代码如下:
- package scc;
- import javax.script.ScriptEngine;
- import javax.script.ScriptEngineManager;
- import javax.script.ScriptException;
- public class Counter {
- public static void main(String[] args) {
- // TODO Auto-generated method stub
- ScriptEngineManager manager = new ScriptEngineManager();
- ScriptEngine SE = manager.getEngineByName("js");
- String Numbers = new String("1+2/5");
- try {
- String ans = SE.eval(Numbers).toString();
- System.out.println(ans);
- } catch (ScriptException e) {
- e.printStackTrace();
- }
- }
- }
来源: http://www.phpxs.com/code/1001796/