/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.

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