{"id":73080,"date":"2026-02-07T00:09:26","date_gmt":"2026-02-06T16:09:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/73080.html"},"modified":"2026-02-07T00:09:26","modified_gmt":"2026-02-06T16:09:26","slug":"%e6%af%8f%e5%a4%a9%e4%b8%80%e4%b8%aalinux%e5%91%bd%e4%bb%a4_echo","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/73080.html","title":{"rendered":"\u6bcf\u5929\u4e00\u4e2aLinux\u547d\u4ee4_echo"},"content":{"rendered":"\n\n

\u547d\u4ee4\u683c\u5f0f<\/p>\n

\u529f\u80fd\u8bf4\u660e<\/p>\n

\u793a\u4f8b<\/p>\n

\u8f93\u51fa\u6548\u679c<\/p>\n<\/tr>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

echo<\/p>\n<\/td>\n

\n

\u9ed8\u8ba4\u6253\u5370\u7a7a\u884c\u5e76\u6362\u884c<\/p>\n<\/td>\n

\n

echo<\/p>\n<\/td>\n

\n

（\u7a7a\u884c）<\/p>\n<\/td>\n<\/tr>\n

\n

echo <\u5b57\u7b26\u4e32><\/p>\n<\/td>\n

\n

\u6253\u5370\u5b57\u7b26\u4e32\u5e76\u81ea\u52a8\u6362\u884c<\/p>\n<\/td>\n

\n

echo hello<\/p>\n<\/td>\n

\n

hello（\u540e\u63a5\u6362\u884c）<\/p>\n<\/td>\n<\/tr>\n

\n

echo -n <\u5b57\u7b26\u4e32><\/p>\n<\/td>\n

\n

\u6253\u5370\u5b57\u7b26\u4e32\u4f46\u4e0d\u6362\u884c<\/p>\n<\/td>\n

\n

echo -n hello<\/p>\n<\/td>\n

\n

hello（\u65e0\u6362\u884c，\u76f4\u63a5\u63a5\u547d\u4ee4\u63d0\u793a\u7b26）<\/p>\n<\/td>\n<\/tr>\n

\n

echo $<\u53d8\u91cf\u540d><\/p>\n<\/td>\n

\n

\u6253\u5370\u53d8\u91cf\u503c<\/p>\n<\/td>\n

\n

name=xx; echo $name<\/p>\n<\/td>\n

\n

xx<\/p>\n<\/td>\n<\/tr>\n

\n

echo $?<\/p>\n<\/td>\n

\n

\u6253\u5370\u4e0a\u4e00\u6761\u547d\u4ee4\u7684\u9000\u51fa\u72b6\u6001\u7801（0\u4e3a\u6210\u529f，1\u4e3a\u5931\u8d25）<\/p>\n<\/td>\n

\n

cat test2.txt; echo $?<\/p>\n<\/td>\n

\n

1（\u56e0\u6587\u4ef6\u4e0d\u5b58\u5728）<\/p>\n<\/td>\n<\/tr>\n

\n

echo '<\u5b57\u7b26\u4e32\/\u53d8\u91cf>'<\/p>\n<\/td>\n

\n

\u5355\u5f15\u53f7\u5305\u88f9，\u5185\u5bb9\u539f\u6837\u8f93\u51fa（\u4e0d\u89e3\u6790\u53d8\u91cf\/\u8f6c\u4e49\u7b26）<\/p>\n<\/td>\n

\n

echo '$name'<\/p>\n<\/td>\n

\n

$name<\/p>\n<\/td>\n<\/tr>\n

\n

echo "<\u5b57\u7b26\u4e32\/\u53d8\u91cf>"<\/p>\n<\/td>\n

\n

\u53cc\u5f15\u53f7\u5305\u88f9，\u89e3\u6790\u53d8\u91cf，\u4f46\u8f6c\u4e49\u7b26\u9700\u989d\u5916\u5904\u7406<\/p>\n<\/td>\n

\n

echo "$name"<\/p>\n<\/td>\n

\n

xx<\/p>\n<\/td>\n<\/tr>\n

\n

echo \\\\<\/p>\n<\/td>\n

\n

\u5355\u4e2a\u53cd\u659c\u6760\u4f5c\u4e3a\u7eed\u884c\u7b26，\u4e0d\u6253\u5370\u81ea\u8eab<\/p>\n<\/td>\n

