Tag Archives: array functions

Passing 3D arrays to Excel with Python and pyxll

Posted on 18/06/2026 by dougaj4

The previous post looked at options for displaying 1D or 2D arrays in Excel. This post will look at passing 3D arrays from Python to Excel as a cache object, using pyxll, and how to extract selected data from the … Continue reading →

Posted in Arrays, Excel, Link to Python, Newton, PyXLL, UDFs | Tagged , , , , , | Leave a comment

Dynamic array update and the @ operator

Posted on 11/06/2026 by dougaj4

Many of the user defined functions (UDF’s) presented in this blog return an array rather than a single value. Options for displaying arrays in Excel have changed significantly in recent years and this post looks at the most efficient ways … Continue reading →

Posted in Arrays, Excel, Link to Python, PyXLL, UDFs, VBA | Tagged , , , , , , , , | 1 Comment

More on TrimRange and the Drop Function

Posted on 20/11/2025 by dougaj4

A comment on my previous post links to a helpful YouTube video on using TrimRange and the Dot operator: It also looks at using the Drop Function to exclude a specified number of rows and/or columns from the top or … Continue reading →

Posted in Arrays, Excel | Tagged , , , , | Leave a comment

The TrimRange Function

Posted on 05/11/2025 by dougaj4

I have just discovered the TRIMRANGE function, and its very useful shortcut version, which were introduced to Excel 365 about a year ago. The function excludes all empty rows and/or columns from the outer edges of a range or array, … Continue reading →

Posted in Arrays, Excel | Tagged , , , | 2 Comments

RC Design Functions 9.02; DevLength function

Posted on 13/09/2022 by dougaj4

The RC Design Functions spreadsheet has now been updated to Version 9.02, and is available for free download from: RC Design Functions9.zip Changes in the new version include: The new DevLength function returns reinforcement development length to AS 3600, AS … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , , , , | Leave a comment