From: Imran Nazir Mir <imran.nazir@...>
Date: 2012-10-15T05:37:15+09:00
Subject: Re: best way to extract data from a string?

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Use regular expressions

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On 14/10/2012 20:18, Иван Бишевац wrote:
> 2012/10/14 Erez Ben shoham <lists@ruby-forum.com 
> <mailto:lists@ruby-forum.com>>
>
>     Hi
>     I have a string
>     str = "file name_Width34.56_Height45.97_.jpg"
>
>     what is the best way to extract the the data from the string?
>
>     file name => "file name.jpg"
>     width => "34.56"
>     hieght => "45.97"
>
>     --
>     Posted via http://www.ruby-forum.com/.
>
> string = "file name_Width34.56_Height45.97_.jpg"
> string =~ /(.+)_Width(\d+.\d+)_Height(\d+.\d+)_.jpg/
> puts $1, $2, $3
>
> http://rubular.com is your friend, try it.


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    <div class="moz-cite-prefix">Use regular expressions<br>
      <br>
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      On 14/10/2012 20:18, Иван Бишевац wrote:<br>
    </div>
    <blockquote
cite="mid:CAFpsJjzZ8=DHrT714qgox89Gb2SgbbHcaaLYtTcBsdL4S6CB+w@mail.gmail.com"
      type="cite">
      <div>2012/10/14 Erez Ben shoham <span dir="ltr">&lt;<a
            moz-do-not-send="true" href="mailto:lists@ruby-forum.com"
            target="_blank">lists@ruby-forum.com</a>&gt;</span></div>
      <div class="gmail_quote">
        <blockquote class="gmail_quote" style="margin:0 0 0
          .8ex;border-left:1px #ccc solid;padding-left:1ex">
          Hi<br>
          I have a string<br>
          str = "file name_Width34.56_Height45.97_.jpg"<br>
          <br>
          what is the best way to extract the the data from the string?<br>
          <br>
          file name =&gt; "file name.jpg"<br>
          width =&gt; "34.56"<br>
          hieght =&gt; "45.97"<br>
          <span class="HOEnZb"><font color="#888888"><br>
              --<br>
              Posted via <a moz-do-not-send="true"
                href="http://www.ruby-forum.com/" target="_blank">http://www.ruby-forum.com/</a>.<br>
              <br>
            </font></span></blockquote>
      </div>
      <div>string = "file name_Width34.56_Height45.97_.jpg"</div>
      <div>string =~ /(.+)_Width(\d+.\d+)_Height(\d+.\d+)_.jpg/</div>
      <div>puts $1, $2, $3</div>
      <div><br>
      </div>
      <div><a moz-do-not-send="true" href="http://rubular.com">http://rubular.com</a>
        is your friend, try it.</div>
    </blockquote>
    <br>
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