{"id":925546,"date":"2024-07-22T04:42:47","date_gmt":"2024-07-22T04:42:47","guid":{"rendered":"https:\/\/proxyelite.info\/?p=925546"},"modified":"2025-06-05T13:52:34","modified_gmt":"2025-06-05T13:52:34","slug":"what-s-new-in-java-11","status":"publish","type":"post","link":"https:\/\/proxyelite.info\/cn\/what-s-new-in-java-11\/","title":{"rendered":"Java 11 \u6709\u54ea\u4e9b\u65b0\u529f\u80fd\uff1f"},"content":{"rendered":"
\u7279\u5f81<\/th>\u63cf\u8ff0<\/th>\u4f8b\u5b50<\/th>\u597d\u5904<\/th><\/tr><\/thead>
Lambda \u53c2\u6570\u7684\u5c40\u90e8\u53d8\u91cf\u8bed\u6cd5<\/td>\u5141\u8bb8\u4f7f\u7528 var<\/code> \u5728 lambda \u8868\u8fbe\u5f0f\u4e2d\u4ee5\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/td>(var x, var y) -> x + y<\/code><\/td>\u4ee3\u7801\u7684\u4e00\u81f4\u6027\u3002<\/td><\/tr>
HTTP \u5ba2\u6237\u7aef\uff08\u6807\u51c6\uff09<\/td>\u652f\u6301 HTTP\/1.1 \u548c HTTP\/2 \u7684\u65b0 HTTP \u5ba2\u6237\u7aef API\u3002<\/td>HttpClient client = HttpClient.newHttpClient();<\/code><\/td>\u73b0\u4ee3\u3001\u529f\u80fd\u4e30\u5bcc\u7684 API\u3002<\/td><\/tr>
Epsilon\uff1a\u65e0\u64cd\u4f5c\u5783\u573e\u6536\u96c6\u5668<\/td>\u4e0d\u56de\u6536\u5185\u5b58\u7684\u5783\u573e\u6536\u96c6\u5668\u3002<\/td>java -XX:+UseEpsilonGC MyApp<\/code><\/td>\u5bf9\u4e8e\u6027\u80fd\u6d4b\u8bd5\u6709\u7528\u3002<\/td><\/tr>
\u57fa\u4e8e\u5d4c\u5957\u7684\u8bbf\u95ee\u63a7\u5236<\/td>\u7b80\u5316\u5d4c\u5957\u7c7b\u578b\u7684\u8bbf\u95ee\u63a7\u5236\u3002<\/td>private static class NestedClass {}<\/code><\/td>\u63d0\u9ad8\u4e86\u6027\u80fd\u3002<\/td><\/tr>
\u52a8\u6001\u7c7b\u6587\u4ef6\u5e38\u91cf<\/td>\u65b0\u7684\u5e38\u91cf\u6c60\u5f62\u5f0f CONSTANT_Dynamic<\/code>.<\/td>\u4e0d\u9002\u7528<\/td>\u964d\u4f4e\u6210\u672c\u548c\u9650\u5236\u3002<\/td><\/tr>
\u5b57\u7b26\u4e32 API \u589e\u5f3a\u529f\u80fd<\/td>\u65b0\u65b9\u6cd5\u5982 lines()<\/code>, strip()<\/code>\uff0c \u548c repeat(int)<\/code>.<\/td>text.strip()<\/code><\/td>\u66f4\u5f3a\u5927\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\u3002<\/td><\/tr>
\u6587\u4ef6 API \u589e\u5f3a\u529f\u80fd<\/td>\u5c06\u6587\u4ef6\u8bfb\u53d6\u548c\u5199\u5165\u5b57\u7b26\u4e32\u7684\u65b9\u6cd5\u3002<\/td>Files.writeString(path, \"Hello!\");<\/code><\/td>\u7b80\u5316\u6587\u4ef6\u64cd\u4f5c\u3002<\/td><\/tr>
Unicode 10<\/td>\u652f\u6301\u6700\u65b0\u7684 Unicode \u6807\u51c6\u3002<\/td>\u4e0d\u9002\u7528<\/td>\u66f4\u5168\u9762\u7684\u89d2\u8272\u652f\u6301\u3002<\/td><\/tr>
\u98de\u884c\u8bb0\u5f55\u5668<\/td>\u5185\u7f6e\u5206\u6790\u5de5\u5177\u3002<\/td>\u4e0d\u9002\u7528<\/td>\u589e\u5f3a\u6027\u80fd\u76d1\u63a7\u3002<\/td><\/tr>
\u5220\u9664 Java EE \u548c CORBA \u6a21\u5757<\/td>\u5df2\u5220\u9664 Java EE \u548c CORBA \u6a21\u5757\u3002<\/td>\u4e0d\u9002\u7528<\/td>\u7cbe\u7b80\u7684 JDK\u3002<\/td><\/tr>
