> ## Documentation Index > Fetch the complete documentation index at: https://reportana.dev/llms.txt > Use this file to discover all available pages before exploring further. # default ### Introduction The `default` filter is used to provide a fallback value when a variable is `null`, empty, or undefined. This is useful to ensure there is always a value displayed, even if the original variable is not set. ### Example of Use Example of how to use the `default` filter to define a fallback value when the `first_name` variable is not set or is empty: ```twig theme={null} {{ first_name|default('Name not defined') }} ``` ### Output Example of the Code Result of the `default` Filter