写一个程序,打印出从命令行获取的三个自变量。
public class Text1_2 {
public static void main(String args[]){
if(args.length>
3){
System.
out.println(
"Sorry param isn't smaller 3.");
}
else if(args.length<
3){
System.
out.println(
"Sorry param isn't bigger 3.");
}
else{
for(
int i =
0;i<
3;i++){
System.
out.println(
"args["+i+
"]="+args[i]);
}
}
}
}
eclipse使用命令行参数: 右键项目选择Run as的Run Configurations,在弹出的窗口中间选择(x)=Arguments选择项,在program arguments中填写入相应的值。
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