A few notes about ImageJ Macro Language

Nasser DarwishBioimaging Facility, IST Austria

Based on the teaching materials of Fabrice Cordelières,Christian Tischer, and Kota Miura (EMBL Heidelberg)

Hello World! In 3 steps

1. Create a new macro

2. Type the code

3. Select IJ1 Macro language

4. But save it!

[File -> Save As…(“HelloWorld.ijm”)]

Functions, parameters and data types

Function print()

Semi-colon at the

end to indicate that

this function call

finishes hereFunction parameter: “Hello World!”

To see command reference:- Double click the command- [Tools > Open Help for Macro Function]

“Hello World!”Is a string, which is characters enclosed by quotation marks

Functions and variables

Macros and functions

A macro is a piece of code that can

be invoked independently

Macros can use multiple functions.

Functions are accessible inside the

macro.

Local and global variables

The global variable changes are preserved. Changes at the local variables

are lost out of context

To see command reference:- Double click the

command- [Tools > Open Help for

Macro Function]

https://imagej.nih.gov/ij/developer/macro/functions.html

Thank you!