/C++/Delete specific row from dynamic 2d array c++

Delete specific row from dynamic 2d array c++

Delete 2d dynamic array c++

for (int i = 0; i < numRows; i++) {
    delete [] world[i];
//    world[i] = 0;  // <- don't have to do this
}
delete [] world;  // <- because they won't exist anymore after this
world = 0;

Source: cplusplus.com

Delete specific row from dynamic 2d array c++

string** new_array = array;
for(int i=0; i<numRows; i++){
  new_array = new string[coloumns]
    if(i != n){ // <- if you want to delete nth row then
        new_array[i] = array[i];
    }
}
array = new_array; // <- now array excluding nth row is saved in this pointer.

Similar codes

5 votes234 views1 answer
Interpreter latex matlab
C++
1 vote204 views1 answer
C++ overwrite file
C++
0 vote144 views1 answer
Std::vector to array
C++
0 vote244 views3 answers
Simplest code for stack implementation in c++
C++
2 votes261 views1 answer
How to use winmain function
C++
2 votes188 views1 answer
Multiline comment in C++
C++
0 vote184 views1 answer
Convert c program to c ++ online
C++
0 vote200 views1 answer
How to find size of int array in c++
C++
3 votes185 views1 answer
C++ check if string contains uppercase
C++
0 vote188 views2 answers
Generating unique id for an object in c++
C++