• IF Statements in Power Query M 🔍
• Power Query / M Language🔍
• Getting Started with Custom Functions in Power Query M🔍
• Powerquery M🔍
• Expression.Evaluate🔍
• Power Query M formula language🔍
• Value from previous row – Power Query🔍
• Writing documentation for custom M|functions🔍

IF Statements in Power Query M (Incl Nested IFs, OR, AND) - BI Gorilla

It allows you to test a value with a specified condition, leading to two possible results (also known as a conditional statement). The if formula first checks ...

Power Query / M Language - Visual Studio Marketplace

Extension for Visual Studio Code - Language service for the Power Query / M formula language.

Getting Started with Custom Functions in Power Query M

However, as you begin to encounter more complex datasets, you're likely to become familiar with the M (or Mashup) formula language that the tool is based upon.

Powerquery M | PDF | Function (Mathematics) | Spreadsheet - Scribd

The document provides an overview and introduction to the Power Query M formula language. It describes M as a functional language used to filter and combine ...

Expression.Evaluate() In Power Query/M - Chris Webb's BI Blog

The important thing to remember here is that an M expression can be more than just a single line of code – a Power Query query is in fact a ...

Power Query M formula language

Power Query M formula language · let expression · Variable names · Literals · Keywords · Immutable values · Comments · Escape character · Two types of values.

Value from previous row – Power Query, M language - ExcelTown.com

... Power Query (or from any other row…). There are two approaches here. The first one is shorter and uses the List.Range function. The other is longer, but you ...

Writing documentation for custom M-functions, Part2

I will refer more frequently to the Microsoft Power Query for Excel Formula Language Specification. You can read it here. Defining and adding metadata to the ...

Power Query M language - Power BI and Azure Data Platform

Power Query M formula language by Microsoft; Power Query M Primer (in 18 ... Power Query M functions reference by Microsoft; Power Query M Primer (part 2): ...

Combine M Functions and Formulas In Custom Columns - P3 Adaptive

The secret lies in using different “M” functions to create “combined formulas” within custom columns (plus a sprinkling of Power Query (M)agic).

Power Query M Formula Language in Power BI Desktop — Part 6

At the heart of the query is the Power Query M formula language, a case-sensitive, data mashup language available to Power BI Desktop.

Start of series: Programming loops with M-language in Power Query

The M-Language for Power Query and Power BI is a functional language that is foreign to the classic loop constructions of other languages.

Free M Code Class from Basic to Advanced: Power Query Excel ...

Download Zipped Folder with All Files: https://excelisfun.net/files/12-M365ExcelClassVideoFiles.zip This video is a comprehensive lesson in ...

Types in the Power Query M formula language

And, while the Power Query M language specification explains the type system well, it does leave a few surprises. For example, validation of function instances.

Power Query M Formula Language - IACA

✓ Any such data mashup is expressed using the Power Query M. Formula Language. Page 5. WHEN YOU NEED M LANGUAGE. ✓ Add some additional ...

Understanding Let Expressions In M For Power BI And Power Query

When you start writing M code for loading data in Power Query or Power BI, one of the first things you'll do is open up the Advanced Editor ...

The Each Keyword in Power Query - Excelguru

I've found that the Microsoft Power Query for Excel Formula Language Specification available from https://msdn.microsoft.com/en-us/library ...

Lists in Power Query - how, when and why - the self-service-bi blog

The M language has so-called structured values, to which lists, records and tables belong. Each value type serves specific purposes and this post is intended to ...

The strange “each” and “_” in Power Query | by Henrik Massow

Power Query offers with M a powerful formula language. This article provides an introduction to functions and their special features in M.

Replicating Excel's LEFT Function with M in Power Query

Key Takeaways · While Power Query's M language does not natively support Excel's LEFT function, using a custom column formula with Text.Start will make this work ...