\n

ll \\\\<\/p>\n<\/td>\n

\n

\u7eed\u5199\u4e0b\u4e00\u884c\u547d\u4ee4<\/p>\n<\/td>\n<\/tr>\n

\n

echo "\\\\"<\/p>\n<\/td>\n

\n

\u53cc\u5f15\u53f7\u5305\u88f9\u53cd\u659c\u6760，\u5c06\u5176\u4f5c\u4e3a\u666e\u901a\u5b57\u7b26\u8f93\u51fa<\/p>\n<\/td>\n

\n

echo "\\\\"<\/p>\n<\/td>\n

\n

\\\\<\/p>\n<\/td>\n<\/tr>\n

\n

echo " "<\/p>\n<\/td>\n

\n

\u53cc\u5f15\u53f7\u5305\u88f9\u7a7a\u683c，\u4fdd\u7559\u8fde\u7eed\u7a7a\u683c<\/p>\n<\/td>\n

\n

echo "hello world"<\/p>\n<\/td>\n

\n

hello world（\u4fdd\u75594\u4e2a\u7a7a\u683c）<\/p>\n<\/td>\n<\/tr>\n

\n

echo -e <\u542b\u8f6c\u4e49\u7b26\u7684\u5b57\u7b26\u4e32><\/p>\n<\/td>\n

\n

-e \u5f00\u542f\u8f6c\u4e49\u89e3\u6790，\u652f\u6301 \\\\n（\u6362\u884c）\u3001\\\\t（\u5236\u8868\u7b26）\u7b49<\/p>\n<\/td>\n

\n

echo -e "hello\\\\nworld"<\/p>\n<\/td>\n

\n

hello<\/p>\n

world<\/p>\n<\/td>\n<\/tr>\n

\n

echo -e "\\\\e[<ANSI\u7801>m<\u5b57\u7b26\u4e32>\\\\e[0m"<\/p>\n<\/td>\n

\n

\u7ed3\u5408ANSI\u8f6c\u4e49\u5e8f\u5217\u8f93\u51fa\u5e26\u989c\u8272\/\u683c\u5f0f\u7684\u6587\u672c<\/p>\n<\/td>\n

\n

echo -e "\\\\e[1;31;43mhello\\\\e[0m"<\/p>\n<\/td>\n

\n

\u9ec4\u5e95\u7ea2\u5b57\u7684 hello（\u540e\u6062\u590d\u9ed8\u8ba4\u683c\u5f0f）<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \n
  • \n

    \u9ed8\u8ba4\u6253\u5370\u7a7a\u884c<\/h2>\n<\/li>\n
  • echo<\/li>\n
  • \n

    \u6253\u5370\u5b57\u7b26\u4e32 \u5e76\u4e14\u5728\u5b57\u7b26\u4e32\u540e\u9762\u6253\u5370\u4e00\u4e2a\u6362\u884c<\/h2>\n<\/li>\n
  • echo hello<\/li>\n<\/ul>\n

    \"\"<\/p>\n

      \n
    • \n

      -n\u53d6\u6d88\u6253\u5370\u6362\u884c<\/h2>\n<\/li>\n
    • echo -n hello<\/li>\n<\/ul>\n

      \"\"<\/p>\n

        \n
      • \n

        $\u8c03\u7528\u53c2\u6570<\/h2>\n<\/li>\n
      • echo $name<\/li>\n
      • \n

        \u6253\u5370\u4e0a\u4e00\u4e2a\u547d\u4ee4\u7684\u72b6\u6001\u9000\u51fa\u7801<\/h2>\n<\/li>\n
      • echo $?（0\u4ee3\u8868\u6b64\u547d\u4ee4\u6267\u884c\u6210\u529f，1\u4ee3\u8868\u6b64\u547d\u4ee4\u6267\u884c\u5931\u8d25）<\/li>\n<\/ul>\n

