{"id":66219,"date":"2025-05-03T10:42:02","date_gmt":"2025-05-03T02:42:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66219\/"},"modified":"2025-05-03T10:42:02","modified_gmt":"2025-05-03T02:42:02","slug":"java%e6%80%8e%e4%b9%88%e5%90%91object%e4%b8%ad%e6%b7%bb%e5%8a%a0%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66219\/","title":{"rendered":"java\u600e\u4e48\u5411object\u4e2d\u6dfb\u52a0\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u5411\u5bf9\u8c61\u6dfb\u52a0\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u4e0e\u5bf9\u8c61\u7c7b\u578b\u5339\u914d\u7684\u6570\u636e\u7c7b\u578b\u6570\u7ec4\uff1b\u83b7\u53d6\u5bf9\u8c61\u7684 set \u65b9\u6cd5\uff0c\u901a\u5e38\u540d\u79f0\u4e3a\u5c5e\u6027\u540d\u79f0\u540e\u8ddf &#8220;set&#8221;\uff1b\u8c03\u7528 set \u65b9\u6cd5\uff0c\u5c06\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff1b\u6570\u7ec4\u5df2\u6dfb\u52a0\u5230\u5bf9\u8c61\u4e2d\uff0c\u53ef\u901a\u8fc7\u5bf9\u8c61\u7684\u65b9\u6cd5\u6216\u5b57\u6bb5\u8bbf\u95ee\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111504124348456.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5411object\u4e2d\u6dfb\u52a0\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5411object\u4e2d\u6dfb\u52a0\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u5411\u5bf9\u8c61\u6dfb\u52a0\u6570\u7ec4\uff1f<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6765\u5b58\u50a8\u591a\u4e2a\u540c\u7c7b\u578b\u7684\u503c\u3002\u5f53\u9700\u8981\u5c06\u6570\u7ec4\u5b58\u50a8\u5728\u5bf9\u8c61\u4e2d\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 set \u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5411\u5bf9\u8c61\u4e2d\u6dfb\u52a0\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\n<p><strong>\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\uff1a<\/strong>\u58f0\u660e\u4e00\u4e2a\u4e0e\u8981\u6dfb\u52a0\u7684\u5bf9\u8c61\u7c7b\u578b\u5339\u914d\u7684\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u6dfb\u52a0\u4e00\u4e2a String \u6570\u7ec4\uff0c\u5219\u58f0\u660e\u5982\u4e0b\uff1a<\/p>\n<pre>String[] array = {\"string1\", \"string2\", \"string3\"};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p><strong>\u83b7\u53d6\u5bf9\u8c61\u7684 set \u65b9\u6cd5\uff1a<\/strong>\u786e\u5b9a\u8981\u5411\u5176\u6dfb\u52a0\u6570\u7ec4\u7684\u5bf9\u8c61\uff0c\u7136\u540e\u83b7\u53d6\u5176 set \u65b9\u6cd5\u3002\u901a\u5e38\uff0cset \u65b9\u6cd5\u7684\u540d\u79f0\u4e0e\u8981\u8bbe\u7f6e\u7684\u5c5e\u6027\u7684\u540d\u79f0\u76f8\u540c\uff0c\u540e\u8ddf &#8220;Set&#8221;\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u5411 Person \u5bf9\u8c61\u6dfb\u52a0 names \u6570\u7ec4\uff0c\u5219 set \u65b9\u6cd5\u7684\u540d\u79f0\u4e3a setNames\u3002<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>Person person = new Person();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p><strong>\u8c03\u7528 set \u65b9\u6cd5\uff1a<\/strong>\u4f7f\u7528 set \u65b9\u6cd5\u5c06\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002<\/p>\n<pre>person.setNames(array);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li> <strong>\u6570\u7ec4\u5df2\u6dfb\u52a0\u5230\u5bf9\u8c61\u4e2d\uff1a<\/strong>\u73b0\u5728\uff0c\u6570\u7ec4\u5df2\u5b58\u50a8\u5728\u5bf9\u8c61\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u6216\u5b57\u6bb5\u6765\u8bbf\u95ee\u5b83\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>\/\/ \u521b\u5efa\u4e00\u4e2a String \u6570\u7ec4\nString[] names = {\"John\", \"Mary\", \"Bob\"};\n\n\/\/ \u521b\u5efa\u4e00\u4e2a Person \u5bf9\u8c61\nPerson person = new Person();\n\n\/\/ \u4f7f\u7528 setNames() \u65b9\u6cd5\u5c06\u6570\u7ec4\u6dfb\u52a0\u5230\u5bf9\u8c61\u4e2d\nperson.setNames(names);\n\n\/\/ \u8bbf\u95ee\u5df2\u6dfb\u52a0\u7684\u6570\u7ec4\nfor (String name : person.getNames()) {\n    System.out.println(name);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>John\nMary\nBob<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5411object\u4e2d\u6dfb\u52a0\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u5411\u5bf9\u8c61\u6dfb\u52a0\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u4e0e\u5bf9\u8c61\u7c7b\u578b\u5339\u914d\u7684\u6570\u636e\u7c7b\u578b\u6570\u7ec4\uff1b\u83b7\u53d6\u5bf9\u8c61\u7684 set \u65b9\u6cd5\uff0c\u901a\u5e38\u540d\u79f0\u4e3a\u5c5e\u6027\u540d\u79f0\u540e\u8ddf &#8220;set&#8221;\uff1b\u8c03\u7528 set \u65b9\u6cd5\uff0c\u5c06\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff1b\u6570\u7ec4\u5df2\u6dfb\u52a0\u5230\u5bf9\u8c61\u4e2d\uff0c\u53ef\u901a\u8fc7\u5bf9\u8c61\u7684\u65b9\u6cd5\u6216\u5b57\u6bb5\u8bbf\u95ee\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5411\u5bf9\u8c61\u6dfb\u52a0\u6570\u7ec4\uff1f \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u6765\u5b58\u50a8\u591a\u4e2a\u540c\u7c7b\u578b\u7684\u503c\u3002\u5f53\u9700\u8981\u5c06\u6570\u7ec4\u5b58\u50a8\u5728\u5bf9\u8c61\u4e2d\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 set \u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5411\u5bf9\u8c61\u4e2d\u6dfb\u52a0\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a \u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\uff1a\u58f0\u660e\u4e00\u4e2a\u4e0e\u8981\u6dfb\u52a0\u7684\u5bf9\u8c61\u7c7b\u578b\u5339\u914d\u7684\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u6dfb\u52a0\u4e00\u4e2a String \u6570\u7ec4\uff0c\u5219\u58f0\u660e\u5982\u4e0b\uff1a String[] array = {&#8220;string1&#8221;, &#8220;string2&#8221;, &#8220;string3&#8243;}; \u767b\u5f55\u540e\u590d\u5236 \u83b7\u53d6\u5bf9\u8c61\u7684 set \u65b9\u6cd5\uff1a\u786e\u5b9a\u8981\u5411\u5176\u6dfb\u52a0\u6570\u7ec4\u7684\u5bf9\u8c61\uff0c\u7136\u540e\u83b7\u53d6\u5176 set \u65b9\u6cd5\u3002\u901a\u5e38\uff0cset \u65b9\u6cd5\u7684\u540d\u79f0\u4e0e\u8981\u8bbe\u7f6e\u7684\u5c5e\u6027\u7684\u540d\u79f0\u76f8\u540c\uff0c\u540e\u8ddf &#8220;Set&#8221;\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u5411 Person \u5bf9\u8c61\u6dfb\u52a0 names \u6570\u7ec4\uff0c\u5219 set \u65b9\u6cd5\u7684\u540d\u79f0\u4e3a setNames\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b Person person = new Person(); \u767b\u5f55\u540e\u590d\u5236 \u8c03\u7528 set \u65b9\u6cd5\uff1a\u4f7f\u7528 set \u65b9\u6cd5\u5c06\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002 person.setNames(array); \u767b\u5f55\u540e\u590d\u5236 \u6570\u7ec4\u5df2\u6dfb\u52a0\u5230\u5bf9\u8c61\u4e2d\uff1a\u73b0\u5728\uff0c\u6570\u7ec4\u5df2\u5b58\u50a8\u5728\u5bf9\u8c61\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u7684\u65b9\u6cd5\u6216\u5b57\u6bb5\u6765\u8bbf\u95ee\u5b83\u3002 \u793a\u4f8b\uff1a [&hellip;]<\/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-66219","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66219","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=66219"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66219\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}