Java数组遍历

public class bianli {
    public static void main(String[] args) {             
            int[] arr= {11,22,33,44,55};
            printArray(arr);
    }
    public static void printArray(int[] arr) {
            System.out.print("[");
            for(int i=0;i<arr.length;i++) {
                    if(i==arr.length-1) {
                            System.out.print(arr[i]);
                    }
                    else {
                            System.out.print(arr[i]+",");
                    }
            }
            System.out.println("]");
    }
}