|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
. [# I; l0 P6 r8 H, N if <condition> then2 W1 s. V! C+ b
<statement sequence1>;8 `2 f* R3 l3 W
elseif <condition> then
6 }9 b' A+ m# \( z$ F9 U <statement sequence2>;8 x; c( _6 K1 z! V) O3 w% u
else
$ d5 G6 x, H3 y/ |' d) o <statement sequence3>;1 M: Z, |7 e4 T4 O0 D" j7 u
end;
b9 w; ~ x [. J0 V" Y9 R如果分支比较多，用：
m" {( i' a }% n% b9 d0 j$ [ inspect <expression>
$ B: ?, h' P- |5 ]( I! e when <constant_list> then
' M3 [* l# N0 G$ Z <statement sequence1>;
W3 T: F( m9 L8 i when <constant_list> then
3 K# H- E! p& y0 y1 B) c9 E, f <statement sequence2>;) c/ f' w. w4 ?/ L
...
0 V1 u# \/ o6 q* z9 ]- Z8 k else
' S4 l" F* y, `0 v4 i <statement sequence3>;
; A1 u- {7 O; i& r; |end;
! l/ k: T x" s
. l) [1 @& i [; p/ A' V2循环语句' c$ n3 V% A6 X
(1) from <statement sequence1>
6 A8 f0 a* F6 y; [ until <condition> loop
, K" o! Y7 j+ l3 L Y% x, p$ H& \ <statement sequence2>; \3 w" U# e v1 t
end;
8 \- f8 j) A3 H4 ` (2) while <condition> loop1 m. {! s N' b0 r1 T% P9 t' t
<statement sequence1>;
, G2 e5 }7 `* V& v" ~7 Y3 r/ l- f6 N! a end;
' f8 U3 ]( E0 g* ~ (3) repeat * r* R8 h; C# n! O7 d0 g6 \9 N* q
<statement sequence1>;7 V: i& a! E, |1 v/ C
until <condition>;9 k c6 v; }7 Y7 K: e. q* M
(4) for <condition> to <condition> loop7 G; W6 ?- C5 E! J# [
<statement sequence1>;' R+ C$ g0 M! n" U- h2 W6 U
next;
6 w- @& L# j# B; c- u# s3 V y" J3中断语句6 }' d$ j$ D' }0 i8 Q
waituntil <condition> prio <integer expression>;
. X) \5 j& u- e* j' W; l* R% X
$ }' M$ T* a9 u* q以上为常用的函数！
- \6 v3 U' {5 {还有很多，如有需要我把资料发到你邮箱里
7 z( b- O1 z A5 O, f% m, n4 D) S
" q! ~. h/ Q% @0 u( A' S# k" K
% s9 y7 z; j: L6 ~3 g/ R, h
( ^5 c1 ]9 {" c. j- G7 G
. |# p5 J+ I4 `2 u# O
+ k6 g3 N& d2 H+ ], E- Y Y* \. Z% b6 W2 _& W" [0 W6 k) W* N% `
% y6 I* V$ D& `0 q( y$ J8 M' n! I" e( P
! H' N4 z3 R6 l; w2 }1 S$ s
2 }6 p7 R& O' W# Y! i" W8 s ' X8 B* k: z& v B6 u1 P
|
|
[复制链接]
