How to compile and run package in java ?

Answer 1

are you referring to a jar? If you are referring to jar then you can convert it into runnable jar and trigger it using command line by providing the inputs which it needs.

Answer 2

but how can we compile through command line ?

Answer 3

to compile the .java file, use "javac YourFileName.java" and to run the compiled code, use "java YouFileName"

Answer 4

thats the command we use to compile from command line and dont forgot to set your path to the java jdk folder