{"id":37736,"date":"2024-11-26T12:53:57","date_gmt":"2024-11-26T04:53:57","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37736\/"},"modified":"2024-11-26T12:53:57","modified_gmt":"2024-11-26T04:53:57","slug":"%e5%af%b9%e8%b1%a1%e6%80%8e%e4%b9%88%e8%bd%ac%e6%88%90%e6%95%b0%e7%bb%84-java","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37736\/","title":{"rendered":"\u5bf9\u8c61\u600e\u4e48\u8f6c\u6210\u6570\u7ec4 java"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.aslist() \u521b\u5efa\u4e0d\u53ef\u53d8\u6570\u7ec4\u6216\u4f7f\u7528\u53cd\u5c04\u521b\u5efa\u53ef\u53d8\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u4ee3\u7801\u4e2d\u5c06\u4e09\u4e2a\u5b57\u7b26\u4e32\u5bf9\u8c61\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4\uff1astring[] array = new string[] { &#8220;object1&#8221;, &#8220;object2&#8221;, &#8220;object3&#8221; }\u3002\u8be5\u6570\u7ec4\u53ef\u7528\u4e8e\u4f20\u9012\u6570\u636e\u3001\u521b\u5efa\u6570\u636e\u7ed3\u6784\u6216\u904d\u5386\u5bf9\u8c61\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111309392319459.jpg\" class=\"aligncenter\" title=\"\u5bf9\u8c61\u600e\u4e48\u8f6c\u6210\u6570\u7ec4 java\u63d2\u56fe\" alt=\"\u5bf9\u8c61\u600e\u4e48\u8f6c\u6210\u6570\u7ec4 java\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u4e3b\u8981\u65b9\u5f0f\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 Arrays.asList()\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>Object[] array = Arrays.asList(object1, object2, object3).toArray();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6307\u5b9a\u5bf9\u8c61\u7684\u65b0\u6570\u7ec4\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u8fd4\u56de\u7684\u6570\u7ec4\u4e0d\u53ef\u53d8\uff0c\u56e0\u6b64\u65e0\u6cd5\u76f4\u63a5\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u3002<\/p>\n<p><strong>2. \u4f7f\u7528\u53cd\u5c04\uff1a<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6765\u521b\u5efa\u6307\u5b9a\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5e76\u5411\u5176\u4e2d\u6dfb\u52a0\u5bf9\u8c61\uff1a<\/p>\n<pre>Class&lt;?&gt; arrayClass = Class.forName(\"java.lang.String[]\");\nObject[] array = (Object[]) Array.newInstance(arrayClass, 3);\narray[0] = \"object1\";\narray[1] = \"object2\";\narray[2] = \"object3\";<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u79cd\u65b9\u6cd5\u66f4\u7075\u6d3b\uff0c\u56e0\u4e3a\u53ef\u4ee5\u521b\u5efa\u4efb\u610f\u7c7b\u578b\u7684\u6570\u7ec4\u5e76\u6dfb\u52a0\/\u5220\u9664\u5143\u7d20\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e09\u4e2a String \u5bf9\u8c61\u7684\u65b0\u6570\u7ec4\uff1a<\/p>\n<pre>String[] array = new String[] { \"object1\", \"object2\", \"object3\" };<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5e94\u7528\uff1a<\/strong><\/p>\n<p>\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\u5f88\u6709\u7528\uff1a<\/p>\n<ul>\n<li>\u5c06\u6570\u636e\u4f20\u9012\u7ed9\u63a5\u53d7\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u7684\u65b9\u6cd5\u3002<\/li>\n<li>\u521b\u5efa\u6570\u636e\u7ed3\u6784\uff08\u5982\u5217\u8868\u6216\u961f\u5217\uff09\u4ee5\u5b58\u50a8\u5bf9\u8c61\u3002<\/li>\n<li>\u904d\u5386\u4e00\u7ec4\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5bf9\u8c61\u600e\u4e48\u8f6c\u6210\u6570\u7ec4 java\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 arrays.aslist() \u521b\u5efa\u4e0d\u53ef\u53d8\u6570\u7ec4\u6216\u4f7f\u7528\u53cd\u5c04\u521b\u5efa\u53ef\u53d8\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u4ee3\u7801\u4e2d\u5c06\u4e09\u4e2a\u5b57\u7b26\u4e32\u5bf9\u8c61\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4\uff1astring[] array = new string[] { &#8220;object1&#8221;, &#8220;object2&#8221;, &#8220;object3&#8221; }\u3002\u8be5\u6570\u7ec4\u53ef\u7528\u4e8e\u4f20\u9012\u6570\u636e\u3001\u521b\u5efa\u6570\u636e\u7ed3\u6784\u6216\u904d\u5386\u5bf9\u8c61\u3002 Java \u4e2d\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4 \u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u4e3b\u8981\u65b9\u5f0f\u5c06\u5bf9\u8c61\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a 1. \u4f7f\u7528 Arrays.asList()\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b Object[] array = Arrays.asList(object1, object2, object3).toArray(); \u767b\u5f55\u540e\u590d\u5236 \u6b64\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u6307\u5b9a\u5bf9\u8c61\u7684\u65b0\u6570\u7ec4\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u8fd4\u56de\u7684\u6570\u7ec4\u4e0d\u53ef\u53d8\uff0c\u56e0\u6b64\u65e0\u6cd5\u76f4\u63a5\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u3002 2. \u4f7f\u7528\u53cd\u5c04\uff1a \u53ef\u4ee5\u4f7f\u7528\u53cd\u5c04\u6765\u521b\u5efa\u6307\u5b9a\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5e76\u5411\u5176\u4e2d\u6dfb\u52a0\u5bf9\u8c61\uff1a Class&lt;?&gt; arrayClass = Class.forName(&#8220;java.lang.String[]&#8221;); Object[] array = (Object[]) Array.newInstance(arrayClass, 3); array[0] = &#8220;object1&#8221;; array[1] = &#8220;object2&#8221;; array[2] = &#8220;object3&#8221;; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u79cd\u65b9\u6cd5\u66f4\u7075\u6d3b\uff0c\u56e0\u4e3a\u53ef\u4ee5\u521b\u5efa\u4efb\u610f\u7c7b\u578b\u7684\u6570\u7ec4\u5e76\u6dfb\u52a0\/\u5220\u9664\u5143\u7d20\u3002 [&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-37736","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37736","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=37736"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37736\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}