Function getUnits

Engine/source/core/strings/stringUnit.cpp:69–110

   }

   const char *getUnits(const char *string, S32 startIndex, S32 endIndex, const char *set)
   {
      if( startIndex > endIndex )
         return "";

      dsize_t sz;
      S32 index = startIndex;
      while(index--)
      {
         if(!*string)
            return "";
         sz = dStrcspn(string, set);
         if (string[sz] == 0)
            return "";
         string += (sz + 1);
      }
      const char *startString = string;

      for( U32 i = startIndex; i <= endIndex && *string; i ++ )
      {
         sz = dStrcspn(string, set);
         string += sz;

         if( i < endIndex && *string )
            string ++;
      }
      
      S32 totalSize = ( S32 )( string - startString );
      AssertWarn( totalSize + 1 < sizeof( _returnBuffer ), "Size of returned string too large for return buffer" );
      totalSize = getMin( totalSize, S32( sizeof( _returnBuffer ) - 1 ) );

      if( totalSize > 0 )
      {
         char *ret = &_returnBuffer[0];
         dStrncpy( ret, startString, totalSize );
         ret[ totalSize ] = '\0';
         
         return ret;
      }

      return "";
   }

   U32 getUnitCount(const char *string, const char *set)
   {