A question about string#%

ruby-talk
1

I have an integer number like 1111, How can I get a string like below
by the string#% ?

"11110000"

I know "%-8d" % 1111 can get "1111 ".

Thank you.

2

Is String#% a requirement or just your first idea?

num = 1111
p num.to_s.ljust(8,"0")

#> "11110000"

Harry

ยทยทยท

On Wed, Dec 1, 2010 at 5:29 PM, jun yu <mail2fish@gmail.com> wrote:

I have an integer number like 1111, How can I get a string like below
by the string#% ?

"11110000"

I know "%-8d" % 1111 can get "1111 ".

Thank you.