|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句1 ^5 z, ?- }; V4 C6 E# d9 ]
if <condition> then
C# R' S |. d% `: _/ ` <statement sequence1>;
& O j4 D0 c+ c# ~6 x5 Q elseif <condition> then7 s8 E) C* r) H
<statement sequence2>;# [$ O6 j8 I. e
else " k' q# o- {+ s" @# K- R1 \% d# W
<statement sequence3>;
( u& x& l' _, V; Q end;
- o' W) ?- B$ R2 F( H# R; c如果分支比较多，用：
+ t! I7 }& Y& m, W+ ?* r J inspect <expression># Y/ e. E: X5 x
when <constant_list> then6 [1 u$ W3 T x! W' f
<statement sequence1>;
* N5 j% ^9 `3 d; Y9 x when <constant_list> then% |9 m, K) [4 A, L) u) V# g
<statement sequence2>;
7 G; Y, s8 z1 ~1 Y ...
+ S& R# `* W$ o else
* ~- E5 Q0 G {) b, G( P8 a <statement sequence3>;% }5 D) V m, u Y" k
end;
$ F; P' _# `) _ v. O1 i* K
! p6 \7 u1 W. t+ ?6 s2循环语句
1 x' ]) y; H" e/ B) y& L4 N' B (1) from <statement sequence1>
8 k7 v* w8 r! g# v0 S% J until <condition> loop1 W$ _! p. v1 y* B
<statement sequence2>;
' k0 p" O: Z$ ? end;
1 H$ t, c5 G$ J; |! A5 @ (2) while <condition> loop; V" `$ i$ m; k+ ^; p$ S( c
<statement sequence1>;
4 \- M: b1 ^# x( h5 u$ [ end;' i! l: }4 b/ r/ @
(3) repeat . m( z) _+ r! m% w4 l _. c
<statement sequence1>;9 X6 M" c/ A; U0 C6 ?& {9 H X6 ]4 b
until <condition>;$ _: e4 S) Y9 T; X1 r/ U
(4) for <condition> to <condition> loop4 \7 }+ {. c8 |3 \
<statement sequence1>;$ v' V/ Q7 c8 F# z1 u
next;' i# L' H4 @5 u! Q! k' c1 g
3中断语句: U$ H5 s) \/ t( N
waituntil <condition> prio <integer expression>;
7 T) d0 K0 X, L* A y/ @' t+ Q% z
& ]0 v0 k3 t5 b0 Z: S; ^7 l6 e( r2 T9 o) U
以上为常用的函数！
0 Z0 |* R0 K- f! e, Y还有很多，如有需要我把资料发到你邮箱里 , M$ _; W) `) o; e0 @: m; ]; A. [3 v
# I0 F/ c7 d- |, N- M* c9 A- B
1 }# J, h4 Y9 G" W
2 A8 _- h6 }5 }* }& d, s! s+ |! K }' h/ F7 u, e3 ^9 d: p# t
& k) p: I4 m5 y( [3 x) _) ~( t/ }, c5 I$ F) a3 p V
3 e- n4 ~+ X+ s' D
' ~6 z& W* k- G) L) d
?& [8 l' g$ N# V) T" ?7 m4 D x
, A" C2 n* R+ C# H" m% O |
|
[复制链接]
