Comparisons
Liquid provides many advanced ways to compare your objects and variables when using conditionals. Comparing items is a mixture of conditions, contexts, and logic gates. Knowing all your options can give you lots of different ways to test and vary your templates.
Logic Gates
Liquid understands both and and or logic gates for testing multiple conditions in the same statement.
{% if item.data.age >= 15 and item.data.age < 25 %}
You can drive, but not rent a car.
{% endif %}
{% if item.slug == 'html' or item.slug == 'css' %}
Basic front-end development.
{% endif %}Comparisons
Liquid provides the following comparisons to use in your conditional statements.
| Comparison | Description |
|---|---|
| == | Is equal to |
| != | Is not equal to |
| <> | Is not equal to |
| < | Less than |
| > | Greater than |
| <= | Less than or equal to |
| >= | Greater than or equal to |
| contains | The left collection includes the right value |
Contexts
Any of the following can be used on either side of a comparison.
| Context | Description |
|---|---|
| nil or null | Does not exist |
| true | Is true |
| false | Is false |
| blank | Either does not exist, or is an empty string |
| empty | Does not contain any items (for collections) |
| variable | Any variable in the current context |
| ‘string’ or “string” | A quoted string |
| (x..y) | A range from x to y eg. (0..20) |
| x | Any integer or float |