2009/7/29 Nik So <[email protected]>:
> I see, do you mean that, instead of over-writing my existing string, I
> should get a new string which consists of
>
> new_str = $` + $'
I thought you wanted chevrons and the y also. You can overwrite the
existing string if you want to
str = 'abcydef'
str =~ /y/
str = "<#{$`}>y<#{$'}>"
or something similar.
Colin
>
> ?
>
> Best,
>
> On Wed, Jul 29, 2009 at 6:18 AM, Colin Law <[email protected]> wrote:
>>
>> 2009/7/29 Nik <[email protected]>:
>> >
>> > Hey guys, thanks for your help!
>> >
>> > I found out about $`, $& and $', as well as $1 - $9. But here is still
>> > the problem. They do *find* the "abc" or "xxx" in front of "y"
>> >
>> > But I *cannot* act on them, I can only read them.
>> > I am saying, I can't do something like
>> >
>> > $` = " <#{$`}>"
>>
>> new_string = " <#{$`}>y"
>>
>> Colin
>>
>> >
>> > these variables seem to be read-only
>> >
>> > Any ideas?
>> >
>> > Thanks again!
>> > On Jul 28, 1:05 pm, coreypurcell <[email protected]> wrote:
>> >> str = "vvvyxxx"
>> >>
>> >> str =~ /y/
>> >>
>> >> $`
>> >> => "vvv"
>> >>
>> >> $'
>> >> => "xxx"
>> >>
>> >> Like spacecow said. It's $ Backtick
>> > >
>> >
>>
>>
>
>
>
> --
> Nik So
>
> >
>
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