{"id":65800,"date":"2025-05-03T08:51:02","date_gmt":"2025-05-03T00:51:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65800\/"},"modified":"2025-05-03T08:51:02","modified_gmt":"2025-05-03T00:51:02","slug":"java%e6%80%8e%e4%b9%88%e7%94%a8%e6%95%b0%e7%bb%84%e5%ae%9a%e4%b9%89%e4%ba%ba%e6%b0%91-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65800\/","title":{"rendered":"java\u600e\u4e48\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11"},"content":{"rendered":"

\n \u4f7f\u7528 java \u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\u65f6\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u4fdd\u5b58 person \u5bf9\u8c61\u7684\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u5305\u542b name \u548c age \u5c5e\u6027\u3002\u8fd9\u6837\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b58\u50a8\u548c\u8bbf\u95ee\u6709\u5173\u591a\u4e2a\u4eba\u7684\u4fe1\u606f\uff0c\u5e76\u53ef\u4ee5\u8f7b\u677e\u52a8\u6001\u8c03\u6574\u6570\u7ec4\u5927\u5c0f\u4ee5\u9002\u5e94\u4eba\u5458\u6570\u91cf\u7684\u53d8\u5316\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\u63d2\u56fe\"<\/p>\n

\u7528 Java \u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6765\u5b9a\u4e49\u4e00\u7ec4\u4eba\u3002\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u4fdd\u5b58 Person \u5bf9\u8c61\u7684\u6570\u7ec4\uff0c\u4f60\u53ef\u4ee5\u5b58\u50a8\u6709\u5173\u6bcf\u4e2a\u4eba\u7684\u4fe1\u606f\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\uff1a<\/p>\n

Person[] people = new Person[5];\n\npeople[0] = new Person(\"John\", 30);\npeople[1] = new Person(\"Mary\", 25);\npeople[2] = new Person(\"Bob\", 35);\npeople[3] = new Person(\"Alice\", 28);\npeople[4] = new Person(\"Tom\", 40);<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a people \u7684 Person \u6570\u7ec4\uff0c\u5176\u4e2d\u5305\u542b\u4e94\u4e2a Person \u5bf9\u8c61\u3002\u6bcf\u4e2a Person \u5bf9\u8c61\u90fd\u6709\u4e24\u4e2a\u5c5e\u6027\uff1aname \u548c age\u3002<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee\u7b2c\u4e00\u4e2a\u4eba\u7684\u59d3\u540d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
String firstName = people[0].getName();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u540c\u6837\uff0c\u8981\u8bbf\u95ee\u6700\u540e\u4e00\u4e2a\u4eba\u7684\u5e74\u9f84\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
int lastAge = people[people.length - 1].getAge();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f7f\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n
    \n
  • \u5b58\u50a8\u6709\u5173\u591a\u4e2a\u4eba\u5458\u7684\u4fe1\u606f\u7684\u4fbf\u6377\u65b9\u6cd5<\/li>\n
  • \u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8f7b\u677e\u8bbf\u95ee\u7279\u5b9a\u4eba\u5458\u7684\u4fe1\u606f<\/li>\n
  • \u6570\u7ec4\u53ef\u4ee5\u52a8\u6001\u8c03\u6574\u5927\u5c0f\u4ee5\u9002\u5e94\u6240\u9700\u6570\u91cf\u7684\u4eba\u5458<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4f7f\u7528 java \u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\u65f6\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u4fdd\u5b58 person \u5bf9\u8c61\u7684\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u5305\u542b name \u548c age \u5c5e\u6027\u3002\u8fd9\u6837\u53ef\u4ee5\u65b9\u4fbf\u5730\u5b58\u50a8\u548c\u8bbf\u95ee\u6709\u5173\u591a\u4e2a\u4eba\u7684\u4fe1\u606f\uff0c\u5e76\u53ef\u4ee5\u8f7b\u677e\u52a8\u6001\u8c03\u6574\u6570\u7ec4\u5927\u5c0f\u4ee5\u9002\u5e94\u4eba\u5458\u6570\u91cf\u7684\u53d8\u5316\u3002 \u7528 Java \u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11 \u5728 Java \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6765\u5b9a\u4e49\u4e00\u7ec4\u4eba\u3002\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u4fdd\u5b58 Person \u5bf9\u8c61\u7684\u6570\u7ec4\uff0c\u4f60\u53ef\u4ee5\u5b58\u50a8\u6709\u5173\u6bcf\u4e2a\u4eba\u7684\u4fe1\u606f\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528\u6570\u7ec4\u5b9a\u4e49\u4eba\u6c11\uff1a Person[] people = new Person[5]; people[0] = new Person(“John”, 30); people[1] = new Person(“Mary”, 25); people[2] = new Person(“Bob”, 35); people[3] = new Person(“Alice”, 28); people[4] = new Person(“Tom”, 40); \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a people \u7684 Person \u6570\u7ec4\uff0c\u5176\u4e2d\u5305\u542b\u4e94\u4e2a Person \u5bf9\u8c61\u3002\u6bcf\u4e2a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-65800","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=65800"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65800\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}