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Redcarpetify index; edit default filter

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Adam Hollett
2015-12-14 11:08:34 -05:00
parent 1579545be2
commit 2790e8c339
2 changed files with 19 additions and 26 deletions
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filters/default.md
+1 -1
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@@ -2,7 +2,7 @@
title: default title: default
--- ---
`default` offers a means of having a fallback in case your value doesn't exist. `default` will use its substitute if the left side is `nil`, `false`, or empty. `default` lets you specify a fallback in case a value doesn't exist. `default` will show its value if the left side is `nil`, `false`, or empty.
In this example, `product_price` is not defined, so the default value is used. In this example, `product_price` is not defined, so the default value is used.
index.md
+18 -25
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@@ -22,9 +22,15 @@ Objects and variable names are denoted by double curly braces: `{% raw %}{{{% en
For example, you can show basic content like a page title using a Liquid object: For example, you can show basic content like a page title using a Liquid object:
| Liquid | Output | ```liquid
|:----------------------------------------|:---------| {% raw %}
| {% raw %}`{{ page.title }}`{% endraw %} | Overview | {{ page.title }}
{% endraw %}
```
```text
Overview
```
In this case, Liquid is rendering the content of an object called `page.title`, and that object contains the text `Overview`. In this case, Liquid is rendering the content of an object called `page.title`, and that object contains the text `Overview`.
@@ -40,27 +46,20 @@ Tag markup does not resolve to text. This means that you can assign variables an
#### Conditionals #### Conditionals
For example, you can change what information Liquid shows using conditionals: Conditionals can change the information Liquid shows using programming logic:
<p class="input">Liquid</p> ```liquid
<div>
{% highlight liquid %}
{% raw %} {% raw %}
{% if user %} {% if user %}
Hello {{ user.name }}! Hello {{ user.name }}!
{% endif %} {% endif %}
{% endraw %} {% endraw %}
{% endhighlight %} ```
</div>
<p class="output">Output</p> ```text
<div>
{% highlight text %}
Hello Adam! Hello Adam!
{% endhighlight %} ```
</div>
This conditional statement `if user` checks to see if an object called `user` exists. If the condition is *true* (that is, if there is a `user`), Liquid shows any content that is contained between the `if` and `endif` tags. This conditional statement `if user` checks to see if an object called `user` exists. If the condition is *true* (that is, if there is a `user`), Liquid shows any content that is contained between the `if` and `endif` tags.
@@ -70,9 +69,7 @@ In this case, our user's `name` is Adam, so the template prints `Hello Adam!`.
You can also use tags to loop over a list or array of objects: You can also use tags to loop over a list or array of objects:
<p class="input">Liquid</p> ```liquid
<div>
{% highlight liquid %}
{% raw %} {% raw %}
{% for item in collection %} {% for item in collection %}
@@ -80,18 +77,14 @@ You can also use tags to loop over a list or array of objects:
{% endfor %} {% endfor %}
{% endraw %} {% endraw %}
{% endhighlight %} ```
</div>
<p class="output">Output</p> ```text
<div>
{% highlight text %}
I have a shirt I have a shirt
I have a pants I have a pants
I have a banana I have a banana
I have a bucket I have a bucket
{% endhighlight %} ```
</div>
The statement `for item in collection` tells Liquid to show the content between the `for` and `endfor` tags one time for every `item` in the `collection` object. The statement `for item in collection` tells Liquid to show the content between the `for` and `endfor` tags one time for every `item` in the `collection` object.