R 4.0 ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทืš ื‘ื ื™ืžืฆื

ื‘ืึทืงืขื ืขื  ืžืขืœื“ื•ื ื’ ืคื•ืŸ ืคึผืจืึธื’ืจืึทืžืžื™ื ื’ ืฉืคึผืจืึทืš ืจ ืงืกื ื•ืžืงืก ืื•ืŸ ืคึฟืึทืจื‘ื•ื ื“ืŸ ื•ื•ื™ื™ื›ื•ื•ืืจื’ ืกื•ื•ื™ื•ื•ืข, ืึธืจื™ืขื ื˜ื™ื“ ืคึฟืึทืจ ืกืึทืœื•ื•ื™ื ื’ ืคึผืจืึธื‘ืœืขืžืก ืคื•ืŸ ืกื˜ืึทื˜ื™ืกื˜ื™ืฉ ืคึผืจืึทืกืขืกื™ื ื’, ืึทื ืึทืœื™ืกื™ืก ืื•ืŸ ื•ื•ื™ื–ืฉื•ื•ืึทืœืึทื–ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ืึทื˜ืŸ. ืžืขืจ ื•ื•ื™ 15000 ืคืึทืจืœืขื ื’ืขืจื•ื ื’ ืคึผืึทืงืึทื“ื–ืฉืึทื– ื–ืขื ืขืŸ ื’ืขืคึฟื™ื ื˜ ืฆื• ืกืึธืœื•ื•ืข ืกืคึผืขืฆื™ืคื™ืฉ ืคึผืจืึธื‘ืœืขืžืก. ื“ื™ ื‘ืึทื–ืข ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ื“ื™ R ืฉืคึผืจืึทืš ืื™ื– ื“ืขื•ื•ืขืœืึธืคึผืขื“ ื“ื•ืจืš ื“ื™ GNU ืคึผืจื•ื™ืขืงื˜ ืื•ืŸ ืคื•ื ืื ื“ืขืจื’ืขื˜ื™ื™ืœื˜ ื“ื•ืจืš ืื•ื ื˜ืขืจ ื“ื™ GPL ื“ืขืจืœื•ื™ื‘ืขื ื™ืฉ.

ืื™ืŸ ื“ื™ ื ื™ื™ึทืข ื•ื•ืขืจืกื™ืข ื“ืขืจืœืื ื’ื˜ ืขื˜ืœืขื›ืข ื”ื•ื ื“ืขืจื˜ ื™ืžืคึผืจื•ื•ื•ืžืึทื ืฅ, ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜:

