|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句1 _# m7 t) n3 F u3 O
if <condition> then8 k+ j+ h( W1 g4 u6 c
<statement sequence1>;4 ]. k% n8 Q/ p! o' s; ? Y
elseif <condition> then
% }0 I: k$ d0 L6 G$ r( B, Z8 A <statement sequence2>;1 o4 O2 c) k& f9 n+ Q% T
else
9 j* f- z. }, n% _& V <statement sequence3>;
5 [" t5 W/ K4 W! Q% S! E- p& k end;
5 O& z2 S8 Q" I" t( {如果分支比较多，用：
& f( T! S: M, K! n: G inspect <expression>( N: x* u# c; h5 ?' ?/ B# b
when <constant_list> then/ `* Y7 R5 B3 J! U+ V" k
<statement sequence1>;
n( C t3 U) J! I2 h when <constant_list> then8 ]- G o% N& x6 E- S- h
<statement sequence2>;4 g4 h& L: g0 R
..., o) Z( h# }! }9 s8 c$ M
else
/ h9 `% G' a% t5 p( d <statement sequence3>;
7 x, i! M! V( }) ], B% zend;1 s9 \0 m4 W2 m( L) z3 m! M
: o: D5 r5 H! p( D2 S
2循环语句
: e* G' a9 I* \9 ~ (1) from <statement sequence1> v1 g5 s0 [3 }; u* W, `
until <condition> loop
5 l8 `8 K* J+ Z0 n6 f* M <statement sequence2>;
# q9 U. \! b$ f6 C" W3 w end;
9 M8 Y0 N. l4 W (2) while <condition> loop9 P( o5 J/ l: ]5 Q1 v: d7 N/ O
<statement sequence1>;6 ?* M( W$ m: o. S6 {0 E) ]
end;+ t1 d2 @4 |. B7 n
(3) repeat ! l, R- K" P' N' ]% W. X
<statement sequence1>;
7 g. o5 ^2 H7 E5 P& _ until <condition>;
- ^- J# D5 _$ I9 ] (4) for <condition> to <condition> loop
' `7 f; m( k/ M5 w( Z <statement sequence1>;
) s5 B+ H* Z, q) ^5 h next;. q) i- I1 {5 X+ N M2 f6 t
3中断语句1 Y$ s- L$ g( ~, ^" [4 i* S) S! S
waituntil <condition> prio <integer expression>;8 P3 E: @- w7 {1 d+ P
+ S, M9 Y3 u! o& v' F
* h0 H y1 x- | K3 [以上为常用的函数！ R5 o+ N( Y8 L1 @, ~9 a- c- E+ \
还有很多，如有需要我把资料发到你邮箱里 * q+ w; C7 J i+ Q
3 L' ]: i4 }+ O- E$ Y4 e
" z; ^) g9 ]9 F7 \9 U. r
9 R% R4 N3 ~ _% y! A' c. j, V6 T
. n+ n9 K* d" t3 _& [& T, b. z% E+ {1 @. O7 ]* k
. T0 A8 y( q g& h6 u K( u
; {; k! A, x1 N% v; t1 f/ G7 o6 P W& Y& F Y
; A) E; o! Y. z7 y8 O" n; B8 v8 F
: m: q+ L- B: d. N' P, a |
|
[复制链接]