\u5f03\u7528 Pack200 \u5de5\u5177\u548c API<\/td>\u5f03\u7528 Pack200 \u538b\u7f29\u5de5\u5177\u548c API\u3002<\/td>\u4e0d\u9002\u7528<\/td>\u8868\u793a\u5c06\u6765\u4f1a\u5220\u9664\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Java 11 \u5f15\u5165\u4e86\u8bb8\u591a\u503c\u5f97\u63a2\u7d22\u7684\u529f\u80fd\u548c\u589e\u5f3a\u529f\u80fd\u3002\u4e0b\u9762\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u4ecb\u7ecd\u6bcf\u4e2a\u65b0\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u8be6\u7ec6\u63cf\u8ff0\u3001\u5b9e\u9645\u793a\u4f8b\u4ee5\u53ca\u5b83\u4eec\u4e3a\u5f00\u53d1\u4eba\u5458\u5e26\u6765\u7684\u597d\u5904\u3002<\/p>\n\n\n\n

Lambda \u53c2\u6570\u7684\u5c40\u90e8\u53d8\u91cf\u8bed\u6cd5<\/h3>\n\n\n\n

Java 11 \u4e2d\u6700\u503c\u5f97\u6ce8\u610f\u7684\u65b0\u589e\u529f\u80fd\u4e4b\u4e00\u662f\u652f\u6301 var<\/code> lambda \u8868\u8fbe\u5f0f\u4e2d\u7684\u5173\u952e\u5b57\u3002\u6b64\u529f\u80fd\u7b80\u5316\u4e86\u8bed\u6cd5\uff0c\u5e76\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u4f7f\u7528 var<\/code> \u58f0\u660e\u9690\u5f0f\u7c7b\u578b lambda \u8868\u8fbe\u5f0f\u7684\u5f62\u5f0f\u53c2\u6570\u3002<\/p>\n\n\n\n

\u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n

(var x, var y) -> x + y\n<\/code><\/pre><\/div>\n\n\n\n
\u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
    \n
  • \u4e00\u81f4\u6027\uff1a<\/strong> \u4f7f\u7528 var<\/code> \u5728 lambda \u53c2\u6570\u4e2d\u4f7f\u5f97\u4ee3\u7801\u4e0e\u5c40\u90e8\u53d8\u91cf\u58f0\u660e\u4e00\u81f4\uff0c\u51cf\u5c11\u4e86\u5f00\u53d1\u4eba\u5458\u7684\u8ba4\u77e5\u8d1f\u8377\u3002<\/li>\n<\/ul>\n\n\n\n
    HTTP \u5ba2\u6237\u7aef\uff08\u6807\u51c6\uff09<\/h3>\n\n\n\n
    Java 11 \u4e2d\u6807\u51c6\u5316\u7684\u65b0 HTTP \u5ba2\u6237\u7aef API \u540c\u65f6\u652f\u6301 HTTP\/1.1 \u548c HTTP\/2\u3002\u8fd9\u4e2a\u529f\u80fd\u4e30\u5bcc\u7684\u73b0\u4ee3 API \u4f7f\u6267\u884c HTTP \u64cd\u4f5c\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/p>\n\n\n\n
    \u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n
    HttpClient client = HttpClient.newHttpClient();\nHttpRequest request = HttpRequest.newBuilder()\n    .uri(URI.create("https:\/\/example.com"))\n    .build();\nHttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());\nSystem.out.println(response.body());\n<\/code><\/pre><\/div>\n\n\n\n
    \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
      \n
    • \u73b0\u4ee3 API\uff1a<\/strong> \u63d0\u4f9b\u66f4\u5f3a\u5927\u3001\u66f4\u7075\u6d3b\u7684\u65b9\u5f0f\u6765\u5904\u7406 HTTP \u8bf7\u6c42\u548c\u54cd\u5e94\u3002<\/li>\n\n\n\n
    • \u6539\u8fdb\u7684\u6027\u80fd\uff1a<\/strong> \u652f\u6301HTTP\/2\uff0c\u53ef\u901a\u8fc7\u591a\u8def\u590d\u7528\u7b49\u529f\u80fd\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n
      Epsilon\uff1a\u65e0\u64cd\u4f5c\u5783\u573e\u6536\u96c6\u5668<\/h3>\n\n\n\n
      Java 11 \u5f15\u5165\u4e86 Epsilon\uff0c\u8fd9\u662f\u4e00\u79cd\u4e0d\u56de\u6536\u5185\u5b58\u7684\u65e0\u64cd\u4f5c\u5783\u573e\u6536\u96c6\u5668\u3002\u8fd9\u5bf9\u4e8e\u6027\u80fd\u6d4b\u8bd5\u548c\u5185\u5b58\u538b\u529b\u8bc4\u4f30\u7279\u522b\u6709\u7528\u3002<\/p>\n\n\n\n
