Java length of matrix

public static void main(String[] args) {

    int[][] foo = new int[][] {
        new int[] { 1, 2, 3 },
        new int[] { 1, 2, 3, 4},
    };

    System.out.println(foo.length); //2
    System.out.println(foo[0].length); //3
    System.out.println(foo[1].length); //4
}

Similar codes

0 vote192 views1 answer
How to create object of abstract class in java
Java
1 vote189 views1 answer
Package within another java
Java
0 vote211 views1 answer
Retrieve Image from java database.
Java
0 vote189 views1 answer
Type mismatch cannot convert from string to string in java cucumber
Java
0 vote201 views1 answer
How to give intent one project to othrer project activity in anroid
Java
51 votes228 views6 answers
Java array print
Java
0 vote218 views1 answer
Run webgoat using docker
Java
1 vote201 views1 answer
Optional throw if present
Java
0 vote188 views1 answer
Java filter array by even numbers
Java
10 votes208 views2 answers
Maven test class
Java