> For the complete documentation index, see [llms.txt](https://docs.cascade.io/cascade/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cascade.io/cascade/cascade-faqs/functions-and-expressions.md).

# Functions and Expressions

{% content-ref url="/pages/ceLLUYVrHzV8TVeSAXow" %}
[How to write an IN() statement with multiple variables](/cascade/cascade-faqs/functions-and-expressions/how-to-write-an-in-statement-with-multiple-variables.md)
{% endcontent-ref %}

{% content-ref url="/pages/SP8luJHzMUFCcJyp9TUT" %}
[How to Remove null Records with a Filter tool](/cascade/cascade-faqs/functions-and-expressions/how-to-remove-null-records-with-a-filter-tool.md)
{% endcontent-ref %}

{% content-ref url="/pages/eTMwxQD3PjlVJIheaGRi" %}
[How to write an IF Statement in Cascade](/cascade/cascade-faqs/functions-and-expressions/how-to-write-an-if-statement-in-cascade.md)
{% endcontent-ref %}

{% content-ref url="/pages/bmh6aieXCwKSIiJL0OKD" %}
[How to replace null values with 0](/cascade/cascade-faqs/functions-and-expressions/how-to-replace-null-values-with-0.md)
{% endcontent-ref %}