statement sequence1>;8 @9 ?$ ~2 ?) _5 \" B) P8 t
when <constant_list> then
+ X/ u. u- q" E4 B) J <statement sequence2>;
0 C8 w/ M" T" c! E ..., Q% F5 M W9 U" a1 ?( r" s3 e) S5 p
else# S. S5 I; R/ A! y9 P
<statement sequence3>;
! u# u9 j" M! N* U! e, `end;
3 c$ m/ M# Q9 q+ Z: A$ s( Y B# a; c$ n
2循环语句7 ?. ~' W- l" c4 V! C3 R S) ^
(1) from <statement sequence1>
8 G" { T+ v9 v, M/ F5 f until <condition> loop
5 y' \4 |/ Y; A1 l% f. i5 @ <statement sequence2>;7 k+ ]# E: y, C! w+ k$ B+ t! C. M
end;
+ N3 l) Z# Q( ]/ ^6 U$ ^* T (2) while <condition> loop
$ u& U- {9 A; E3 f <statement sequence1>;
9 n6 U3 q' W( P8 @( ] end;
/ e; u! n. X) \. _$ N (3) repeat ' _$ f0 e4 e' ^+ y0 F
<statement sequence1>; @. h w7 R; D" s {, I
until <condition>;" `7 k5 A- w* q' k5 e: W
(4) for <condition> to <condition> loop
. k- q' [+ M9 s <statement sequence1>;. ^) n; V4 c: o6 S
next;
. F7 V; \2 l) d' ^3中断语句
+ ~3 `9 }3 G/ J& T9 ]! d waituntil <condition> prio <integer expression>;
A* Z* ^) w$ T7 }: @$ I$ Y
: Q& l' V7 ^6 X' A M
1 J* A- f* O2 S+ e) @$ y以上为常用的函数！* W3 C4 C8 v5 V6 i9 m
还有很多，如有需要我把资料发到你邮箱里
0 i. x) z4 a# [8 v- a2 p; e8 ?2 b, v* f3 r+ ^( b( G
& y& Z& w5 }: r0 M
J) Y. d9 X+ X% X- r " h. L) R* i( G/ a$ _7 b2 B
5 _$ } q( Y; X1 e) J. B& U- j2 L% V7 @. k
6 p6 W) [( p# Q- p) `
4 \$ {5 }, G% o/ Z
# Z' ?0 I' f3 `
, Z# y7 C9 N( P; A& i) e# ~6 w! n |
|
[复制链接]
