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<!DOCTYPE html>

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<title>class Net::SSH::Version - net-ssh 4.2.0</title>

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<main role="main" aria-labelledby="class-Net::SSH::Version">
  <h1 id="class-Net::SSH::Version" class="class">
    class Net::SSH::Version
  </h1>

  <section class="description">
    
<p>A class for describing the current version of a library. The version
consists of three parts: the <code>major</code> number, the
<code>minor</code> number, and the <code>tiny</code> (or
<code>patch</code>) number.</p>

<p>Two <a href="Version.html">Version</a> instances may be compared, so that
you can test that a version of a library is what you require:</p>

<pre class="ruby"><span class="ruby-identifier">require</span> <span class="ruby-string">&#39;net/ssh/version&#39;</span>

<span class="ruby-keyword">if</span> <span class="ruby-constant">Net</span><span class="ruby-operator">::</span><span class="ruby-constant">SSH</span><span class="ruby-operator">::</span><span class="ruby-constant">Version</span><span class="ruby-operator">::</span><span class="ruby-constant">CURRENT</span> <span class="ruby-operator">&lt;</span> <span class="ruby-constant">Net</span><span class="ruby-operator">::</span><span class="ruby-constant">SSH</span><span class="ruby-operator">::</span><span class="ruby-constant">Version</span>[<span class="ruby-value">2</span>,<span class="ruby-value">1</span>,<span class="ruby-value">0</span>]
  <span class="ruby-identifier">abort</span> <span class="ruby-string">&quot;your software is too old!&quot;</span>
<span class="ruby-keyword">end</span>
</pre>

  </section>

  
  
  
  <section id="5Buntitled-5D" class="documentation-section">
    

    

    
    <section class="constants-list">
      <header>
        <h3>Constants</h3>
      </header>
      <dl>
      
        <dt id="CURRENT">CURRENT
        
        <dd><p>The current version of the <a href="../SSH.html">Net::SSH</a> library as a
<a href="Version.html">Version</a> instance</p>
        
      
        <dt id="MAJOR">MAJOR
        
        <dd><p>The major component of this version of the <a
href="../SSH.html">Net::SSH</a> library</p>
        
      
        <dt id="MINOR">MINOR
        
        <dd><p>The minor component of this version of the <a
href="../SSH.html">Net::SSH</a> library</p>
        
      
        <dt id="PRE">PRE
        
        <dd><p>The prerelease component of this version of the <a
href="../SSH.html">Net::SSH</a> library nil allowed</p>
        
      
        <dt id="STRING">STRING
        
        <dd><p>The current version of the <a href="../SSH.html">Net::SSH</a> library as a
<a href="../../String.html">String</a></p>
        
      
        <dt id="TINY">TINY
        
        <dd><p>The tiny component of this version of the <a
href="../SSH.html">Net::SSH</a> library</p>
        
      
      </dl>
    </section>
    

    
    <section class="attribute-method-details" class="method-section">
      <header>
        <h3>Attributes</h3>
      </header>

      
      <div id="attribute-i-major" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">major</span><span
            class="attribute-access-type">[R]</span>
        </div>

        <div class="method-description">
        
        
        
        </div>
      </div>
      
      <div id="attribute-i-minor" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">minor</span><span
            class="attribute-access-type">[R]</span>
        </div>

        <div class="method-description">
        
        
        
        </div>
      </div>
      
      <div id="attribute-i-tiny" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">tiny</span><span
            class="attribute-access-type">[R]</span>
        </div>

        <div class="method-description">
        
        
        
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     <section id="public-class-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Class Methods</h3>
       </header>

    
      <div id="method-c-5B-5D" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">[]</span><span
            class="method-args">(major, minor, tiny, pre = nil)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>A convenience method for instantiating a new <a
href="Version.html">Version</a> instance with the given <code>major</code>,
<code>minor</code>, and <code>tiny</code> components.</p>
          
          

          
          <div class="method-source-code" id="5B-5D-source">
            <pre><span class="ruby-comment"># File lib/net/ssh/version.rb, line 19</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-operator">[]</span>(<span class="ruby-identifier">major</span>, <span class="ruby-identifier">minor</span>, <span class="ruby-identifier">tiny</span>, <span class="ruby-identifier">pre</span> = <span class="ruby-keyword">nil</span>)
  <span class="ruby-identifier">new</span>(<span class="ruby-identifier">major</span>, <span class="ruby-identifier">minor</span>, <span class="ruby-identifier">tiny</span>, <span class="ruby-identifier">pre</span>)
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-new" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">new</span><span
            class="method-args">(major, minor, tiny, pre = nil)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Create a new <a href="Version.html">Version</a> object with the given
components.</p>
          
          

          
          <div class="method-source-code" id="new-source">
            <pre><span class="ruby-comment"># File lib/net/ssh/version.rb, line 26</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">major</span>, <span class="ruby-identifier">minor</span>, <span class="ruby-identifier">tiny</span>, <span class="ruby-identifier">pre</span> = <span class="ruby-keyword">nil</span>)
  <span class="ruby-ivar">@major</span>, <span class="ruby-ivar">@minor</span>, <span class="ruby-ivar">@tiny</span>, <span class="ruby-ivar">@pre</span> = <span class="ruby-identifier">major</span>, <span class="ruby-identifier">minor</span>, <span class="ruby-identifier">tiny</span>, <span class="ruby-identifier">pre</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
    </section>
  
     <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Instance Methods</h3>
       </header>

    
      <div id="method-i-3C-3D-3E" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">&lt;=&gt;</span><span
            class="method-args">(version)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Compare this version to the given <code>version</code> object.</p>
          
          

          
          <div class="method-source-code" id="3C-3D-3E-source">
            <pre><span class="ruby-comment"># File lib/net/ssh/version.rb, line 31</span>
<span class="ruby-keyword">def</span> <span class="ruby-operator">&lt;=&gt;</span>(<span class="ruby-identifier">version</span>)
  <span class="ruby-identifier">to_i</span> <span class="ruby-operator">&lt;=&gt;</span> <span class="ruby-identifier">version</span>.<span class="ruby-identifier">to_i</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-to_i" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">to_i</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Converts this version to a canonical integer that may be compared against
other version objects.</p>
          
          

          
          <div class="method-source-code" id="to_i-source">
            <pre><span class="ruby-comment"># File lib/net/ssh/version.rb, line 43</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">to_i</span>
  <span class="ruby-ivar">@to_i</span> <span class="ruby-operator">||=</span> <span class="ruby-ivar">@major</span> <span class="ruby-operator">*</span> <span class="ruby-value">1_000_000</span> <span class="ruby-operator">+</span> <span class="ruby-ivar">@minor</span> <span class="ruby-operator">*</span> <span class="ruby-value">1_000</span> <span class="ruby-operator">+</span> <span class="ruby-ivar">@tiny</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-to_s" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">to_s</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Converts this version object to a string, where each of the three version
components are joined by the &#39;.&#39; character. E.g., 2.0.0.</p>
          
          

          
          <div class="method-source-code" id="to_s-source">
            <pre><span class="ruby-comment"># File lib/net/ssh/version.rb, line 37</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">to_s</span>
  <span class="ruby-ivar">@to_s</span> <span class="ruby-operator">||=</span> [<span class="ruby-ivar">@major</span>, <span class="ruby-ivar">@minor</span>, <span class="ruby-ivar">@tiny</span>, <span class="ruby-ivar">@pre</span>].<span class="ruby-identifier">compact</span>.<span class="ruby-identifier">join</span>(<span class="ruby-string">&quot;.&quot;</span>)
<span class="ruby-keyword">end</span></pre>
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