---
title: "Liquid filters: map"
description: Creates an array of values from a specific property of the items in an array.
api_name: liquid
source_url:
  html: https://shopify.dev/docs/api/liquid/filters/map
  md: https://shopify.dev/docs/api/liquid/filters/map.md
---

# map

```oobleck
array | map: string
```

Creates an array of values from a specific property of the items in an array.

```liquid
{%- assign product_titles = collection.products | map: 'title' -%}


{{ product_titles | join: ', ' }}
```

##### Code

```
{%- assign product_titles = collection.products | map: 'title' -%}

{{ product_titles | join: ', ' }}
```

##### Data

```
{
  "collection": {
    "products": [
      {
        "title": "Draught of Immortality"
      },
      {
        "title": "Glacier ice"
      },
      {
        "title": "Health potion"
      },
      {
        "title": "Invisibility potion"
      }
    ]
  }
}
```

## Output

```html
Draught of Immortality, Glacier ice, Health potion, Invisibility potion
```