tag.html

---
layout: null
title: Tag
---

{% comment %}
https://codinfox.github.io/dev/2015/03/06/use-tags-and-categories-in-your-jekyll-based-github-pages/
=======================
The following part extracts all the tags from your posts and sort tags, so that you do not need to manually collect your tags to a place.
=======================
{% endcomment %}
{% assign rawtags = "" %}
{% for post in site.posts %}
    {% assign ttags = post.tags | join:'|' | append:'|' %}
    {% assign rawtags = rawtags | append:ttags %}
{% endfor %}
{% assign rawtags = rawtags | split:'|' | sort %}

{% comment %}
=======================
The following part removes dulpicated tags and invalid tags like blank tag.
=======================
{% endcomment %}
{% assign tags = "" %}
{% for tag in rawtags %}
    {% if tag != "" %}
        {% if tags == "" %}
            {% assign tags = tag | split:'|' %}
        {% endif %}
        {% unless tags contains tag %}
            {% assign tags = tags | join:'|' | append:'|' | append:tag | split:'|' | sort %}
        {% endunless %}
    {% endif %}
{% endfor %}

{% comment %}
=======================
The purpose of this snippet is to list all the tags you have in your site.
=======================
{% endcomment %}
{% for tag in tags %}
    <a class="tag" href="#{{ tag | slugify }}">{{ tag }}</a>
{% endfor %}

{% comment %}
=======================
The purpose of this snippet is to list all your posts posted with a certain tag.
=======================
{% endcomment %}
{% for tag in tags %}
    <h2 id="{{ tag | slugify }}">{{ tag }}</h2>
    <ul>
     {% for post in site.posts %}
         {% if post.tags contains tag %}
         <li>
         <p>
         <a href="{{ post.url }}">
         {{ post.title }}
         </a>
         <small>- {{ post.date | date: "%F" }}</small>
         <br/>
         {% for tag in post.tags %}
             <a class="tag small" href="#{{ tag | slugify }}">{{ tag }}</a>
         {% endfor %}
         </p>
         </li>
         {% endif %}
     {% endfor %}
    </ul>
{% endfor %}