---
id: kw-true
name: true
category: operators
kind: keyword
tokens: true false null
sig: true   false   null
tip: The boolean literals, and the absent record, slice or string.
order: 13
---

<code>true</code> and <code>false</code> are the two <code>bool</code> values; <code>null</code> is no record, no slice and no string - what an unset reference field holds and what a lookup that finds nothing returns.