{"id":65207,"date":"2025-05-03T15:22:23","date_gmt":"2025-05-03T07:22:23","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65207\/"},"modified":"2025-05-03T15:22:23","modified_gmt":"2025-05-03T07:22:23","slug":"java%e6%80%8e%e4%b9%88%e8%bf%94%e5%9b%9e%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65207\/","title":{"rendered":"java\u600e\u4e48\u8fd4\u56de\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  java \u65b9\u6cd5\u53ef\u4ee5\u8fd4\u56de\u6570\u7ec4\uff0c\u8fd4\u56de\u7684\u662f\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002\u65b9\u6cd5\u58f0\u660e\u4e2d\u9700\u8981\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u3002\u8fd4\u56de\u7684\u6570\u7ec4\u53ef\u4ee5\u5728\u8c03\u7528\u65b9\u6cd5\u65f6\u5206\u914d\u7ed9\u53d8\u91cf\u3002\u6570\u7ec4\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u8fd4\u56de\u7684\u662f\u5f15\u7528\uff0c\u5bf9\u6570\u7ec4\u5143\u7d20\u7684\u4fee\u6539\u90fd\u5c06\u5728\u539f\u59cb\u6570\u7ec4\u4e0a\u53cd\u6620\u51fa\u6765\u3002\u65b9\u6cd5\u4e5f\u53ef\u4ee5\u8fd4\u56de null\uff0c\u8868\u793a\u6570\u7ec4\u4e0d\u5b58\u5728\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111211482986018.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u8fd4\u56de\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u8fd4\u56de\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u8fd4\u56de\u6570\u7ec4<\/strong><\/p>\n<p><strong>\u7b54\u6848\uff1a<\/strong><\/p>\n<p>Java \u4e2d\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u4f5c\u4e3a\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\uff0c\u65b9\u6cd5\u8fd4\u56de\u7684\u6570\u7ec4\u662f\u4e00\u4e2a\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002<\/p>\n<p><strong>\u8be6\u7ec6\u89e3\u91ca\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u8981\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u9700\u8981\u5728\u65b9\u6cd5\u58f0\u660e\u4e2d\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>public int[] getNumbers() {\n    \/\/ \u521b\u5efa\u4e00\u4e2a\u6570\u7ec4\n    int[] numbers = {1, 2, 3, 4, 5};\n    \/\/ \u8fd4\u56de\u6570\u7ec4\n    return numbers;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8c03\u7528\u8be5\u65b9\u6cd5\u65f6\uff0c\u53ef\u4ee5\u5c06\u8fd4\u56de\u7684\u6570\u7ec4\u5206\u914d\u7ed9\u4e00\u4e2a\u53d8\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>int[] myNumbers = getNumbers();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u4f5c\u4e3a\u8fd4\u56de\u503c\u65f6\uff0c\u8fd4\u56de\u7684\u4e0d\u662f\u6570\u7ec4\u672c\u8eab\uff0c\u800c\u662f\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002\u5bf9\u6570\u7ec4\u5143\u7d20\u7684\u4fee\u6539\u90fd\u5c06\u5728\u539f\u59cb\u6570\u7ec4\u4e0a\u53cd\u6620\u51fa\u6765\u3002<\/li>\n<li>\u6570\u7ec4\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06 null \u5206\u914d\u7ed9\u6570\u7ec4\u53d8\u91cf\u3002\u5982\u679c\u65b9\u6cd5\u8fd4\u56de null\uff0c\u5219\u8fd9\u610f\u5473\u7740\u6570\u7ec4\u4e0d\u5b58\u5728\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8fd4\u56de\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 \u65b9\u6cd5\u53ef\u4ee5\u8fd4\u56de\u6570\u7ec4\uff0c\u8fd4\u56de\u7684\u662f\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002\u65b9\u6cd5\u58f0\u660e\u4e2d\u9700\u8981\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u3002\u8fd4\u56de\u7684\u6570\u7ec4\u53ef\u4ee5\u5728\u8c03\u7528\u65b9\u6cd5\u65f6\u5206\u914d\u7ed9\u53d8\u91cf\u3002\u6570\u7ec4\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u8fd4\u56de\u7684\u662f\u5f15\u7528\uff0c\u5bf9\u6570\u7ec4\u5143\u7d20\u7684\u4fee\u6539\u90fd\u5c06\u5728\u539f\u59cb\u6570\u7ec4\u4e0a\u53cd\u6620\u51fa\u6765\u3002\u65b9\u6cd5\u4e5f\u53ef\u4ee5\u8fd4\u56de null\uff0c\u8868\u793a\u6570\u7ec4\u4e0d\u5b58\u5728\u3002 \u5982\u4f55\u5728 Java \u4e2d\u8fd4\u56de\u6570\u7ec4 \u7b54\u6848\uff1a Java \u4e2d\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u4f5c\u4e3a\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\uff0c\u65b9\u6cd5\u8fd4\u56de\u7684\u6570\u7ec4\u662f\u4e00\u4e2a\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002 \u8be6\u7ec6\u89e3\u91ca\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u8981\u8fd4\u56de\u4e00\u4e2a\u6570\u7ec4\uff0c\u9700\u8981\u5728\u65b9\u6cd5\u58f0\u660e\u4e2d\u6307\u5b9a\u6570\u7ec4\u7c7b\u578b\u3002\u4f8b\u5982\uff1a public int[] getNumbers() { \/\/ \u521b\u5efa\u4e00\u4e2a\u6570\u7ec4 int[] numbers = {1, 2, 3, 4, 5}; \/\/ \u8fd4\u56de\u6570\u7ec4 return numbers; } \u767b\u5f55\u540e\u590d\u5236 \u8c03\u7528\u8be5\u65b9\u6cd5\u65f6\uff0c\u53ef\u4ee5\u5c06\u8fd4\u56de\u7684\u6570\u7ec4\u5206\u914d\u7ed9\u4e00\u4e2a\u53d8\u91cf\u3002\u4f8b\u5982\uff1a int[] myNumbers = getNumbers(); \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\uff1a \u4f7f\u7528\u6570\u7ec4\u7c7b\u578b\u4f5c\u4e3a\u8fd4\u56de\u503c\u65f6\uff0c\u8fd4\u56de\u7684\u4e0d\u662f\u6570\u7ec4\u672c\u8eab\uff0c\u800c\u662f\u6307\u5411\u6570\u7ec4\u9996\u5143\u7d20\u7684\u5f15\u7528\u3002\u5bf9\u6570\u7ec4\u5143\u7d20\u7684\u4fee\u6539\u90fd\u5c06\u5728\u539f\u59cb\u6570\u7ec4\u4e0a\u53cd\u6620\u51fa\u6765\u3002 \u6570\u7ec4\u662f\u5f15\u7528\u7c7b\u578b\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06 null \u5206\u914d\u7ed9\u6570\u7ec4\u53d8\u91cf\u3002\u5982\u679c\u65b9\u6cd5\u8fd4\u56de null\uff0c\u5219\u8fd9\u610f\u5473\u7740\u6570\u7ec4\u4e0d\u5b58\u5728\u3002 \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8fd4\u56de\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-65207","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65207","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=65207"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65207\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}