Undocumented Matlab
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Semi-documented feature

Matlab toolstrip – part 1

Matlab contains extensive toolstrip (ribbon) functionality that can be integrated in user programs (GUI).

September 3, 2018 5 Comments Read More »

Parsing XML strings

Matlab's xmlread function cannot process XML data directly, but this can easily be overcome.

February 1, 2017 8 Comments Read More »

Sending email/text messages from Matlab

Sending emails and SMS (text) messages from Matlab is easy, once you know a few quirks.

December 7, 2016 6 Comments Read More »

Online (web-based) Matlab

Matlab Online is a MathWorks product that enables running Matlab applications via a full-fledged web interface.

August 4, 2014 5 Comments Read More »

Improving fwrite performance

Standard file writing performance can be improved in Matlab in surprising ways.

April 24, 2013 11 Comments Read More »

Matlab-Java memory leaks, performance

Internal fields of Java objects may leak memory - this article explains how to avoid this without sacrificing performance.

January 19, 2012 34 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 »

Customizing uitree nodes – part 1

This article describes how to customize specific nodes of Matlab GUI tree controls created using the undocumented uitree function

August 25, 2010 21 Comments Read More »

Undocumented XML functionality

Matlab's built-in XML-processing functions have several undocumented features that can be used by Java-savvy users

November 18, 2009 6 Comments Read More »

Legend '-DynamicLegend' semi-documented feature

The built-in Matlab legend function has a very useful semi-documented feature for automatic dynamic update, which is explained here.

June 4, 2009 21 Comments Read More »
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Recent Posts

Speeding-up builtin Matlab functions – part 3

Improving graphics interactivity

Interesting Matlab puzzle – analysis

Interesting Matlab puzzle

Undocumented plot marker types

Matlab toolstrip – part 9 (popup figures)

Matlab toolstrip – part 8 (galleries)

Matlab toolstrip – part 7 (selection controls)

Matlab toolstrip – part 6 (complex controls)

Matlab toolstrip – part 5 (icons)

Matlab toolstrip – part 4 (control customization)

Reverting axes controls in figure toolbar

Matlab toolstrip – part 3 (basic customization)

Matlab toolstrip – part 2 (ToolGroup App)

Matlab toolstrip – part 1

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Recent Comments
  • Josh (17 hours 59 minutes ago): Dear Yair, Small typo; you wrote >>Move lines up or down – CTRL + ALT + UP or DOWN allows you to move selected lines up or down but it’s actually ALT+SHIFT then UP/DOWN...
  • Yair Altman (7 days 12 hours ago): You can try to increase the Java heap memory size in the Matlab preferences (General => Java Heap Memory). Any changes to the settings will only take effect after restarting...
  • Thomas (7 days 14 hours ago): Hello, thanks for sharing! I currently receive the following memory error message when using savezip with a big object (Matlab R2020b, Windows 10). Error using...
  • Yair Altman (10 days 21 hours ago): Yerlan – either use menuItem1.setEnabled(0) or set(menuItem1,'Enabled',0)
  • Manzn (11 days 0 hours ago): Thank you man! you saved me, when there was no more light 😀
  • Yerlan (12 days 5 hours ago): Hello Mr. Altman, how can I disable menu items in the context menu? E.g. when I am trying to do this: menuItems = jmenu.getSubElements; menuItem1 = menuItems(1);...
  • Yair Altman (12 days 21 hours ago): Thanks for the note Eric – you forgot the crucial call to jTable.setLabelTable(labelTabl e) – I added it into your code snippet above.
  • Erik (14 days 8 hours ago): Thank you for this — I don’t know if this has been mentioned anywhere else before, but it could be useful to mention how to add custom labels to a jslider. I did the...
  • turhv (27 days 2 hours ago): very nice! work perfectly to me in MATLAB 2019a. thanks!!!
  • Jianfei (60 days 6 hours ago): I have tried the MathWorks CheckBoxList in Matlab 2015b. For whatever the reason, I can’t change the font properties. I can change the font color, but changing font properties...
  • Donato Coppola (66 days 1 hour ago): Hi Yair, I have a problem with the double format. When I run the treeTable function, the numbers in double format cells are displayed with comma as decimal separator. How can...
  • Kim (71 days 15 hours ago): Yair, the following didn’t work for me either: jh.setBorderPainted(false); Regards, Kim
  • Adil (73 days 17 hours ago): Thank you for the blog, it was useful for me. I have a file named App_project.mlapp.zip and when I extract it through Winzip it gives all the files exactly as you described above. I...
  • Mr Ashley Trowell (76 days 3 hours ago): Thank you so much for this analysis. Also, I find it somewhat horrifying. The take away seems to be to use && / || and NOT and / or. Thanks a bunch! ~Ashley
  • Matt (81 days 4 hours ago): Late reply I know, but you can call custom shortcuts with alt-#. Hold down Alt to see what number is assigned to the shortcuts you’ve created. Now if there was a way to create a...
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