/*
遍历二维数组中一维数组元素
*/
class ErWeiShuZu{
public static void main(String[] args) {
int [][] arr = {{1,2,3},{4,5},{6,7,8,9}};
for (int x = 0;x <arr.length ;x++ ) { //遍历二维数组的个数
for (int y = 0;y <arr[x].length ;y++ ) {//二维数组中一维数组的元素
System.out.print(arr[x][y]+" ");
}
System.out.println( );
}
}
}
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