java备忘

javadoc -d api Simple.java 生成api文档

void arrayFill(){
int[] age = {1,2,3,4,5};

Arrays.fill(age,3);
for(int i = 0;i<age.length;i++){
System.out.println("value:"+age[i]);
}

Arrays.fill(age,1,3,8);
for(int i = 0;i<age.length;i++){
System.out.println("value:"+age[i]);
}
}