public class HelloJava
{
public static void main(String[]args)
{
System.out.println("Hello,java!");
}
}
运行后得:
C:\j2sdk1.4.2_04\bin>javac hellojava.java
hellojava.java:1: 'class' or 'interface' expected
public Class HelloJava
^
1 error
是怎么回事?请各位高手指点迷津!!还有JAVA安装好后怎么设置环境变量??
{
public static void main(String[]args)
{
System.out.println("Hello,java!");
}
}
运行后得:
C:\j2sdk1.4.2_04\bin>javac hellojava.java
hellojava.java:1: 'class' or 'interface' expected
public Class HelloJava
^
1 error
是怎么回事?请各位高手指点迷津!!还有JAVA安装好后怎么设置环境变量??
----------------------------------------------
另外你应该在hellojava.java所在的目录执行这个操作,
把C:\j2sdk1.4.2_04\bin加入到你的环境变量path里面
当然也可以用 JAVAC -classpath "c:\jdk\bin;..." hell
没见他的命令行是C:\j2sdk1.4.2_04\bin
改成小写,应该没有问题的
用 javac HelloJava.java
一定要区分大小写
C:\j2sdk1.4.2_04\bin>javac hellojava.java
hellojava.java:1: class HelloJava is public, should be declared in a file named
HelloJava.java
public class HelloJava
^
1 error
在我的电脑 属性 设置环境变量里 Path的值是windows的 是把它改成java的还是新建一个PATH鞋java的?
C:\j2sdk1.4.2_04\bin>javac Hellojava.java
Hellojava.java:1: class HelloJava is public, should be declared in a file named
HelloJava.java
public class HelloJava
^
1 error
好象不关文件名大小写的事