{"id":531,"date":"2022-09-25T16:18:21","date_gmt":"2022-09-25T08:18:21","guid":{"rendered":"https:\/\/qaqaq.top\/?p=531"},"modified":"2022-11-27T12:40:00","modified_gmt":"2022-11-27T04:40:00","slug":"%e9%9d%a2%e5%90%91%e5%af%b9%e8%b1%a1%e4%b8%8a-%e6%96%b9%e6%b3%95%e4%b8%be%e4%be%8b%e4%b8%8e%e5%a3%b0%e6%98%8e%e7%9a%84%e6%a0%bc%e5%bc%8f%e3%80%81%e6%96%b9%e6%b3%95%e5%a3%b0%e6%98%8e%e7%9a%84","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=531","title":{"rendered":"\u9762\u5411\u5bf9\u8c61(\u4e0a)-\u65b9\u6cd5\u4e3e\u4f8b\u4e0e\u58f0\u660e\u7684\u683c\u5f0f\u3001\u65b9\u6cd5\u58f0\u660e\u7684\u8bf4\u660e\u3001return\u5173\u952e\u5b57\u7684\u4f7f\u7528\u3001\u65b9\u6cd5\u4f7f\u7528\u4e2d\u7684\u6ce8\u610f\u70b9"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>package top.qaqaq.java.P186;\r\n\/*\r\n * \u7c7b\u4e2d\u65b9\u6cd5\u7684\u58f0\u660e\u548c\u4f7f\u7528\r\n * \r\n * \u65b9\u6cd5\uff1a\u63cf\u8ff0\u7c7b\u5e94\u8be5\u5177\u6709\u7684\u529f\u80fd\u3002\r\n * \u6bd4\u5982\uff1aMath\u7c7b\uff1asqrt() \\ random() \\...\r\n * \t\tScanner\u7c7b\uff1anextXxx() ...\r\n * \t\tArrays\u7c7b\uff1asort() \\ binarySearch() \\ toString() \\ equals() \\ ...\r\n * \r\n * 1. \u4e3e\u4f8b\uff1a\r\n * public void eat(){}\r\n * public void sleep(int hour){}\r\n * public String getName(){}\r\n * public String getNation(String nation){}\r\n * \r\n * 2. \u65b9\u6cd5\u7684\u58f0\u660e\uff1a\u6743\u9650\u4fee\u9970\u7b26 \u8fd4\u56de\u503c\u7c7b\u578b \u65b9\u6cd5\u540d (\u5f62\u53c2\u5217\u8868){\r\n * \t\t\t\u65b9\u6cd5\u4f53\r\n * \t\t}\r\n * \t\u6ce8\u610f\uff1astatic\u3001final\u3001abstract \u6765\u4fee\u9970\u65b9\u6cd5\uff0c\u540e\u9762\u518d\u8bb2\u3002\r\n * \r\n * 3. \u8bf4\u660e\uff1a\r\n * \t\t3.1 \u5173\u4e8e\u6743\u9650\u4fee\u9970\u7b26\uff1a\u9ed8\u8ba4\u65b9\u6cd5\u7684\u6743\u9650\u4fee\u9970\u7b26\u5148\u90fd\u662f\u7528public\r\n * \t\t\tJava\u89c4\u5b9a\u76844\u79cd\u6743\u9650\u4fee\u9970\u7b26\uff1aprivate\u3001public\u3001\u7f3a\u7701\u3001proteted -->\u5c01\u88c5\u6027\u518d\u7ec6\u8bf4\u3002\r\n * \r\n * \t\t3.2 \u8fd4\u56de\u503c\u7c7b\u578b\uff1a\u6709\u8fd4\u56de\u503c\tvs\t\u6ca1\u6709\u8fd4\u56de\u503c\r\n * \t\t\t3.2.1 \u5982\u679c\u65b9\u6cd5\u6709\u8fd4\u56de\u503c\uff0c\u5219\u5fc5\u987b\u5728\u65b9\u6cd5\u58f0\u660e\u65f6\uff0c\u6307\u5b9a\u8fd4\u56de\u503c\u7684\u7c7b\u578b\u3002\u540c\u65f6\uff0c\u65b9\u6cd5\u4e2d\uff0c\u9700\u8981\u4f7f\u7528\r\n * \t\t\t\t\treturn\u5173\u952e\u5b57\u6765\u8fd4\u56de\u6307\u5b9a\u7c7b\u578b\u7684\u53d8\u91cf\u6216\u5e38\u91cf\uff1a\u201creturn \u6570\u636e\u201d\u3002\r\n * \t\t\t\t\u5982\u679c\u65b9\u6cd5\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u5219\u65b9\u6cd5\u58f0\u660e\u65f6\uff0c\u4f7f\u7528void\u6765\u8868\u793a\u3002\u901a\u5e38\uff0c\u6ca1\u6709\u8fd4\u56de\u503c\u7684\u65b9\u6cd5\u4e2d\uff0c\u5c31\u4e0d\u9700\u8981\u4f7f\u7528\r\n * \t\t\t\t\treturn\u3002\u4f46\u662f\uff0c\u5982\u679c\u4f7f\u7528\u7684\u8bdd\uff0c\u53ea\u80fd\u201creturn;\u201d\u8868\u793a\u7ed3\u675f\u6b64\u65b9\u6cd5\u7684\u610f\u601d\u3002\r\n * \r\n * \t\t\t3.2.2 \u6211\u4eec\u5b9a\u4e49\u65b9\u6cd5\u8be5\u4e0d\u8be5\u6709\u8fd4\u56de\u503c\uff1f\r\n * \t\t\t\t\u2460 \u9898\u76ee\u8981\u6c42\r\n * \t\t\t\t\u2461 \u51ed\u7ecf\u9a8c\uff1a\u5177\u4f53\u95ee\u9898\u5177\u4f53\u5206\u6790\r\n * \r\n * \t\t3.3 \u65b9\u6cd5\u540d\uff1a\u5c5e\u4e8e\u6807\u8bc6\u7b26\uff0c\u9075\u5faa\u6807\u8bc6\u7b26\u7684\u89c4\u5219\u548c\u89c4\u8303\uff0c\u201c\u89c1\u540d\u77e5\u610f\u201d\r\n * \r\n * \t\t3.4 \u5f62\u53c2\u5217\u8868\uff1a\u65b9\u6cd5\u53ef\u4ee5\u58f0\u660e0\u4e2a\uff0c1\u4e2a\uff0c\u6216\u591a\u4e2a\u5f62\u53c2\u3002\r\n * \t\t\t3.4.1 \u683c\u5f0f\uff1a\u6570\u636e\u7c7b\u578b1 \u5f62\u53c21,\u6570\u636e\u7c7b\u578b2 \u5f62\u53c22,...\r\n * \r\n * \t\t\t3.4.2 \u6211\u4eec\u5b9a\u4e49\u65b9\u6cd5\u65f6\uff0c\u8be5\u4e0d\u8be5\u5b9a\u4e49\u5f62\u53c2\uff1f\r\n * \t\t\t\t\u2460 \u9898\u76ee\u8981\u6c42\r\n * \t\t\t\t\u2461 \u51ed\u7ecf\u9a8c\uff1a\u5177\u4f53\u95ee\u9898\u5177\u4f53\u5206\u6790\r\n * \r\n * \t\t3.5 \u65b9\u6cd5\u4f53\uff1a\u65b9\u6cd5\u529f\u80fd\u7684\u4f53\u73b0\u3002\r\n * \r\n * \r\n * \t4. return\u5173\u952e\u5b57\u7684\u4f7f\u7528\uff1a\r\n * \t\t1. \u4f7f\u7528\u8303\u56f4\uff1a\u4f7f\u7528\u5728\u65b9\u6cd5\u4f53\u4e2d\r\n * \t\t2. \u4f5c\u7528\uff1a\u2460 \u7ed3\u675f\u65b9\u6cd5\r\n * \t\t\t\t\u2461 \u9488\u5bf9\u4e8e\u6709\u8fd4\u56de\u503c\u7c7b\u578b\u7684\u65b9\u6cd5\uff0c\u4f7f\u7528\"return \u6570\u636e\"\u65b9\u6cd5\u8fd4\u56de\u6240\u8981\u7684\u6570\u636e\u3002\r\n * \t\t3. \u6ce8\u610f\u70b9\uff1areturn\u5173\u952e\u5b57\u540e\u9762\u4e0d\u53ef\u4ee5\u58f0\u540d\u6267\u884c\u8bed\u53e5\u3002\r\n * \r\n * 5. \u65b9\u6cd5\u7684\u4f7f\u7528\u4e2d\uff0c\u53ef\u4ee5\u8c03\u7528\u5f53\u524d\u7c7b\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\r\n * \t\t\t\u7279\u6b8a\u7684\uff1a\u65b9\u6cd5A\u4e2d\u53c8\u8c03\u7528\u4e86\u65b9\u6cd5A\uff1a\u9012\u5f52\u65b9\u6cd5\u3002\r\n * \t\t\u65b9\u6cd5\u4e2d\uff0c\u4e0d\u53ef\u4ee5\u5b9a\u4e49\u65b9\u6cd5\u3002\r\n * \r\n * \r\n *\/\r\npublic class CustomerTest {\r\n\tpublic static void main(String&#91;] args) {\r\n\t\t\r\n\t\tCustomer cust1 = new Customer();\r\n\t\t\r\n\t\tcust1.eat();\r\n\t\t\r\n\t\t\/\/\u6d4b\u8bd5\u5f62\u53c2\u662f\u5426\u9700\u8981\u8bbe\u7f6e\u7684\u95ee\u9898\r\n\/\/\t\tint&#91;] arr = new int&#91;] {3,4,5,2,5};\r\n\/\/\t\tcust1.sort();\r\n\t\t\r\n\t\tcust1.sleep(8);\r\n\t\t\r\n\t}\r\n\r\n}\r\n\r\n\r\n\/\/\u5ba2\u6237\u7c7b\r\nclass Customer{\r\n\t\r\n\t\/\/\u5c5e\u6027\r\n\tString name;\r\n\tint age;\r\n\tboolean isMale;\r\n\t\r\n\t\/\/\u65b9\u6cd5\r\n\tpublic void eat() {\r\n\t\tSystem.out.println(\"\u5ba2\u6237\u5403\u996d\");\r\n\t\treturn;\r\n\t\t\/\/return\u540e\u4e0d\u53ef\u4ee5\u58f0\u660e\u8868\u8fbe\u5f0f\r\n\/\/\t\tSystem.out.println(\"hello\");\r\n\t}\r\n\t\r\n\tpublic void sleep(int hour) {\r\n\t\tSystem.out.println(\"\u4f11\u606f\u4e86\" + hour + \"\u4e2a\u5c0f\u65f6\");\r\n\t\t\r\n\t\teat();\r\n\/\/\t\tsleep(10);\r\n\t}\r\n\t\r\n\tpublic String getName() {\r\n\t\t\r\n\t\tif(age > 18) {\r\n\t\t\treturn name;\r\n\t\t\t\r\n\t\t}else {\r\n\t\treturn \"Tom\";\r\n\t\t}\r\n\t}\r\n\t\r\n\tpublic String getNation(String nation) {\r\n\t\tString info = \"\u6211\u7684\u56fd\u7c4d\u662f\uff1a\" + nation;\r\n\t\treturn info;\r\n\t}\r\n\t\r\n\t\/\/\u4f53\u4f1a\u5f62\u53c2\u662f\u5426\u9700\u8981\u8bbe\u7f6e\u7684\u95ee\u9898\r\n\/\/\tpublic void sort(int&#91;] arr) {\r\n\/\/\t\t\r\n\/\/\t}\r\n\/\/\tpublic void sort() {\r\n\/\/\t\tint&#91;] arr = new int&#91;] {3,4,5,2,5,63,2,5};\r\n\/\/\t\t\/\/\u3002\u3002\u3002\u3002\r\n\/\/\t}\r\n\t\r\n\tpublic void info() {\r\n\t\t\/\/\u9519\u8bef\u7684\r\n\/\/\t\tpublic void swim() {\r\n\/\/\t\t\t\r\n\/\/\t\t}\r\n\t}\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[46],"class_list":["post-531","post","type-post","status-publish","format-standard","hentry","category-java-code","tag-java"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/531"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=531"}],"version-history":[{"count":1,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/531\/revisions"}],"predecessor-version":[{"id":532,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/531\/revisions\/532"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}