| description | Learn more about: Power Query M language specification |
|---|---|
| title | Power Query M language specification |
| ms.topic | language-reference |
| ms.date | 11/14/2024 |
| ms.custom | nonautomated-date |
| ms.subservice | m-specification |
The specification describes the values, expressions, environments and variables, identifiers, and the evaluation model that form the Power Query M language's basic concepts.
The specification is contained in the following topics.