Re: select all rows (resp. columns) out of matrix

[TheFlyingFiddle]

On Thursday, 14 November 2013 at 22:18:44 UTC, TheFlyingFiddle 
wrote:
unittest
{
  int[][] matrix = new int[][](n,m);

  //Getting a collumn is simple.
  int[] collumn0 = matrix[0];
  //Getting a row is trickier
  int[] row0;

  //Loop over all collumns
  foreach(i; matrix) {
    row0 ~= matrix[i][0];
  }
}

Sry the way you get rows is wrong.
It should be

int[] row0;
foreach(collumn; matrix)
    row0 ~= collumn[0];

and not

  int[] row0;

  //Loop over all collumns
  foreach(i; matrix) {
    row0 ~= matrix[i][0];
  }