# Function

The **Function** section of Node-RED's default palette. Each page opens with why you
would reach for that node, then mirrors the node's built-in help.

- [Function](/docs/node-red/core-nodes/function/function/)
- [Switch](/docs/node-red/core-nodes/function/switch/)
- [Change](/docs/node-red/core-nodes/function/change/)
- [Range](/docs/node-red/core-nodes/function/range/)
- [Template](/docs/node-red/core-nodes/function/template/)
- [Delay](/docs/node-red/core-nodes/function/delay/)
- [Trigger](/docs/node-red/core-nodes/function/trigger/)
- [Exec](/docs/node-red/core-nodes/function/exec/)
- [Filter](/docs/node-red/core-nodes/function/filter/)