{"id":65174,"date":"2025-05-03T10:03:29","date_gmt":"2025-05-03T02:03:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65174\/"},"modified":"2025-05-03T10:03:29","modified_gmt":"2025-05-03T02:03:29","slug":"java%e6%95%b0%e7%bb%84%e6%9c%89%e5%93%aa%e4%ba%9b%e5%8c%ba%e5%88%ab-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65174\/","title":{"rendered":"java\u6570\u7ec4\u6709\u54ea\u4e9b\u533a\u522b"},"content":{"rendered":"<blockquote><p>\n  java \u6570\u7ec4\u6709\u56db\u79cd\u7c7b\u578b\uff1a1. \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u57fa\u672c\u6570\u636e\u503c\uff1b2. \u5f15\u7528\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u5bf9\u8c61\u5f15\u7528\uff1b3. \u591a\u7ef4\u6570\u7ec4\u662f\u6570\u7ec4\u7684\u6570\u7ec4\uff1b4. \u4ea4\u9519\u6570\u7ec4\u5b58\u50a8\u4e0d\u540c\u7c7b\u578b\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111210091735585.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u6709\u54ea\u4e9b\u533a\u522b\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u6709\u54ea\u4e9b\u533a\u522b\u63d2\u56fe\" \/><\/p>\n<p><strong>Java\u6570\u7ec4\u7684\u7c7b\u578b<\/strong><\/p>\n<p>Java\u4e2d\u6570\u7ec4\u7c7b\u578b\u4e3b\u8981\u6709\u4ee5\u4e0b\u56db\u79cd\uff1a<\/p>\n<p><strong>1. \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4<\/strong><\/p>\n<p>\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u503c\uff0c\u4f8b\u5982int\u3001double\u3001boolean\u7b49\u3002\u58f0\u660e\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>data_type[] array_name;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cdata_type\u4e3a\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0carray_name\u4e3a\u6570\u7ec4\u540d\u79f0\u3002<\/p>\n<p><strong>2. \u5f15\u7528\u7c7b\u578b\u6570\u7ec4<\/strong><\/p>\n<p>\u5f15\u7528\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u5bf9\u8c61\u5f15\u7528\uff0c\u4f8b\u5982String\u3001Date\u7b49\u3002\u58f0\u660e\u5f15\u7528\u7c7b\u578b\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>class_name[] array_name;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cclass_name\u4e3a\u5f15\u7528\u7c7b\u578b\uff0carray_name\u4e3a\u6570\u7ec4\u540d\u79f0\u3002<\/p>\n<p><strong>3. \u591a\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u591a\u7ef4\u6570\u7ec4\u662f\u6570\u7ec4\u7684\u6570\u7ec4\u3002\u58f0\u660e\u591a\u7ef4\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>data_type[][] array_name;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cdata_type\u4e3a\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6216\u5f15\u7528\u7c7b\u578b\uff0carray_name\u4e3a\u6570\u7ec4\u540d\u79f0\u3002<\/p>\n<p><strong>4. \u4ea4\u9519\u6570\u7ec4<\/strong><\/p>\n<p>\u4ea4\u9519\u6570\u7ec4\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5b83\u5b58\u50a8\u4e0d\u540c\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u3002\u58f0\u660e\u4ea4\u9519\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>Object[] array_name;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u6709\u54ea\u4e9b\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 \u6570\u7ec4\u6709\u56db\u79cd\u7c7b\u578b\uff1a1. \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u57fa\u672c\u6570\u636e\u503c\uff1b2. \u5f15\u7528\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u5bf9\u8c61\u5f15\u7528\uff1b3. \u591a\u7ef4\u6570\u7ec4\u662f\u6570\u7ec4\u7684\u6570\u7ec4\uff1b4. \u4ea4\u9519\u6570\u7ec4\u5b58\u50a8\u4e0d\u540c\u7c7b\u578b\u5143\u7d20\u3002 Java\u6570\u7ec4\u7684\u7c7b\u578b Java\u4e2d\u6570\u7ec4\u7c7b\u578b\u4e3b\u8981\u6709\u4ee5\u4e0b\u56db\u79cd\uff1a 1. \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4 \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u5b58\u50a8\u57fa\u672c\u6570\u636e\u7c7b\u578b\u7684\u503c\uff0c\u4f8b\u5982int\u3001double\u3001boolean\u7b49\u3002\u58f0\u660e\u57fa\u672c\u6570\u636e\u7c7b\u578b\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b data_type[] array_name; 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