Category Archives: UDFs

Writing an array function from VBA

Posted on 09/06/2013 by dougaj4

I have covered the topic of writing VBA arrays to a spreadsheet range quite frequently here.  As a reminder, the procedure is: ReDim myarray(1 To NumArrayRows, 1 To NumArrayColumns) ‘ Fill array With Range(“MyNamedRange”) .ClearContents .Resize(NumArrayRows, NumArrayColumns).Name = “MyNamedRange” End … Continue reading →

Posted in Arrays, Excel, UDFs, VBA | Tagged , , , | 1 Comment

Using RC Design Functions – 3

Posted on 08/06/2013 by dougaj4

In the previous post in this series I looked at the results available from the EStress function in the RC Design Functions spreadsheet.  Three associated functions are: EstressCap PLCurve TStiff EStressCap finds the maximum bending moment for a specified axial load, … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , , | 1 Comment

Using RC Design Functions – 2

Posted on 18/05/2013 by dougaj4

In the previous post we looked at a summary of the functions in the RC Design Functions spreadsheet, and ways of using the EStress function (download file with examples).  In this post we will look in more detail at the … Continue reading →

Posted in Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , | 1 Comment

Using RC Design Functions – 1

Posted on 10/05/2013 by dougaj4

Download RC Design Functions (includes full open source code) and EStress Examples.xlsx This series of posts will cover ways of using the many functions contained in the RC Design Functions spreadsheet, starting with some general comments on using the User … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , | 13 Comments

Section properties for groups of defined shapes

Posted on 12/04/2013 by dougaj4

Following a discussion at Eng-Tips, I have modified the section properties spreadsheet (presented here) so that section properties can be found for groups of defined shapes, including provision for translation and rotation of each shape, and application of different E … Continue reading →

Posted in Coordinate Geometry, Excel, Maths, Newton, UDFs, VBA | Tagged , , , | 13 Comments