      \u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n
      java -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC -Xmx2g MyApp\n<\/code><\/pre><\/div>\n\n\n\n
      \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
        \n
      • \u6027\u80fd\u6d4b\u8bd5\uff1a<\/strong> \u901a\u8fc7\u6d88\u9664\u5783\u573e\u6536\u96c6\u7684\u5f00\u9500\uff0c\u6709\u52a9\u4e8e\u57fa\u51c6\u6d4b\u8bd5\u548c\u6027\u80fd\u6d4b\u8bd5\u3002<\/li>\n\n\n\n
      • \u5185\u5b58\u7ba1\u7406\uff1a<\/strong> \u5728\u5185\u5b58\u5206\u914d\u7531\u5916\u90e8\u7ba1\u7406\u7684\u573a\u666f\u4e2d\u5f88\u6709\u7528\u3002<\/li>\n<\/ul>\n\n\n\n
        \u57fa\u4e8e\u5d4c\u5957\u7684\u8bbf\u95ee\u63a7\u5236<\/h3>\n\n\n\n
        Java 11 \u4e2d\u57fa\u4e8e\u5d4c\u5957\u7684\u8bbf\u95ee\u63a7\u5236\u7b80\u5316\u4e86\u5d4c\u5957\u7c7b\u578b\u7684\u8bbf\u95ee\u89c4\u5219\uff0c\u5141\u8bb8\u5728\u5d4c\u5957\u7c7b\u4e2d\u66f4\u597d\u5730\u5c01\u88c5\u548c\u8bbf\u95ee\u63a7\u5236\u3002<\/p>\n\n\n\n
        \u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n
        public class OuterClass {\n    private static class NestedClass {\n        private void nestedMethod() {\n            System.out.println("Inside NestedClass");\n        }\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n
        \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
          \n
        • \u6539\u8fdb\u7684\u5c01\u88c5\uff1a<\/strong> \u66f4\u597d\u5730\u63a7\u5236\u5d4c\u5957\u7c7b\u6210\u5458\u7684\u8bbf\u95ee\u3002<\/li>\n\n\n\n
        • \u8868\u73b0\uff1a<\/strong> \u901a\u8fc7\u7b80\u5316\u8bbf\u95ee\u63a7\u5236\u89c4\u5219\u6765\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n
          \u52a8\u6001\u7c7b\u6587\u4ef6\u5e38\u91cf<\/h3>\n\n\n\n
          \u7684\u7b80\u4ecb CONSTANT_Dynamic<\/code> \u5e38\u91cf\u6c60\u53ef\u4ee5\u4f7f\u7c7b\u6587\u4ef6\u4e2d\u7684\u5e38\u91cf\u66f4\u52a0\u7075\u6d3b\u3001\u9ad8\u6548\u3002<\/p>\n\n\n\n
          \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
            \n
          • \u964d\u4f4e\u6210\u672c\uff1a<\/strong> \u964d\u4f4e\u4e0e\u521b\u5efa\u65b0\u7c7b\u578b\u7684\u7c7b\u6587\u4ef6\u5e38\u91cf\u76f8\u5173\u7684\u6210\u672c\u548c\u9650\u5236\u3002<\/li>\n\n\n\n
          • \u7075\u6d3b\u6027\uff1a<\/strong> \u63d0\u4f9b\u66f4\u52a0\u52a8\u6001\u3001\u7075\u6d3b\u7684\u65b9\u5f0f\u6765\u5904\u7406 Java \u5b57\u8282\u7801\u4e2d\u7684\u5e38\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n
            \u5b57\u7b26\u4e32 API \u589e\u5f3a\u529f\u80fd<\/h3>\n\n\n\n
            Java 11 \u4e3a String<\/code> \u7c7b\uff0c\u5305\u62ec\u65b0\u7684\u65b9\u6cd5\uff0c\u5982 lines()<\/code>, strip()<\/code>, stripLeading()<\/code>, stripTrailing()<\/code>, repeat(int)<\/code>\uff0c \u548c isBlank()<\/code>.<\/p>\n\n\n\n
