{"id":65487,"date":"2025-05-03T17:10:21","date_gmt":"2025-05-03T09:10:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65487\/"},"modified":"2025-05-03T17:10:21","modified_gmt":"2025-05-03T09:10:21","slug":"java%e6%80%8e%e4%b9%88%e7%bb%99%e6%95%b0%e7%bb%84%e7%bc%96%e8%af%91%e8%b5%8b%e5%80%bc-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65487\/","title":{"rendered":"java\u600e\u4e48\u7ed9\u6570\u7ec4\u7f16\u8bd1\u8d4b\u503c"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u53ef\u4ee5\u901a\u8fc7\u7f16\u8bd1\u65f6\u8d4b\u503c\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff0c\u8bed\u6cd5\u4e3a\uff1a\u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = {\u5143\u7d20\u503c 1, \u5143\u7d20\u503c 2, &#8230;}\u3002\u7f16\u8bd1\u65f6\u8d4b\u503c\u4f18\u70b9\u5305\u62ec\u4ee3\u7801\u7b80\u6d01\u3001\u907f\u514d\u6f5c\u5728\u9519\u8bef\u3002\u6ce8\u610f\u4e8b\u9879\u662f\u6570\u7ec4\u957f\u5ea6\u65e0\u6cd5\u5728\u7f16\u8bd1\u540e\u66f4\u6539\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111302121674072.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u7ed9\u6570\u7ec4\u7f16\u8bd1\u8d4b\u503c\u63d2\u56fe\" alt=\"java\u600e\u4e48\u7ed9\u6570\u7ec4\u7f16\u8bd1\u8d4b\u503c\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u4e3a\u6570\u7ec4\u7f16\u8bd1\u65f6\u8d4b\u503c<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7f16\u8bd1\u65f6\u8d4b\u503c\u6765\u521d\u59cb\u5316\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u503c\u3002\u8fd9\u901a\u5e38\u5728\u5b9a\u4e49\u6570\u7ec4\u65f6\u5b8c\u6210\uff0c\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>\u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = {\u5143\u7d20\u503c 1, \u5143\u7d20\u503c 2, ...};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e09\u4e2a\u6574\u6570\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<pre>int[] numbers = {10, 20, 30};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u7f16\u8bd1\u65f6\u8d4b\u503c\u7684\u4f18\u70b9<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li> <strong>\u4ee3\u7801\u7b80\u6d01\uff1a<\/strong>\u7f16\u8bd1\u65f6\u8d4b\u503c\u65e0\u9700\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u521b\u5efa\u548c\u8d4b\u503c\u6bcf\u4e00\u4e2a\u6570\u7ec4\u5143\u7d20\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u4ee3\u7801\u7684\u590d\u6742\u6027\u3002<\/li>\n<li> <strong>\u907f\u514d\u6f5c\u5728\u9519\u8bef\uff1a<\/strong>\u4e0e\u9010\u4e00\u5206\u914d\u6570\u7ec4\u5143\u7d20\u76f8\u6bd4\uff0c\u7f16\u8bd1\u65f6\u8d4b\u503c\u53ef\u4ee5\u51cf\u5c11\u4eba\u4e3a\u9519\u8bef\u7684\u673a\u4f1a\u3002<\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li>\u7f16\u8bd1\u65f6\u8d4b\u503c\u7684\u6570\u7ec4\u957f\u5ea6\u5728\u7f16\u8bd1\u65f6\u5c31\u786e\u5b9a\u4e86\uff0c\u4e4b\u540e\u65e0\u6cd5\u66f4\u6539\u3002<\/li>\n<li>\u5982\u679c\u9700\u8981\u52a8\u6001\u521b\u5efa\u6216\u8c03\u6574\u5927\u5c0f\u7684\u6570\u7ec4\uff0c\u8bf7\u4f7f\u7528 new \u8fd0\u7b97\u7b26\u548c Arrays.copyOf() \u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u7f16\u8bd1\u65f6\u8d4b\u503c\u521b\u5efa\u548c\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n<pre>String[][] names = {\n    {\"Alice\", \"Bob\"},\n    {\"Charlie\", \"Dave\"}\n};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cnames \u662f\u4e00\u4e2a\u5305\u542b\u4e24\u4e2a\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002\u6bcf\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4\u5305\u542b\u4e24\u4e2a\u5143\u7d20\uff0c\u5206\u522b\u8868\u793a\u4e24\u4e2a\u4eba\u7684\u59d3\u540d\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u7ed9\u6570\u7ec4\u7f16\u8bd1\u8d4b\u503c\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\u53ef\u4ee5\u901a\u8fc7\u7f16\u8bd1\u65f6\u8d4b\u503c\u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff0c\u8bed\u6cd5\u4e3a\uff1a\u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = {\u5143\u7d20\u503c 1, \u5143\u7d20\u503c 2, &#8230;}\u3002\u7f16\u8bd1\u65f6\u8d4b\u503c\u4f18\u70b9\u5305\u62ec\u4ee3\u7801\u7b80\u6d01\u3001\u907f\u514d\u6f5c\u5728\u9519\u8bef\u3002\u6ce8\u610f\u4e8b\u9879\u662f\u6570\u7ec4\u957f\u5ea6\u65e0\u6cd5\u5728\u7f16\u8bd1\u540e\u66f4\u6539\u3002 Java \u4e2d\u4e3a\u6570\u7ec4\u7f16\u8bd1\u65f6\u8d4b\u503c \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7f16\u8bd1\u65f6\u8d4b\u503c\u6765\u521d\u59cb\u5316\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u503c\u3002\u8fd9\u901a\u5e38\u5728\u5b9a\u4e49\u6570\u7ec4\u65f6\u5b8c\u6210\uff0c\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a \u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = {\u5143\u7d20\u503c 1, \u5143\u7d20\u503c 2, &#8230;}; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e09\u4e2a\u6574\u6570\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a int[] numbers = {10, 20, 30}; \u767b\u5f55\u540e\u590d\u5236 \u7f16\u8bd1\u65f6\u8d4b\u503c\u7684\u4f18\u70b9 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4ee3\u7801\u7b80\u6d01\uff1a\u7f16\u8bd1\u65f6\u8d4b\u503c\u65e0\u9700\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u521b\u5efa\u548c\u8d4b\u503c\u6bcf\u4e00\u4e2a\u6570\u7ec4\u5143\u7d20\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u4ee3\u7801\u7684\u590d\u6742\u6027\u3002 \u907f\u514d\u6f5c\u5728\u9519\u8bef\uff1a\u4e0e\u9010\u4e00\u5206\u914d\u6570\u7ec4\u5143\u7d20\u76f8\u6bd4\uff0c\u7f16\u8bd1\u65f6\u8d4b\u503c\u53ef\u4ee5\u51cf\u5c11\u4eba\u4e3a\u9519\u8bef\u7684\u673a\u4f1a\u3002 \u6ce8\u610f\u4e8b\u9879 \u7f16\u8bd1\u65f6\u8d4b\u503c\u7684\u6570\u7ec4\u957f\u5ea6\u5728\u7f16\u8bd1\u65f6\u5c31\u786e\u5b9a\u4e86\uff0c\u4e4b\u540e\u65e0\u6cd5\u66f4\u6539\u3002 \u5982\u679c\u9700\u8981\u52a8\u6001\u521b\u5efa\u6216\u8c03\u6574\u5927\u5c0f\u7684\u6570\u7ec4\uff0c\u8bf7\u4f7f\u7528 new \u8fd0\u7b97\u7b26\u548c Arrays.copyOf() \u65b9\u6cd5\u3002 \u793a\u4f8b \u4ee5\u4e0b\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u7f16\u8bd1\u65f6\u8d4b\u503c\u521b\u5efa\u548c\u521d\u59cb\u5316\u4e8c\u7ef4\u6570\u7ec4\uff1a String[][] names = { {&#8220;Alice&#8221;, &#8220;Bob&#8221;}, {&#8220;Charlie&#8221;, &#8220;Dave&#8221;} }; \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cnames [&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-65487","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65487","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=65487"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65487\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65487"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}