cmd
e:
mkdir java
cd java
notepad test.java
//write
import java.io.*;
import java.util.*;
import jxl.*;public class test{ public static void main(String args[]){
//上面两个括号
try {
System.out.println("YYMMDDhh".substring(0,6));
System.out.println("");
}
catch (Exception ex) {
}
finally {
}
//下面两个括号
} ctrl + s
alt +f4javac test.java
java test
e:
mkdir java
cd java
notepad test.java
//write
import java.io.*;
import java.util.*;
import jxl.*;public class test{ public static void main(String args[]){
//上面两个括号
try {
System.out.println("YYMMDDhh".substring(0,6));
System.out.println("");
}
catch (Exception ex) {
}
finally {
}
//下面两个括号
} ctrl + s
alt +f4javac test.java
java test
Exception in thread "main" java.lang.NoClassDefFoundError: test怎么回事,如果的classpath没有设置当前路径的话
java test
你按照我的来不就行了