Control Flow
- 13 Mar 2024
- 1 Minuto para leer
- OscuroLigero
Control Flow
- Actualizado en 13 Mar 2024
- 1 Minuto para leer
- OscuroLigero
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Resumen del artículo
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if
Executes a block of code only if a certain condition is true.
Input
{% if product.title == "Awesome Shoes" %}
These shoes are awesome!
{% endif %}
Output
These shoes are awesome!
unless
The opposite of if – executes a block of code only if a certain condition is not met.
Input
{% unless product.title == "Awesome Shoes" %}
These shoes are not awesome.
{% endunless %}
Output
These shoes are not awesome.
This would be the equivalent of doing the following:
{% if product.title != "Awesome Shoes" %}
These shoes are not awesome.
{% endif %}
elsif / else
Adds more conditions within an if or unless block.
Input
<!-- If customer.name = "anonymous" -->
{% if customer.name == "kevin" %}
Hey Kevin!
{% elsif customer.name == "anonymous" %}
Hey Anonymous!
{% else %}
Hi Stranger!
{% endif %}
Output
Hey Anonymous!
case/when
Creates a switch statement to compare a variable with different values. case initialises the switch statement, and when compares its values.
Input
{% assign handle = "cake" %}
{% case handle %}
{% when "cake" %}
This is a cake
{% when "cookie" %}
This is a cookie
{% else %}
This is not a cake nor a cookie
{% endcase %}
Output
This is a cake
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