map

Filters = map

It creates an array of values by extracting the values of a named property from another object. In this example, assume the object site.pages contain all the metadata for a website. Using assign with the map filter creates a variable that contains only the values of the category properties of everything in the site.pages object.

INPUT

OUTPUT

{% assign all_categories = site.pages | map: "category" %} {% for item in all_categories %} - {{ item }} {% endfor %}

  • business

  • celebrities

  • lifestyle

  • sports

  • technology



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