foreach my $index (0..$#array) {
   if ($array[$index] == $whatever) {
      splice @array, $index, 1;
   }
}

##</code><code>##

for (0..$#array) {
   if ($array[$_] == $whatever) {
      splice @array, $_, 1;
   }
}

##</code><code>##

for (0..$#array) {
   splice @array, $_, 1
      if $array[$_] == $whatever;
}

##</code><code>##

for (reverse 0..$#array) {
  splice @array, $_, 1
    if $array[$_] == $whatever;
}