A 2-dimensional array of ints , has been created and assigned to a2d. Write an expression whose value is the number of elements in the first row. (Assume the array is not empty.)
LANGUAGE: JAVA
CHALLENGE:
A 2-dimensional array of ints , has been created and assigned to a2d. Write an expression whose value is the number of elements in the first row. (Assume the array is not empty.)
SOLUTION:
a2d[0].length