  • ื™ื‘ืขืจื’ืึทื ื’ ืฆื• ื™ืจื•ืฉื” ืคื•ืŸ "ืžืึทื˜ืจื™ืฅ" ืึทื‘ื“ื–ืฉืขืงืฅ ืคื•ืŸ ื“ื™ "ืžืขื ื’ืข" ืงืœืึทืก;
  • ื ื™ื• ืกื™ื ื˜ืึทืงืก ืคึฟืึทืจ ืกืคึผืขืฆื™ืคื™ืฆื™ืจืŸ ื›ืึทืจืึทืงื˜ืขืจ ืงืึทื ืกื˜ืึทื ืฅ ืจ"(...)", ื•ื•ื• "..." ืื™ื– ืงื™ื™ืŸ ืกื™ืงื•ื•ืึทื ืก ืคื•ืŸ ืื•ืชื™ื•ืช ืึทื—ื•ืฅ ')';
  • ื“ื™ ืคืขืœื™ืงื™ื™ึทื˜ ื ื•ืฆืŸ ืื™ื– "stringsAsFactors = FALSE", ื•ื•ืึธืก ื“ื™ืกื™ื™ื‘ืึทืœื– ืฉื˜ืจื™ืงืœ ืงืึทื ื•ื•ืขืจื–ืฉืึทืŸ ืื•ื™ืฃ ืงืึทืœืœืก ืฆื• ื“ืึทื˜ืึท.ืคืจืึทืžืข() ืื•ืŸ read.table();
  • ื“ื™ ืคึผืœืึทื ืขื•ื•ืขืŸ () ืคึฟื•ื ืงืฆื™ืข ืื™ื– ืืจื™ื‘ืขืจื’ืขืคืืจืŸ ืฆื• ื“ื™ "ื‘ืึทื–ืข" ืคึผืขืงืœ ืคื•ืŸ ื“ื™ "ื’ืจืึทืคื™ืงืก" ืคึผืขืงืœ;
  • ืึทื ืฉื˜ืึธื˜ ื“ื™ NAMED ืžืขืงืึทื ื™ื–ืึทื, ืจืขืคึฟืขืจืขื ืฅ ืงืึทื•ื ื˜ื™ื ื’ ืื™ื– ื’ืขื ื™ืฆื˜ ืฆื• ื‘ืึทืฉืœื™ืกืŸ ืฆื™ ืจ ืึทื‘ื“ื–ืฉืขืงืฅ ืคื•ืŸ C ืงืึธื“ ืงืขืŸ ื–ื™ื™ืŸ ื‘ืขืฉืึธืœืขื ืžืึทื“ืึทืคื™ื™ื“, ื•ื•ืึธืก ื’ืขืžืื›ื˜ ืขืก ืžืขื’ืœืขืš ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ืงืึธืคึผื™ืข ืึทืคึผืขืจื™ื™ืฉืึทื ื–;
  • ื“ื™ ื™ืžืคึผืœืึทืžืขื ื˜ื™ื™ืฉืึทืŸ ืคื•ืŸ ืจืขื’ื•ืœืขืจ ืื•ื™ืกื“ืจื•ืงืŸ ืื™ื– ื˜ืจืึทื ืกืคืขืจื“ ืฆื• ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ื“ืขืจ ื‘ื™ื‘ืœื™ืึธื˜ืขืง PCRE2 (ืื•ื™ืฃ ืคึผืœืึทื˜ืคืึธืจืžืก ืื ื“ืขืจืข ื•ื•ื™ Windows, ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ื‘ื•ื™ืขืŸ ืžื™ื˜ PCRE1 ืื™ื– ืึธืคึผื˜ื™ืึธื ืึทืœืœื™ ืœื™ื ืงืก);
  • ื“ื•ืจืš assertError () ืื•ืŸ assertWarning () ืขืก ืื™ื– ื’ืขื•ื•ืืจืŸ ืžืขื’ืœืขืš ืฆื• ืงืึธื ื˜ืจืึธืœื™ืจืŸ ืคึฟืึทืจ ืกืคึผืขืฆื™ืคื™ืฉ ืงืœืืกืŸ ืคื•ืŸ ืขืจืจืึธืจืก ืึธื“ืขืจ ื•ื•ืึธืจื ื™ื ื’ื–;
  • file.path () ื”ืื˜ ืคึผืึทืจื˜ื™ื™ื™ืฉ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื”ืึทื ื“ืœื™ื ื’ UTF-8 ืขื ืงืึธื•ื“ื™ื“ ื˜ืขืงืข ืคึผืึทื˜ืก ืื•ื™ืฃ ืกื™ืกื˜ืขืžืขืŸ ืึธืŸ UTF-8 ืœืึธืงืึทืœ. ืื•ื™ื‘ ืขืก ืื™ื– ืื•ืžืžืขื’ืœืขืš ืฆื• ืื™ื‘ืขืจื–ืขืฆืŸ ื“ื™ ื›ืึทืจืึทืงื˜ืขืจ ืงืึธื“ื™ืจื•ื ื’ ืื™ืŸ ืคึผืึทื˜ืก, ืึท ื˜ืขื•ืช ืื™ื– ืื™ืฆื˜ ื“ื–ืฉืขื ืขืจื™ื™ื˜ืึทื“;
  • ื˜ืฉื™ื™ื ื“ื–ืฉื“ ื“ื™ ืคืขืœื™ืงื™ื™ึทื˜ ืงืึธืœื™ืจ ืคึผืึทืœื™ื˜ืจืข ืื™ืŸ ื“ื™ ืคึผืึทืœื™ื˜ืจืข () ืคื•ื ืงืฆื™ืข. ืฆื• ื–ืขืŸ ื“ื™ ื‘ื ื™ืžืฆื ืคึผืึทืœืขื˜ื˜ืขืก, ื“ื™ palette.pals () ืคึฟื•ื ืงืฆื™ืข ืื™ื– ืฆื•ื’ืขื’ืขื‘ืŸ;
  • ืฆื•ื’ืขืœื™ื™ื’ื˜ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ RFC 1952 ืคึฟืึธืจืžืึทื˜ (ืื™ืŸ-ื–ื™ืงืึธืจืŸ ื“ืึทื˜ืŸ ืงืึทืžืคึผืจืขืกื˜ ืžื™ื˜ ื’ื–ื™ืคึผ) ืฆื• memDecompress () ืคึฟื•ื ืงืฆื™ืข;
  • ืฆื•ื’ืขืœื™ื™ื’ื˜ ื ื™ื™ึท ืคืึทื ื’ืงืฉืึทื ื–: ืคึผืจืึทืคึผืึธืจืฉืึทื ื– (), marginSums (), .S3method (), list2DF (), infoRDS (), .class2 (), deparse1 (), R_user_dir (), socketTimeout (), globalCallingHandlers (), tryInvokeRestart () ืื•ืŸ ืึทืงื˜ื™ื•ื•ื‘ื™ื ื“ื™ื ื’ืคื•ื ืงื˜ื™ืึธืŸ ().

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’