Evaluate a mathematics expression in java

	import javax.script.ScriptEngineManager;
	import javax.script.ScriptEngine;
	public class Test {
	public static void main(String[] args) throws Exception{
	ScriptEngineManager mgr = new ScriptEngineManager();
	ScriptEngine engine = mgr.getEngineByName("JavaScript");
	String foo = "10+2";
	System.out.println(engine.eval(foo));
	}
	}

view raw java hosted with ❤ by GitHub