From: "Skye Shaw!@#$" <skye.shaw@...>
Date: 2007-08-16T15:20:06+09:00
Subject: Re: removing quotes in a string

On Aug 15, 9:27 pm, Grace Xue <gr...@whostolemymoney.com> wrote:
> Hi, does anyone know of a good way to remove leading and trailing quotes
> (") in a string please?

Good as in terse, good as in fast, good as in creative...?

[sshaw@localhost ~]$ cat bs.rb
require 'benchmark'

TIMES=1_000_000

Benchmark.bm() do |x|
 x.report  { 1.upto(TIMES) { s=%("this is a test"); s.gsub!(/
^"(.*?)"$/,'\1') } }
 x.report  { 1.upto(TIMES) { s=%("this is a test"); s[/\A"(.*)"\z/m,
1] } }
 x.report  { 1.upto(TIMES) { s=%("this is a test");
s[1,s.length-2] } }
end

Benchmark.bm() do |x|
 x.report  { 1.upto(TIMES) { s=%("this is a test aaaaaaaaaa loooonger
\ntest brah-brah!@$%.. but still not that long\n yah know!"); s.gsub!(/
^"(.*?)"$/,'\1') } }
 x.report  { 1.upto(TIMES) { s=%("this is a test aaaaaaaaaa loooonger
\ntest brah-brah!@$%.. but still not that long\n yah know!"); s[/
\A"(.*)"\z/m,1] } }
 x.report  { 1.upto(TIMES) { s=%("this is a test aaaaaaaaaa loooonger
\ntest brah-brah!@$%.. but still not that long\n yah know!");
s[1,s.length-2] } }
end

[sshaw@localhost ~]$ ruby bs.rb
      user     system      total        real
  6.070000   0.140000   6.210000 (  6.230485)
  2.410000   0.180000   2.590000 (  2.579902)
  1.640000   0.140000   1.780000 (  1.784841)
      user     system      total        real
  7.780000   0.140000   7.920000 (  7.924870)
  5.080000   0.180000   5.260000 (  5.258682)
  1.720000   0.140000   1.860000 (  1.861885)