|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句) H8 \" ?" [6 V; x
if <condition> then
9 N z( A4 Q, Q: t u5 u <statement sequence1>;
, @0 }: B+ L7 ~! d7 E8 u' d0 m& f elseif <condition> then2 T! w6 @$ V/ w- ]* H1 K# e. N' \* y
<statement sequence2>;
9 `7 K9 u3 q' I. T! `4 ? else
2 x9 C: a6 w ^/ S. v8 ?- l( u <statement sequence3>;' @" n8 b* x6 O; u& |# h* {% a' ~) J
end;
( y. x5 ~, \- X; f/ }2 O如果分支比较多，用：- I8 T1 g" v3 L0 f4 q( \7 d
inspect <expression># S$ g4 p- M1 i
when <constant_list> then$ G( A) Z" v* G
<statement sequence1>;+ h' a" f6 Y: U5 A! b
when <constant_list> then
+ h" i1 K7 c0 D4 K% C5 ` <statement sequence2>;
, f9 M2 i0 e! M ...5 _8 n' n2 A ^) D
else
4 _" P3 o$ z, O1 J$ u- o <statement sequence3>;
: S2 E$ K% O, q" |( @end;5 i: l4 S: i/ f" H
. D! u- d( {- j1 k. m7 S
2循环语句' l% _- L4 x. W. a
(1) from <statement sequence1>
$ M$ L( p8 A# }" Z H5 ? until <condition> loop5 f2 G" x/ v5 o
<statement sequence2>;. v7 @; G4 H" {4 _8 K
end;* k; K8 d- o) {8 U
(2) while <condition> loop/ c" Z; B( G2 ] I7 F* s
<statement sequence1>;, E/ N$ x' e8 W: h, B8 [, O# e1 ?
end;
$ B- p' X# }/ q% H3 U1 Y (3) repeat
5 S! j8 K t5 p/ ^ <statement sequence1>;
3 J- n5 U# x7 G( L1 s: r until <condition>;0 S- R) y% h) ]# V* y
(4) for <condition> to <condition> loop
1 v5 l/ S* V7 P, K7 w2 y8 G1 x <statement sequence1>;$ Z5 n' s) y2 C! K8 W& o
next;
+ F- x9 a, D, W1 P3 w0 ]3 B3 n3中断语句
3 M6 C: h7 b) x: d; @' R waituntil <condition> prio <integer expression>;
) y; }/ d+ D6 I7 X# G8 s" M: U y5 q3 y
6 S" a3 u* e6 l N
以上为常用的函数！3 y P+ a! w& V
还有很多，如有需要我把资料发到你邮箱里 1 O+ U0 ?6 z+ y6 C: ]% z- F+ L( u- ?
6 r2 S# P" l% b2 m+ ~' `
3 U g, r! m* I2 y9 a
/ I1 u1 s B) | - H# ?5 ?9 Z. [
) c3 C# i9 J2 ?6 x B4 S7 V; D6 k
! Y. s1 [$ T+ m1 V
* q% b# Q9 ?5 L! R* b+ I( W
9 p+ s5 {( o1 q; e x. X
5 E: Y% }. l, R d |
|
[复制链接]
