Gsub blank

irb(main):011:0> " gk".gsub("\s",“h”)
=> “hhhhhgk”
irb(main):012:0> " gk".gsub("\s+",“h”)
=> " gk"
how can i make " gk" into “hgk”?

i get it

it is " gk".gsub(/\s+/,“h”),not " gk".gsub("\s+",“h”)

On Sun, Aug 29, 2010 at 6:11 PM, Pen T. [email protected] wrote:

irb(main):011:0> " gk".gsub("\s",“h”)
=> “hhhhhgk”
irb(main):012:0> " gk".gsub("\s+",“h”)
=> " gk"
how can i make " gk" into “hgk”?

" gk".gsub(/\s+/,“h”)
=> “hgk”

On Sun, Aug 29, 2010 at 8:11 PM, Pen T. [email protected] wrote:

irb(main):011:0> " gk".gsub("\s",“h”)
=> “hhhhhgk”
irb(main):012:0> " gk".gsub("\s+",“h”)
=> " gk"
how can i make " gk" into “hgk”?

Posted via http://www.ruby-forum.com/.

Your second example is almost there, except that it is a String, not a
Regexp. Regexp are enclosed with slashes rather than quotes (Regexp has
it’s
own literal, as opposed to languages like Java, where it needs to be
defined
within a String)

" gk".gsub( /\s+/ , “h”) # => “hhghkh”

This forum is not affiliated to the Ruby language, Ruby on Rails framework, nor any Ruby applications discussed here.

| Privacy Policy | Terms of Service | Remote Ruby Jobs