Method joinArray

src/Array.cpp:433–538

String ArrayBase::joinArray(Array_obj<String> *inArray, String inSeparator)
{
   int length = inArray->length;
   if (length==0)
      return HX_CSTRING("");

   int len = 0;
   bool isWChar = false;
   for(int i=0;i<length;i++)
   {
      String strI = inArray->__unsafe_get(i);
      if (strI.raw_ptr())
      {
         len += strI.length;
         #ifdef HX_SMART_STRINGS
         if (strI.isUTF16Encoded())
            isWChar = true;
         #endif
      }
      else
         len += 4;
   }

   len += (length-1) * inSeparator.length;
   #ifdef HX_SMART_STRINGS
   bool sepIsWide = inSeparator.isUTF16Encoded();
   if (isWChar || sepIsWide)
   {
      char16_t *buf = String::allocChar16Ptr(len);
      int pos = 0;
      bool separated = inSeparator.length>0;

      for(int i=0;i<length;i++)
      {
         String strI = inArray->__unsafe_get(i);
         if (!strI.raw_ptr())
         {
            memcpy(buf+pos,u"null",8);
            pos+=4;
         }
         else if(strI.length==0)
         {
            // ignore
         }
         else if (strI.isUTF16Encoded())
         {
            memcpy(buf+pos,strI.raw_wptr(),strI.length*sizeof(char16_t));
            pos += strI.length;
         }
         else
         {
            const char *ptr = strI.raw_ptr();
            for(int c=0;c<strI.length;c++)
               buf[pos++] = ptr[c];
         }

         if (separated && (i+1<length) )
         {