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# Category Archives: Excel

## Eval and Let examples

There are many examples of the use of the new Let function on the web (see my previous post on this topic for links). This post compares use of Let with my Eval user defined function (UDF). More details on … Continue reading

Posted in Excel, Maths, UDFs, VBA
Tagged Eval UDF, Excel, Let function, nested functions, UDFs, VBA
8 Comments

## Two New Functions; Let and Lambda

Two new Excel functions have recently attracted a lot of attention; these are: LET (now available to Office 365 subscribers and LAMBDA (currently available to Office Insiders program only) Microsoft documentation can be found at: Announcing LET Have you ever … Continue reading

Posted in Excel, UDFs
Tagged Excel, Lambda examples, Lambda Function, Let examples, Let function
1 Comment

## Python callable arguments from Excel

Many Scipy functions have “callable” arguments, i.e. functions that can be called, with the returned data used as input by the calling function. Types of callable arguments include: Functions in the active Python module Functions in any active loaded library … Continue reading

Posted in Excel, Link to Python, NumPy and SciPy, PyXLL, UDFs
Tagged Eval, Excel, getattr, globals, lambda functions, Python, PyXLL, UDFs
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## Python optional arguments from Excel – Part 2

The previous post provided a method for using pyxll to pass optional arguments from Excel to Python whilst preserving the default values of any called Python function for arguments that were omitted in the Excel function. One condition where this … Continue reading

Posted in Excel, Link to Python, NumPy and SciPy, PyXLL, UDFs, VBA
Tagged default arguments, Excel, Python, PyXLL, UDFs, VBA
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## Using Python optional arguments from Excel with pyxll

Python functions allow optional arguments to be specified by allocating a default value to each optional argument. The pyxll add-in allows Python functions called from Excel to work in the same way, so any argument with a default value may … Continue reading

Posted in Excel, Link to Python, PyXLL, UDFs
Tagged default arguments, Excel, Python, PyXLL, SciPy, Scipy stats, UDFs
1 Comment