            \u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n
            String multiline = "line1\\nline2\\nline3";\nmultiline.lines().forEach(System.out::println);\n\nString text = "  hello  ";\nSystem.out.println(text.strip());           \/\/ "hello"\nSystem.out.println(text.stripLeading());    \/\/ "hello  "\nSystem.out.println(text.stripTrailing());   \/\/ "  hello"\nSystem.out.println("=".repeat(5));          \/\/ "====="\n<\/code><\/pre><\/div>\n\n\n\n
            \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
              \n
            • \u5f3a\u5927\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff1a<\/strong> \u65b0\u7684\u65b9\u6cd5\u63d0\u4f9b\u4e86\u66f4\u5f3a\u5927\u3001\u66f4\u65b9\u4fbf\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\u65b9\u5f0f\u3002<\/li>\n\n\n\n
            • \u4ee3\u7801\u6e05\u6d01\u5ea6\uff1a<\/strong> \u7b80\u5316\u5e38\u89c1\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\uff0c\u4f7f\u4ee3\u7801\u66f4\u6e05\u6670\u3001\u66f4\u6613\u8bfb\u3002<\/li>\n<\/ul>\n\n\n\n
              \u6587\u4ef6 API \u589e\u5f3a\u529f\u80fd<\/h3>\n\n\n\n
              \u8fd9 Files<\/code> Java 11 \u4e2d\u7684\u7c7b\u5305\u542b\u4ee5\u4e0b\u65b0\u65b9\u6cd5 readString(Path)<\/code> \u548c writeString(Path, CharSequence)<\/code> \u7528\u4e8e\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u3002<\/p>\n\n\n\n
              \u4f8b\u5b50\uff1a<\/strong><\/p>\n\n\n\n
              Path path = Paths.get("file.txt");\nFiles.writeString(path, "Hello, World!");\nString content = Files.readString(path);\nSystem.out.println(content);\n<\/code><\/pre><\/div>\n\n\n\n
              \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
                \n
              • \u7b80\u5316\u7684\u6587\u4ef6\u64cd\u4f5c\uff1a<\/strong> \u4f7f\u5f97\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u66f4\u52a0\u76f4\u63a5\uff0c\u4e14\u66f4\u4e0d\u5bb9\u6613\u51fa\u9519\u3002<\/li>\n\n\n\n
              • \u63d0\u9ad8\u751f\u4ea7\u529b\uff1a<\/strong> \u51cf\u5c11\u6837\u677f\u4ee3\u7801\uff0c\u63d0\u9ad8\u5f00\u53d1\u4eba\u5458\u7684\u5de5\u4f5c\u6548\u7387\u3002<\/li>\n<\/ul>\n\n\n\n
                Unicode 10<\/h3>\n\n\n\n
                Java 11 \u652f\u6301 Unicode 10\uff0c\u5176\u4e2d\u5305\u542b\u65b0\u5b57\u7b26\u548c\u811a\u672c\uff0c\u786e\u4fdd Java \u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u5904\u7406\u6700\u65b0\u7684\u56fd\u9645\u5b57\u7b26\u3002<\/p>\n\n\n\n
                \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
                  \n
                • \u5168\u9762\u7684\u89d2\u8272\u652f\u6301\uff1a<\/strong> \u4e3a\u56fd\u9645\u5316\u548c\u672c\u5730\u5316\u63d0\u4f9b\u66f4\u597d\u7684\u652f\u6301\u3002<\/li>\n<\/ul>\n\n\n\n
                  \u98de\u884c\u8bb0\u5f55\u5668<\/h3>\n\n\n\n
                  Java Flight Recorder (JFR) \u73b0\u5df2\u5305\u542b\u5728 OpenJDK \u4e2d\uff0c\u4e3a\u5206\u6790\u548c\u76d1\u63a7 Java \u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5de5\u5177\u3002<\/p>\n\n\n\n
