need a code to calculate user inputs in java

Question

hi
i need a code to calculate user inputs like this:

this is user input>> 5+6-8+6*2/4

i will be greatful

Answer 1

magic with js engine.
I think it won't work on SL compiler (too much memory needed), but it works.

https://code.sololearn.com/c61v3l8IXdD9/?ref=app

Answer 2

Here you can find the Java tutorial:
https://www.sololearn.com/Course/Java/?ref=app

What you ask for it will need only very simple and basic knowledge, so do a little effort and go through some studying... If people do all the job for you, you will not learn much ;-)