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Class: Fox::FXVec2d
— FXRuby API Documentation
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<div id="content"><h1>Class: Fox::FXVec2d
</h1>
<div class="box_info">
<dl>
<dt>Inherits:</dt>
<dd>
<span class="inheritName">Object</span>
<ul class="fullTree">
<li>Object</li>
<li class="next">Fox::FXVec2d</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
</dl>
<dl>
<dt>Defined in:</dt>
<dd>rdoc-sources/FXVec2d.rb<span class="defines">,<br />
lib/fox16/core.rb</span>
</dd>
</dl>
</div>
<h2>Instance Attribute Summary <small><a href="#" class="summary_toggle">collapse</a></small></h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#x-instance_method" title="#x (instance method)">#<strong>x</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns the value of attribute x.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#y-instance_method" title="#y (instance method)">#<strong>y</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns the value of attribute y.</p>
</div></span>
</li>
</ul>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#*-instance_method" title="#* (instance method)">#<strong>*</strong>(n) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a new FXVec2d instance obtained by memberwise multiplication of this vector’s elements by the scalar <em>n</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#%2B-instance_method" title="#+ (instance method)">#<strong>+</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a new FXVec2d instance obtained by memberwise addition of the <em>other</em> FXVec2d instance with this one.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#--instance_method" title="#- (instance method)">#<strong>-</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a new FXVec2d instance obtained by memberwise subtraction of the <em>other</em> FXVec2d instance from this one.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#-@-instance_method" title="#-@ (instance method)">#<strong>-@</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a new FXVec2d instance which is the negation of this one.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#%2F-instance_method" title="#/ (instance method)">#<strong>/</strong>(n) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns a new FXVec2d instance obtained by memberwise division of this vector’s elements by the scalar <em>n</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#==-instance_method" title="#== (instance method)">#<strong>==</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return <code>true</code> if this vector is equal to <em>other</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#[]-instance_method" title="#[] (instance method)">#<strong>[]</strong>(index) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns the element at <em>index</em>, where <em>index</em> is 0 or 1.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#[]=-instance_method" title="#[]= (instance method)">#<strong>[]=</strong>(index, value) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Set the element at <em>index</em> to <em>value</em> and return <em>value</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#clamp-instance_method" title="#clamp (instance method)">#<strong>clamp</strong>(lo, hi) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Clamp the values of this vector between limits <em>lo</em> and <em>hi</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#dot-instance_method" title="#dot (instance method)">#<strong>dot</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns the dot (scalar) product of this vector and <em>other</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#hi-instance_method" title="#hi (instance method)">#<strong>hi</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return a new FXVec2d instance which is the greater of this vector and <em>other</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(xx = 0.0, yy = 0.0) ⇒ FXVec2d </a>
</span>
<span class="note title constructor">constructor</span>
<span class="summary_desc"><div class='inline'>
<p>Return an initialized FXVec2d instance.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#inspect-instance_method" title="#inspect (instance method)">#<strong>inspect</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#length-instance_method" title="#length (instance method)">#<strong>length</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return the length (magnitude) of this vector.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#length2-instance_method" title="#length2 (instance method)">#<strong>length2</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return the square of the length of this vector.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#lo-instance_method" title="#lo (instance method)">#<strong>lo</strong>(other) ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return a new FXVec2d instance which is the lesser of this vector and <em>other</em>.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#normalize-instance_method" title="#normalize (instance method)">#<strong>normalize</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Return a new FXVec2d instance which is a normalized version of this one.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#to_a-instance_method" title="#to_a (instance method)">#<strong>to_a</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Convert to array.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#to_s-instance_method" title="#to_s (instance method)">#<strong>to_s</strong> ⇒ Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Convert to string.</p>
</div></span>
</li>
</ul>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(xx = 0.0, yy = 0.0) ⇒ <tt><span class='object_link'><a href="" title="Fox::FXVec2d (class)">FXVec2d</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return an initialized FXVec2d instance.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
10</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 10</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_xx'>xx</span><span class='op'>=</span><span class='float'>0.0</span><span class='comma'>,</span> <span class='id identifier rubyid_yy'>yy</span><span class='op'>=</span><span class='float'>0.0</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_attr_details" class="attr_details">
<h2>Instance Attribute Details</h2>
<span id="x=-instance_method"></span>
<div class="method_details first">
<h3 class="signature first" id="x-instance_method">
#<strong>x</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns the value of attribute x.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
4
5
6</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 4</span>
<span class='kw'>def</span> <span class='id identifier rubyid_x'>x</span>
<span class='ivar'>@x</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="y=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="y-instance_method">
#<strong>y</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns the value of attribute y.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
5
6
7</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 5</span>
<span class='kw'>def</span> <span class='id identifier rubyid_y'>y</span>
<span class='ivar'>@y</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="*-instance_method">
#<strong>*</strong>(n) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new FXVec2d instance obtained by memberwise multiplication of this vector’s elements by the scalar <em>n</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
46</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 46</span>
<span class='kw'>def</span> <span class='op'>*</span><span class='lparen'>(</span><span class='id identifier rubyid_n'>n</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="+-instance_method">
#<strong>+</strong>(other) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new FXVec2d instance obtained by memberwise addition of the <em>other</em> FXVec2d instance with this one.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
32</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 32</span>
<span class='kw'>def</span> <span class='op'>+</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="--instance_method">