                  \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
                    \n
                  • \u6027\u80fd\u76d1\u63a7\uff1a<\/strong> \u901a\u8fc7\u8bb0\u5f55\u6709\u5173\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u7684\u8be6\u7ec6\u4fe1\u606f\u6765\u5e2e\u52a9\u8bca\u65ad\u6027\u80fd\u95ee\u9898\u3002<\/li>\n\n\n\n
                  • \u5185\u7f6e\u5de5\u5177\uff1a<\/strong> \u96c6\u6210\u5230 JDK \u4e2d\uff0c\u65e0\u9700\u5916\u90e8\u5de5\u5177\u5373\u53ef\u8f7b\u677e\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n
                    \u5220\u9664 Java EE \u548c CORBA \u6a21\u5757<\/h3>\n\n\n\n
                    Java 11 \u5220\u9664\u4e86 Java EE \u548c CORBA \u6a21\u5757\uff0c\u8fd9\u4e9b\u6a21\u5757\u5728\u65e9\u671f\u7248\u672c\u4e2d\u5df2\u5f03\u7528\u3002\u8fd9\u4e9b API \u73b0\u5728\u4f5c\u4e3a\u5355\u72ec\u7684\u5e93\u63d0\u4f9b\u3002<\/p>\n\n\n\n
                    \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
                      \n
                    • \u7cbe\u7b80\u7684JDK\uff1a<\/strong> \u51cf\u5c11JDK\u7684\u5927\u5c0f\u548c\u590d\u6742\u6027\uff0c\u4f7f\u5176\u66f4\u52a0\u8f7b\u91cf\u548c\u9ad8\u6548\u3002<\/li>\n<\/ul>\n\n\n\n
                      \u5f03\u7528 Pack200 \u5de5\u5177\u548c API<\/h3>\n\n\n\n
                      Pack200 \u538b\u7f29\u5de5\u5177\u548c API \u5df2\u5728 Java 11 \u4e2d\u5f03\u7528\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u5c06\u5728\u672a\u6765\u7248\u672c\u4e2d\u5220\u9664\u3002<\/p>\n\n\n\n
                      \u597d\u5904\uff1a<\/strong><\/p>\n\n\n\n
                        \n
                      • \u9762\u5411\u672a\u6765\uff1a<\/strong> \u9f13\u52b1\u5f00\u53d1\u4eba\u5458\u8fc1\u79fb\u5230\u66f4\u73b0\u4ee3\u7684\u538b\u7f29\u5de5\u5177\uff0c\u4e3a\u6700\u7ec8\u5220\u9664 Pack200 \u505a\u597d\u51c6\u5907\u3002<\/li>\n<\/ul>\n\n\n\n
                        \u7ed3\u8bba<\/h3>\n\n\n\n
                        Java 11 \u5e26\u6765\u4e86\u8bb8\u591a\u65b0\u529f\u80fd\u548c\u6539\u8fdb\uff0c\u589e\u5f3a\u4e86\u8be5\u8bed\u8a00\u7684\u529f\u80fd\u548c\u5f00\u53d1\u4eba\u5458\u7684\u5de5\u4f5c\u6548\u7387\u3002\u4ece\u73b0\u4ee3 HTTP \u5ba2\u6237\u7aef API \u5230\u5f3a\u5927\u7684\u5b57\u7b26\u4e32\u548c\u6587\u4ef6 API \u589e\u5f3a\u529f\u80fd\uff0c\u8fd9\u4e9b\u66f4\u65b0\u4f7f Java \u6210\u4e3a\u4e00\u4e2a\u66f4\u5f3a\u5927\u3001\u66f4\u9ad8\u6548\u7684\u5e73\u53f0\u3002\u867d\u7136\u5220\u9664\u8fc7\u65f6\u7684\u6a21\u5757\u5e76\u5f15\u5165\u65b0\u7684\u5783\u573e\u6536\u96c6\u5668\uff08\u5982 Epsilon\uff09\u8868\u660e\u4e86\u5bf9\u6027\u80fd\u548c\u73b0\u4ee3\u5316\u7684\u660e\u786e\u5173\u6ce8\uff0c\u4f46\u5f00\u53d1\u4eba\u5458\u5e94\u8be5\u63a5\u53d7\u8fd9\u4e9b\u53d8\u5316\uff0c\u4ee5\u5145\u5206\u5229\u7528 Java 11 \u7684\u5168\u90e8\u6f5c\u529b\u3002<\/p>\n\n\n\n
