I have to develop GUI interface. I am workin on perl . Therefore i decided to go with Tk module for GUI development. In back-end i have my .pl script for which i want to develop GUI ( I call it in perl usually as perl script.pl arguments -i (string) , -d (string), -o (numeric) ) . Now how to pass these 4 arguments in Tk module. I am beginner in GUI development. Therefore i am looking for some guidance and help , that will help me to go further and improve my skill.