#<strong>-</strong>(other) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new FXVec2d instance obtained by memberwise subtraction of the <em>other</em> FXVec2d instance from this one.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
39</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 39</span>
<span class='kw'>def</span> <span class='op'>-</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="-@-instance_method">
#<strong>-@</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new FXVec2d instance which is the negation of this one.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
25</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 25</span>
<span class='kw'>def</span> <span class='op'>-@</span><span class='lparen'>(</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="/-instance_method">
#<strong>/</strong>(n) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a new FXVec2d instance obtained by memberwise division of this vector’s elements by the scalar <em>n</em>. Raises ZeroDivisionError if <em>n</em> is identically zero.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
54</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 54</span>
<span class='kw'>def</span> <span class='op'>/</span><span class='lparen'>(</span><span class='id identifier rubyid_n'>n</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="==-instance_method">
#<strong>==</strong>(other) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return <code>true</code> if this vector is equal to <em>other</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
62</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 62</span>
<span class='kw'>def</span> <span class='op'>==</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="[]-instance_method">
#<strong>[]</strong>(index) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns the element at <em>index</em>, where <em>index</em> is 0 or 1. Raises IndexError if <em>index</em> is out of range.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
16</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 16</span>
<span class='kw'>def</span> <span class='op'>[]</span><span class='lparen'>(</span><span class='id identifier rubyid_index'>index</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="[]=-instance_method">
#<strong>[]=</strong>(index, value) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Set the element at <em>index</em> to <em>value</em> and return <em>value</em>. Raises IndexError if <em>index</em> is out of range.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
22</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 22</span>
<span class='kw'>def</span> <span class='op'>[]=</span><span class='lparen'>(</span><span class='id identifier rubyid_index'>index</span><span class='comma'>,</span> <span class='id identifier rubyid_value'>value</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="clamp-instance_method">
#<strong>clamp</strong>(lo, hi) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Clamp the values of this vector between limits <em>lo</em> and <em>hi</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
75</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 75</span>
<span class='kw'>def</span> <span class='id identifier rubyid_clamp'>clamp</span><span class='lparen'>(</span><span class='id identifier rubyid_lo'>lo</span><span class='comma'>,</span> <span class='id identifier rubyid_hi'>hi</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="dot-instance_method">
#<strong>dot</strong>(other) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns the dot (scalar) product of this vector and <em>other</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
59</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 59</span>
<span class='kw'>def</span> <span class='id identifier rubyid_dot'>dot</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="hi-instance_method">
#<strong>hi</strong>(other) ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return a new FXVec2d instance which is the greater of this vector and <em>other</em>.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
93</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 93</span>
<span class='kw'>def</span> <span class='id identifier rubyid_hi'>hi</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="inspect-instance_method">
#<strong>inspect</strong> ⇒ <tt>Object</tt>
</h3><table class="source_code">
<tr>
<td>
<pre class="lines">
241</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fox16/core.rb', line 241</span>
<span class='kw'>def</span> <span class='id identifier rubyid_inspect'>inspect</span><span class='semicolon'>;</span> <span class='id identifier rubyid_to_a'>to_a</span><span class='period'>.</span><span class='id identifier rubyid_inspect'>inspect</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="length-instance_method">
#<strong>length</strong> ⇒ <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Return the length (magnitude) of this vector.</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
72</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 72</span>
<span class='kw'>def</span> <span class='id identifier rubyid_length'>length</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="length2-instance_method">
#<strong>length2</strong> ⇒ <tt>Object</tt>
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<p>Return the square of the length of this vector.</p>
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67</pre>
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<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 67</span>
<span class='kw'>def</span> <span class='id identifier rubyid_length2'>length2</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
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<h3 class="signature " id="lo-instance_method">
#<strong>lo</strong>(other) ⇒ <tt>Object</tt>
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<p>Return a new FXVec2d instance which is the lesser of this vector and <em>other</em>.</p>
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87</pre>
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<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 87</span>
<span class='kw'>def</span> <span class='id identifier rubyid_lo'>lo</span><span class='lparen'>(</span><span class='id identifier rubyid_other'>other</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
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<h3 class="signature " id="normalize-instance_method">
#<strong>normalize</strong> ⇒ <tt>Object</tt>
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<p>Return a new FXVec2d instance which is a normalized version of this one.</p>
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81</pre>
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<pre class="code"><span class="info file"># File 'rdoc-sources/FXVec2d.rb', line 81</span>
<span class='kw'>def</span> <span class='id identifier rubyid_normalize'>normalize</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
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<h3 class="signature " id="to_a-instance_method">
#<strong>to_a</strong> ⇒ <tt>Object</tt>
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<p>Convert to array</p>
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<pre class="code"><span class="info file"># File 'lib/fox16/core.rb', line 232</span>
<span class='kw'>def</span> <span class='id identifier rubyid_to_a'>to_a</span>
<span class='lbracket'>[</span><span class='id identifier rubyid_x'>x</span><span class='comma'>,</span> <span class='id identifier rubyid_y'>y</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
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<h3 class="signature " id="to_s-instance_method">
#<strong>to_s</strong> ⇒ <tt>Object</tt>
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<p>Convert to string</p>
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237
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<pre class="code"><span class="info file"># File 'lib/fox16/core.rb', line 237</span>
<span class='kw'>def</span> <span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_to_a'>to_a</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='kw'>end</span></pre>
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Generated on Mon Jan 2 11:47:28 2023 by
<a href="https://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
0.9.28 (ruby-3.1.2).
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