Fill a 2d array java

Fill a two dimensional array with default value

for (double[] row: matrix)
    Arrays.fill(row, 1.0);

How to fill a 2d array in java

int rows = 5, column = 7;
int[][] arr = new int[rows][column]; 
   
   //2D arrays are row major, so always row first
   
for (int row = 0; row < arr.length; row++)
{
	for (int col = 0; col < arr[row].length; col++)
    {
    	arr[row][col] = 5; //Whatever value you want to set them to
    }
}

Fill a 2d array java

int rows = 5, column = 5;

Similar codes

0 vote205 views1 answer
How to get input of local date type java
Java
0 vote206 views1 answer
A Queue after the following operations: enqueue(3) enqueue(4) enqueue(2) dequeue() enqueue(1) enqueue(1) enqueue(2) dequeue()
Java
0 vote208 views1 answer
How to check number of messages in kafka topic
Java
2 votes195 views1 answer
Jcenter is at end of life
Java
5 votes169 views1 answer
Is a relationship concept java
Java
0 vote203 views2 answers
Java sort array descending
Java
4 votes198 views1 answer
Properties java 8 maven in pom xml
Java
0 vote202 views1 answer
Mockito verify more than once
Java
1 vote149 views1 answer
Localdate get last day of month java
Java
0 vote192 views1 answer
Javafx open alert window
Java