Semi-documented function

String/char compatibility

Backward compatibility of strings in function inputs is a challenge, that can be assisted with an undocumented builtin function.

June 28, 2018 18 Comments Read More »

Password & spinner controls in Matlab GUI

Password fields and spinner controls can easily be embedded in Matlab GUIs.

December 14, 2016 4 Comments Read More »

Editable combo-box

Matlab's popup menu (combo-box) control is quite limited in its abilities. This article explains how we can work around these limitations.

October 9, 2013 20 Comments Read More »

Function definition meta-info

There are multiple ways to retrieve meta-info about functions in Matlab.

September 4, 2013 6 Comments Read More »

Math libraries version info & upgrade

Matlab exposes undocumented info about its internal math libraries; these libraries can be upgraded manually.

July 17, 2013 7 Comments Read More »

Handle Graphics Behavior

HG behaviors are an important aspect of Matlab graphics that enable custom control of handle functionality.

March 6, 2013 6 Comments Read More »

Customizing menu items part 1

Matlab menus can be customized in a variety of undocumented manners - first article of a series.

April 25, 2012 6 Comments Read More »

Common javacomponent problems

The javacomponent function is very useful for placing Java components on-screen, but has a few quirks.

December 7, 2011 29 Comments Read More »

Types of undocumented Matlab aspects

This article lists the different types of undocumented/unsupported/hidden aspects in Matlab

November 24, 2011 No Comments Read More »

Javacomponent background color

This article explains how to align Java component background color with a Matlab color.

October 12, 2011 3 Comments Read More »

Nicholas (6 days 19 hours ago): Hi Yair, Thanks for the reply. I am on Windows 10. I also forgot to mention that this all works wonderfully out of the editor. It only fails once compiled. So, yes, I have tried a...
Nicholas (6 days 19 hours ago): Hi Yair, Thanks for the reply. I am on Windows 10. I also forgot to mention that this all works wonderfully out of the editor. It only fails once compiled. So, yes, I have tried a...
Yair Altman (7 days 2 hours ago): Nicholas – yes, I used it in a compiled Windows app using R2022b (no update). You didn’t specify the Matlab code location that threw the error so I can’t help...
Nicholas (7 days 22 hours ago): Hi Yair, Have you attempted your displayWebPage utility (or the LightweightHelpPanel in general) within a compiled application? It appears to fail in apps derived from both R2022b...
João Neves (11 days 3 hours ago): I am on matlab 2021a, this still works: url = struct(struct(struct(struct(hF ig).Controller).PlatformHost). CEF).URL; but the html document is empty. Is there still a way to do...
Yair Altman (14 days 2 hours ago): Perhaps the class() function could assist you. Or maybe just wrap different access methods in a try-catch so that if one method fails you could access the data using another...
Jeroen Boschma (14 days 4 hours ago): Never mind, the new UI components have an HTML panel available. Works for me…
Alexandre (14 days 5 hours ago): Hi, Is there a way to test if data dictionnatry entry are signal, simulink parameters, variables … I need to access their value, but the access method depends on the data...
Nicholas (14 days 19 hours ago): In case anyone is looking for more info on the toolbar: I ran into some problems creating a toolbar with the lightweight panel. Previously, the Browser Panel had an addToolbar...
Jeroen Boschma (18 days 2 hours ago): I do not seem to get the scrollbars (horizontal…) working in Matlab 2020b. Snippets of init-code (all based on Yair’s snippets on this site) handles.text_explorer...
Yair Altman (46 days 5 hours ago): m_map is a mapping tool, not even created by MathWorks and not part of the basic Matlab system. I have no idea why you think that the customizations to the builtin bar function...
chengji chen (46 days 11 hours ago): Hi, I have tried the method, but it didn’t work. I plot figure by m_map toolbox, the xticklabel will add to the yticklabel at the left-down corner, so I want to move down...
Yair Altman (54 days 4 hours ago): @Alexander – this is correct. Matlab stopped including sqlite4java in R2021b (it was still included in 21a). You can download the open-source sqlite4java project from...
Alexander Eder (60 days 0 hours ago): Unfortunately Matlab stopped shipping sqlite4java starting with R2021(b?)
K (66 days 10 hours ago): Is there a way to programmatically manage which figure gets placed where? Let’s say I have 5 figures docked, and I split it into 2 x 1, I want to place 3 specific figures on the...