How to remove spaces in array keys names in php?

Question

I am trying to remove all spaces in array keys names i.e. str_replace(\' \',\'\',$value) (or worst cast scenario replace them with underscores (_) )

and I am trying

Answer 1

function array_stripstuff(&$elem)
{
  if (is_array($elem)) {
    foreach ($elem as $key=>$value)
      $elem[str_replace(" ","-",$key)]=$value;
  }
  return $elem;
}

$strippedarray = array_walk_recursive($yourarray,'array_stripstuff');

There you go :-)