Method substr

src/String.cpp:2113–2144

String String::substr(int inFirst, Dynamic inLen) const
{
   int len = inLen == null() ? length : inLen->__ToInt();
   if (inFirst<0) inFirst += length;
   if (inFirst<0) inFirst = 0;
   if (len<0)
   {
      len = length + len - inFirst;
   }

   if (len<=0 || inFirst>=length)
      return String::emptyString;

   if ((len+inFirst > length) ) len = length - inFirst;
   if (len==0)
      return String::emptyString;


   #ifdef HX_SMART_STRINGS
   if (isUTF16Encoded())
   {
      if (len==1)
         return String::fromCharCode(__w[inFirst]);
      return String( GCStringDup(__w+inFirst, len, 0), len );
   }
   #endif

   if (len==1)
      return String::fromCharCode(__s[inFirst]);

   return String( GCStringDup(__s+inFirst, len, 0), len );
}

String String::substring(int startIndex, Dynamic inEndIndex) const
{