                        \u8868\u683c\u548c\u8be6\u7ec6\u8bf4\u660e\uff1a<\/strong> \u4e3a\u4e86\u63d0\u4f9b\u66f4\u5168\u9762\u7684\u7406\u89e3\uff0c\u4e0b\u9762\u662f\u4e00\u4e9b\u5e26\u6709\u5d4c\u5165\u5f0f\u8868\u683c\u7684\u529f\u80fd\u7684\u8be6\u7ec6\u63cf\u8ff0\u548c\u793a\u4f8b\uff1a<\/p>\n\n\n\n
                        \u5b57\u7b26\u4e32 API \u589e\u5f3a\u529f\u80fd\u8868<\/h4>\n\n\n\n
                        \u65b9\u6cd5<\/th>\u63cf\u8ff0<\/th>\u4f8b\u5b50<\/th><\/tr><\/thead>
                        lines()<\/code><\/td>\u5c06\u5b57\u7b26\u4e32\u62c6\u5206\u6210\u884c\u3002<\/td>multiline.lines().forEach(System.out::println);<\/code><\/td><\/tr>
                        strip()<\/code><\/td>\u5220\u9664\u524d\u5bfc\u548c\u5c3e\u968f\u7a7a\u683c\u3002<\/td>text.strip()<\/code><\/td><\/tr>
                        stripLeading()<\/code><\/td>\u5220\u9664\u524d\u5bfc\u7a7a\u683c\u3002<\/td>text.stripLeading()<\/code><\/td><\/tr>
                        stripTrailing()<\/code><\/td>\u5220\u9664\u5c3e\u968f\u7a7a\u683c\u3002<\/td>text.stripTrailing()<\/code><\/td><\/tr>
                        repeat(int)<\/code><\/td>\u91cd\u590d\u5b57\u7b26\u4e32\u7ed9\u5b9a\u6b21\u6570\u3002<\/td>\"=\".repeat(5)<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
                        Java 11 \u7684\u65b0\u529f\u80fd\u786e\u4fdd\u5f00\u53d1\u4eba\u5458\u80fd\u591f\u4f7f\u7528\u73b0\u4ee3\u3001\u9ad8\u6548\u7684\u5de5\u5177\u548c API\uff0c\u4f7f\u5176\u6210\u4e3a\u4efb\u4f55 Java \u5f00\u53d1\u9879\u76ee\u5fc5\u4e0d\u53ef\u5c11\u7684\u5347\u7ea7\u3002<\/p>","protected":false},"excerpt":{"rendered":"
                        Feature Description Example Benefits Local-Variable Syntax for Lambda Parameters Allows the use of var in lambda expressions for improved readability. (var x, var y) -> x + y Consistency in code. HTTP Client (Standard) New HTTP Client API supporting HTTP\/1.1 and HTTP\/2. HttpClient client = HttpClient.newHttpClient(); Modern, feature-rich API. Epsilon: A No-Op Garbage Collector A […]<\/p>\n","protected":false},"author":1,"featured_media":925563,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-925546","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/posts\/925546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/comments?post=925546"}],"version-history":[{"count":4,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/posts\/925546\/revisions"}],"predecessor-version":[{"id":926504,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/posts\/925546\/revisions\/926504"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/media\/925563"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/media?parent=925546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/categories?post=925546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/proxyelite.info\/cn\/wp-json\/wp\/v2\/tags?post=925546"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}