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Fix documentation for push/pop/shift/unshift 

/cc https://github.com/jekyll/jekyll/pull/4384
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Parker Moore 2016-03-17 15:50:50 -07:00
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site/_docs/templates.md
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@ -275,20 +275,33 @@ common tasks easier.
<td>
<p class="name"><strong>Array Filters</strong></p>
<p>Push, pop, shift, and unshift elements from an Array.</p>
<p>These are <strong>NON-DESTRUCTIVE</strong>, i.e. they do not mutate the array, but rather make a copy and mutate that.</p>
</td>
<td class="align-center">
<p>
<code class="filter">{% raw %}{{ page.tags | push: 'Spokane' }}{% endraw %}</code>
<code class="filter">{% raw %}{{ page.tags | pop }}{% endraw %}</code>
<code class="filter">{% raw %}{{ page.tags | shift }}{% endraw %}</code>
<code class="filter">{% raw %}{{ page.tags | unshift }}{% endraw %}</code>
</p>
<p>
<code class="output">['Seattle', 'Tacoma', 'Spokane']</code>
<code class="output">['Seattle', 'Tacoma']</code>
</p>
<p>
<code class="filter">{% raw %}{{ page.tags | pop }}{% endraw %}</code>
</p>
<p>
<code class="output">['Seattle']</code>
</p>
<p>
<code class="filter">{% raw %}{{ page.tags | shift }}{% endraw %}</code>
</p>
<p>
<code class="output">['Tacoma']</code>
</p>
<p>
<code class="filter">{% raw %}{{ page.tags | unshift: "Olympia" }}{% endraw %}</code>
</p>
<p>
<code class="output">['Olympia', 'Seattle', 'Tacoma']</code>
</p>
</td>
</tr>
</tbody>