spiridenok

' replace only the LAST occurrence of a the SEARCH substring in SOURCE 
' with the REPLACESTR string - search isn't case-sensitive
ReplaceLast = StrReverse(Replace(StrReverse(Source), StrReverse(Search), StrReverse(ReplaceStr), , 1))

spiridenok

static double fast_sqrt( const double number )
{
   const double f = 1.5;

   const double x = number * 0.5;
   double y = number;
   union 
   {
      double *double_repr;
      long long *long_long_repr;