/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

11 votes109 views3 answers
Get ascii value of string in C++
C++
0 vote134 views1 answer
Esp
C++
3 votes118 views2 answers
Set precision in c++ no decimal places\
C++
26 votes114 views10 answers
Bootstrap
C++
0 vote98 views1 answer
C++ check that const char* has suffix
C++
0 vote96 views1 answer
Sfml disable message
C++
0 vote120 views1 answer
Backward chaining python
C++
0 vote114 views1 answer
How to install opencv c++ on windows vscode
C++
7 votes129 views5 answers
Stoi cpp
C++
-2 votes116 views1 answer
C++ press any key
C++