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    <title>JSDoc: Class: WeakSet</title>

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    <h1 class="page-title">Class: WeakSet</h1>

    
<section>

<header>
    
        <h2><span class="attribs"><span class="type-signature"></span></span>
            <span class="ancestors"><a href="module-barejs_polyfill.html">barejs/polyfill</a>.</span>WeakSet<span class="signature">(_iterable<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h2>
        
    
</header>

<article>
    <div class="container-overview">
    
        
    <h4 class="name" id="WeakSet"><span class="type-signature"></span>new WeakSet<span class="signature">(_iterable<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>Mimics the implementation of a native <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakSet">WeakSet</a>.
The only way to achieve this is by putting a property on the added value.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>_iterable</code></td>
            

            <td class="type">
            
                
<span class="param-type">*</span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last"><p>Optional: an iterable whose values will be added to the WeakSet.</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="polyfill_WeakSet.js.html">polyfill/WeakSet.js</a>, <a href="polyfill_WeakSet.js.html#line20">line 20</a>
    </li></ul></dd>
    

</dl>


    </div>

    
        <h3 class="subsection-title">Methods</h3>

        
    <h4 class="name" id="add"><span class="type-signature"></span>add<span class="signature">(_value)</span><span class="type-signature"> &rarr; {<a href="module-barejs_polyfill.WeakSet.html">module:barejs/polyfill.WeakSet</a>}</span></h4>
    

<div class="description">
    <p>Adds a value to a WeakSet.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>_value</code></td>
            

            <td class="type">
            
            </td>

            
            <td class="description last"><p>The value to add.</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="polyfill_WeakSet.js.html">polyfill/WeakSet.js</a>, <a href="polyfill_WeakSet.js.html#line48">line 48</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>The WeakSet (for chaining)</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type"><a href="module-barejs_polyfill.WeakSet.html">module:barejs/polyfill.WeakSet</a></span>


    </dd>
</dl>

    
    <h4 class="name" id="delete"><span class="type-signature"></span>delete<span class="signature">(_value)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
    

<div class="description">
    <p>Remove the value from the WeakSet</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>_value</code></td>
            

            <td class="type">
            
                
<span class="param-type">object</span>


            </td>

            
            <td class="description last"><p>The value to remove.</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="polyfill_WeakSet.js.html">polyfill/WeakSet.js</a>, <a href="polyfill_WeakSet.js.html#line80">line 80</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>True if the value was deleted, false otherwise</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">boolean</span>


    </dd>
</dl>

    
    <h4 class="name" id="has"><span class="type-signature"></span>has<span class="signature">(_value)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
    

<div class="description">
    <p>Check if the WeakSet has an entry for the specified _value.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>_value</code></td>
            

            <td class="type">
            
                
<span class="param-type">object</span>


            </td>

            
            <td class="description last"><p>The object to check.</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="polyfill_WeakSet.js.html">polyfill/WeakSet.js</a>, <a href="polyfill_WeakSet.js.html#line68">line 68</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>True if the WeakSet contains _value, false otherwise.</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">boolean</span>


    </dd>
</dl>

    
</article>

</section>


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