default

Allows you to specify a fallback in case a value doesn’t exist. default will show its value if the left side is falsy or empty (string or Array).

In this example, product_price is not defined, so the default value is used.

Input

{{ product_price | default: 2.99 }}

Output

2.99

In this example, product_price is defined, so the default value is not used.

Input

{% assign product_price = 4.99 %}
{{ product_price | default: 2.99 }}

Output

4.99

In this example, product_price is empty, so the default value is used.

Input

{% assign product_price = "" %}
{{ product_price | default: 2.99 }}

Output

2.99