Negate.java

gehe zur Dokumentation dieser Datei

package de.lathanda.eos.vm.commands;
 
import de.lathanda.eos.vm.Command;
import de.lathanda.eos.vm.Machine;
 
public class Negate extends Command {
 
    @Override
    public boolean execute(Machine m) throws Exception {
        Object a = m.pop();
        if (a instanceof Integer) {
            m.push(-((Number) a).intValue());
        } else {
            m.push(-((Number) a).doubleValue());
        }
        return true;
    }
 
    @Override
    public String toString() {
        return "Negate{" + '}';
    }
}