VBA highlights text in different
colours in different situations. Understanding what they mean would help much.
Let’s see about that in this post.
Font Highlighted in Black
All is well here. All text that
is in black colour is normal code that will be executed by VBA.
Font Highlighted in Red
If entire line of code font is
highlighted in red, that means there is a syntax error. Syntax error occurs
because of various reasons. Example: can be a misspelt keyword or argument.
Font highlighted in Green
Comment text is highlighted in
green. See if there is an apostrophe (‘) from where the text is appearing
green. Comments are used to elaborate what the code means or generally to give
more information. VBA will not execute comments.
Background highlighted in Grey
Grey highlighted text as shown in
below picture means you selected that text. It’s ready to be cut, copied or
moved to other location.
Background highlighted in Yellow
This means highlighted line is the
execution point. This is the line that will be executed when you proceed
further. An arrow mark will be placed in the left hand side of that line. Often you can see this when you press F8 in the macro.
Background highlighted in Maroon
This means highlighted line is
the break point. When you run your code, execution will automatically stop at
this line. You can place breakpoint or remove at any line of the code by
pressing F9 key placing cursor on that line. A maroon colour circle will also
be placed to the left of the code along with highlighting.
Font Highlighted in Blue
If you use any key word that is
part of VBA build in statements, functions; that word will be highlighted with
blue. Notice colour of With qualifier
below. (May be difficult to see here, you may type the same statement in your
VBA and notice)
Turquoise Colour Box in the Left
This box refers a bookmark.
Bookmarks are used to return to that line of code quickly from anywhere at a
later point of time.
Green Arrow in the Left
This is called Call Return Text. When you have a
series of macros called from one another and stop the code at a break point,
this arrow indicates from where the code will start running when the code is
resumed.
Follow this example to see how this works. Copy and paste below code in your module.
Sub Test()
Call Test1
End Sub
Sub Test1()
Call Test2
End Sub
Sub Test2()
Call Test3
End Sub
Sub Test3()
ActiveCell.Select
End Sub
Select ActiveCell.Select line and press F9. This should add a break point
on that line (maroon colour highlight). Now click on Sub Test () line and press
F5, when the maroon line turns yellow (execution point), press Ctrl+L. This
would show a box called Call Stack. Double
click anything in the list other than first item. You should be able to see the
green arrow in the module that calls your double clicked module. Bit confusing
but this is a great debugging tool. You might not be using it if you are not
really deep in developing. I myself haven’t used it yet.
All these colours are by default
applied by VBA; however you have option to choose other colours you fancy.
Click on Tools > Options > Editor Format tab. Under Code
Colors, click on any item and you can change the font, size, foreground,
background & indicator colour of that item. Enjoy!!!
Please continue this great work and I look forward to more of your awesome blog posts.
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