        \"\"<\/p>\n

          \n
        • \n

          '\u00a0 \u00a0 '\u5355\u5f15\u53f7\u5f3a\u884c\u53d8\u4e3a\u5b57\u7b26\u4e32<\/h2>\n<\/li>\n
        • echo '$name'<\/li>\n<\/ul>\n

          \"\"<\/p>\n

            \n
          • \n

            "\u00a0 \u00a0"\u53cc\u5f15\u53f7\u00a0 \u00a0<\/h2>\n<\/li>\n
          • \n

            \\\\ \u53cd\u659c\u6760\u662f\u7eed\u884c\u7b26（\u53ef\u4ee5\u63a5\u7740\u4e0a\u4e00\u884c\u5199\u547d\u4ee4）\u8bc6\u522b\u53cd\u659c\u6760\\\\<\/h4>\n<\/li>\n
          • echo "\\\\"<\/li>\n<\/ul>\n

            \"\"<\/p>\n

            \"\"<\/p>\n

              \n
            • \n

              \u8bc6\u522b\u7a7a\u683c"\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/span>\u00a0"<\/span><\/h4>\n<\/li>\n
            • echo "\u00a0 \u00a0 \u00a0"<\/li>\n<\/ul>\n

              \"\"<\/p>\n

                \n
              • \n

                !!\u53ef\u4ee5\u8c03\u7528\u4e0a\u4e00\u6761\u547d\u4ee4\u00a0 !\u52a0\u5b57\u7b26\u641c\u5bfb\u4ee5\u6b64\u4e3a\u5f00\u5934\u7684\u4e0a\u4e00\u6761\u547d\u4ee4 \u5e76\u6267\u884c<\/h4>\n<\/li>\n<\/ul>\n

                \"\"<\/p>\n

                  \n
                • \n

                  ""\u53cc\u5f15\u53f7\u5c06!\u611f\u53f9\u53f7\u89e3\u6790\u6210\u641c\u5bfb\u547d\u4ee4<\/h4>\n<\/li>\n
                • echo "hello world!"<\/li>\n<\/ul>\n

                  \"\"<\/p>\n

                  -e\u5f00\u542f\u53cd\u659c\u6760\u8f6c\u8bd1（-e=escape）<\/h2>\n
                    \n
                  • echo -e "hello\\\\nworld"\u00a0 \u00a0\\\\n\u8f6c\u8bd1\u4e3a\u6362\u884c<\/li>\n
                  • echo -e "hello\\\\tworld"\u00a0 \u00a0 \\\\t\u8f6c\u8bd1\u4e3aTab<\/li>\n<\/ul>\n

                    \"\"<\/p>\n

                    \u4f7f\u7528ANSI\u548cSGR\u4fee\u9970\u547d\u4ee4\u6837\u5f0f<\/h2>\n
                      \n
                    • ANSI\u8f6c\u8bd1\u5e8f\u5217（American national standards Institute）<\/li>\n
                    • SGR\u8f6c\u8bd1\u5e8f\u5217（Select Graphic Rendition）<\/li>\n
                    • echo -e "\\\\e[1;31;43mhello world\\\\e[0m"<\/li>\n<\/ul>\n

                      \"\"<\/p>\n

                      ANSI \u7ec8\u7aef\u989c\u8272\/\u683c\u5f0f\u4ee3\u7801\u901f\u67e5\u8868<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
                      \n

                      \u4ee3\u7801\u7c7b\u578b<\/p>\n<\/td>\n

                      		\n

                      \u4ee3\u7801<\/p>\n<\/td>\n

                      		\n

                      \u6548\u679c\u8bf4\u660e<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u57fa<\/p>\n

                      \u7840<\/p>\n

                      \u683c<\/p>\n

                      \u5f0f<\/p>\n<\/td>\n

                      		\n

                      \\\\e[0m<\/p>\n<\/td>\n

                      		\n

                      \u91cd\u7f6e\u6240\u6709\u683c\u5f0f（\u9ed8\u8ba4）<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[1m<\/p>\n<\/td>\n

                      		\n

                      \u52a0\u7c97\/\u9ad8\u4eae\u663e\u793a<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[2m<\/p>\n<\/td>\n

