length of 2d array c++

C++

int rows = sizeof(arr) / sizeof(arr[0]); // returns rows
int col = sizeof(arr[0]) / sizeof(int); // returns col

Source

Also in C++:

Title
how to make a switch case statement in c++
Category
C++
Title
initialising 2d vector
Category
C++
Title
check if intent has extras
Category
C++
Title
regexp_like oracle c++
Category
C++
Title
Insert into vector C++
Category
C++
Title
convert int to string c++
Category
C++
Title
c++ clear console
Category
C++
Title
c++ overloaded == operator
Category
C++
Title
min coin change problem dp
Category
C++
Title
what is difference between ciel and floor
Category
C++
Title
c++ multiple inheritance diamond problem
Category
C++
Title
level order traversal
Category
C++
Title
split string at index c++
Category
C++
Title
C++ remove element from set
Category
C++
Title
minimum swaps to sort an array
Category
C++
Title
c++ template function
Category
C++
Title
pop from between string c++
Category
C++
Title
find height of a tree
Category
C++
Title
what is time complexity of min_element()
Category
C++
Title
how to find the mode of a vector c++
Category
C++
Title
c++ convert int to double
Category
C++
Title
how to compare lower case character to uppercase cpp
Category
C++
Title
ue4 c++ enum
Category
C++
Title
c++ find object in vector by attribute
Category
C++
Title
how to format decimal palces in c++
Category
C++
Title
stringstream in c++
Category
C++
Title
namespace file linking c++
Category
C++
Title
how to grab all of user input c++
Category
C++
Title
find in set of pairs using first value cpp
Category
C++
Title
c++ function to find minimum element in array
Category
C++
Title
stack function in cpp
Category
C++
Title
c++ function return array
Category
C++
Title
c++ string to stream
Category
C++
Title
map vs unordered_map in C++
Category
C++
Title
how to run c++ file mingw cmd
Category
C++
Title
min heap priority queue c++
Category
C++
Title
char vector to string c++
Category
C++
Title
c++ variable arguments
Category
C++
Title
how to ensure the user inouts a int and not anything else c++
Category
C++
Title
pionter in c++
Category
C++
Title
how to avoid tle in c++
Category
C++
Title
how do for loops on c++
Category
C++
Title
trovare il valore massimo in un array c++ w3
Category
C++
Title
appending a double to a string c++
Category
C++
Title
How to traverse in a tree iterative C++
Category
C++
Title
arduino falling edge
Category
C++
Title
how to include seld declared header file in c++
Category
C++
Title
properties of a set c++
Category
C++
Title
nginx linux
Category
C++
Title
is x prime?
Category
C++
Title
arduino delay millis
Category
C++
Title
how to print nth palindrome number in c++
Category
C++
Title
dijkstra c++ geeksforgeeks using set
Category
C++
Title
int to float c++
Category
C++
Title
cloud hosting
Category
C++
Title
Convert binary tree to a doubly linked list
Category
C++
Title
*min_element in c++
Category
C++
Title
c++ find prime numbers
Category
C++
Title
filling 2d array with 0 c++
Category
C++
Title
how to iterate over unordered_map c++
Category
C++
Title
accumulate in cpp
Category
C++
Title
removing repeated characters in a string c++
Category
C++
Title
if vector contains value c++
Category
C++
Title
c++ sql
Category
C++
Title
Read multiple files(.txt) c++
Category
C++
Title
insert elements in array in c++11
Category
C++
Title
tellg and seekg c++
Category
C++
Title
compare function in sort c++ stl
Category
C++
Title
how to load from files C++
Category
C++
Title
how to execute c++ program in cmd
Category
C++
Title
size of a matrix using vector c++
Category
C++
Title
c++ while true loop
Category
C++
Title
set lower bound c++
Category
C++
Title
primos menores que
Category
C++
Title
iterative preorder traversal
Category
C++
Title
declare vectors c++
Category
C++
Title
hashset in c++
Category
C++
Title
how to delete something in an array c++
Category
C++
Title
how to check sqrt of number is integer c++
Category
C++
Title
binary tree search
Category
C++
Title
transpose matrix eigen c++
Category
C++
Title
dijkstra in c++
Category
C++
Title
c++ program to input and print text using Dynamic Memory Allocation.loop
Category
C++
Title
gfg left view of tree
Category
C++
Title
c++ switch case statement
Category
C++
Title
c++ typeid get type name
Category
C++
Title
find_if c++
Category
C++
Title
Merge k sorted linked lists and return it as one sorted list.
Category
C++
Title
binary search in set c++
Category
C++
Title
how to initialize an struct object in c++
Category
C++
Title
c++ convert const char* to LPCWSTR
Category
C++
Title
c++ wait for user input
Category
C++
Title
c++ isalphanum
Category
C++
Title
length of string in c++
Category
C++
Title
c++ round to int
Category
C++
Title
#include
Category
C++
Title
how to type cast quotient of two integers to double with c++
Category
C++
Title
string to number in c++
Category
C++
Title
cout console
Category
C++
Title
how to swap string characters in c++
Category
C++