请问copy(s,n,m)怎么用???(50分)

H

huaweinet

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #1

[]

 

T

taozhiyu

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #2

copy('iloveyou',2,4);

从l开始读4个，最后返回love

 

远

远帆

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #3

很生动：）

 

天

天真

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #4

这些人怎么这么懒？

 

W

wlmmlw

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #5

I Love You Baby!

 

H

huaweinet

Unregistered / Unconfirmed

GUEST, unregistred user!

• 2002-02-19

• #6

谢谢各位