                      		\n

                      \u5f31\u5316\u663e\u793a（\u6697\u8272）<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[3m<\/p>\n<\/td>\n

                      		\n

                      \u659c\u4f53<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[4m<\/p>\n<\/td>\n

                      		\n

                      \u4e0b\u5212\u7ebf<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[5m<\/p>\n<\/td>\n

                      		\n

                      \u95ea\u70c1\u663e\u793a<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[7m<\/p>\n<\/td>\n

                      		\n

                      \u53cd\u8f6c\u663e\u793a（\u524d\u666f\/\u80cc\u666f\u8272\u4e92\u6362）<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[8m<\/p>\n<\/td>\n

                      		\n

                      \u9690\u85cf\u663e\u793a<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u9ad8<\/p>\n

                      \u4eae<\/p>\n

                      \u524d<\/p>\n

                      \u666f<\/p>\n

                      \u8272<\/p>\n<\/p>\n<\/td>\n

                      		\n

                      \\\\e[90m<\/p>\n<\/td>\n

                      		\n

                      \u6df1\u7070\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[91m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7ea2\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[92m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7eff\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[93m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u9ec4\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[94m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u84dd\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[95m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7d2b\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[96m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u9752\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[97m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u767d\u8272<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \u9ad8<\/p>\n

                      \u4eae<\/p>\n

                      \u80cc<\/p>\n

                      \u666f<\/p>\n

                      \u8272<\/p>\n<\/p>\n<\/td>\n

                      		\n

                      \\\\e[100m<\/p>\n<\/td>\n

                      		\n

                      \u6df1\u7070\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[101m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7ea2\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[102m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7eff\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[103m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u9ec4\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[104m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u84dd\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[105m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u7d2b\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[106m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u9752\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n

                      \n

                      \\\\e[107m<\/p>\n<\/td>\n

                      		\n

                      \u4eae\u767d\u8272\u80cc\u666f<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                      \"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

                      \u547d\u4ee4\u683c\u5f0f\u529f\u80fd\u8bf4\u660e\u793a\u4f8b\u8f93\u51fa\u6548\u679cecho\u9ed8\u8ba4\u6253\u5370\u7a7a\u884c\u5e76\u6362\u884cecho（\u7a7a\u884c）echo \u6253\u5370\u5b57\u7b26\u4e32\u5e76\u81ea\u52a8\u6362\u884cecho hellohello（\u540e\u63a5\u6362\u884c）echo -n \u6253\u5370\u5b57\u7b26\u4e32\u4f46\u4e0d\u6362\u884cecho -n hellohello（\u65e0\u6362\u884c，\u76f4\u63a5\u63a5\u547d\u4ee4\u63d0\u793a\u7b26）echo $\u6253\u5370\u53d8\u91cf\u503cnamexx; echo $namexxecho $?\u6253\u5370\u4e0a\u4e00\u6761\u547d\u4ee4\u7684\u9000\u51fa\u72b6\u6001\u7801&#xff<\/p>\n","protected":false},"author":2,"featured_media":73068,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[58,43,44],"topic":[],"class_list":["post-73080","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-linux","tag-43","tag-44"],"yoast_head":"\n\u6bcf\u5929\u4e00\u4e2aLinux\u547d\u4ee4_echo - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/73080.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6bcf\u5929\u4e00\u4e2aLinux\u547d\u4ee4_echo - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u547d\u4ee4\u683c\u5f0f\u529f\u80fd\u8bf4\u660e\u793a\u4f8b\u8f93\u51fa\u6548\u679cecho\u9ed8\u8ba4\u6253\u5370\u7a7a\u884c\u5e76\u6362\u884cecho（\u7a7a\u884c）echo \u6253\u5370\u5b57\u7b26\u4e32\u5e76\u81ea\u52a8\u6362\u884cecho hellohello（\u540e\u63a5\u6362\u884c）echo -n \u6253\u5370\u5b57\u7b26\u4e32\u4f46\u4e0d\u6362\u884cecho -n hellohello（\u65e0\u6362\u884c，\u76f4\u63a5\u63a5\u547d\u4ee4\u63d0\u793a\u7b26）echo $\u6253\u5370\u53d8\u91cf\u503cnamexx; 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