{"id":65196,"date":"2025-05-03T08:17:12","date_gmt":"2025-05-03T00:17:12","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65196\/"},"modified":"2025-05-03T08:17:12","modified_gmt":"2025-05-03T00:17:12","slug":"java%e6%95%b0%e7%bb%84%e5%8f%af%e4%bb%a5%e5%ad%98%e5%93%aa%e4%ba%9b%e7%b1%bb%e5%9e%8b%e5%85%83%e7%b4%a0-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65196\/","title":{"rendered":"java\u6570\u7ec4\u53ef\u4ee5\u5b58\u54ea\u4e9b\u7c7b\u578b\u5143\u7d20"},"content":{"rendered":"<blockquote><p>\n  java \u6570\u7ec4\u53ef\u5b58\u50a8\u57fa\u672c\u7c7b\u578b\uff08byte\u3001short\u3001int\u3001long\u3001float\u3001double\u3001char\u3001boolean\uff09\u548c\u5f15\u7528\u7c7b\u578b\uff08\u5bf9\u8c61\u3001\u63a5\u53e3\u3001\u7c7b\uff09\uff0c\u5305\u62ec\u5bf9\u8c61\u6570\u7ec4\u548c\u591a\u7ef4\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111211001610878.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u53ef\u4ee5\u5b58\u54ea\u4e9b\u7c7b\u578b\u5143\u7d20\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u53ef\u4ee5\u5b58\u54ea\u4e9b\u7c7b\u578b\u5143\u7d20\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u6570\u7ec4\u53ef\u5b58\u50a8\u7684\u5143\u7d20\u7c7b\u578b<\/strong><\/p>\n<p>Java \u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u6307\u5b9a\u7c7b\u578b\u7684\u591a\u4e2a\u5143\u7d20\u3002Java \u6570\u7ec4\u53ef\u4ee5\u5b58\u50a8\u4ee5\u4e0b\u5143\u7d20\u7c7b\u578b\uff1a<\/p>\n<ul>\n<li>\n<p><strong>\u57fa\u672c\u7c7b\u578b\uff1a<\/strong><\/p>\n<ul>\n<li>byte<\/li>\n<li>short<\/li>\n<li>int<\/li>\n<li>long<\/li>\n<li>float<\/li>\n<li>double<\/li>\n<li>char<\/li>\n<li>boolean<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u5f15\u7528\u7c7b\u578b\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li>\u5bf9\u8c61\u5f15\u7528<\/li>\n<li>\u63a5\u53e3\u5f15\u7528<\/li>\n<li>\u7c7b\u5f15\u7528<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>\u5bf9\u8c61\u6570\u7ec4<\/strong><\/p>\n<p>\u5bf9\u8c61\u6570\u7ec4\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6570\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u4efb\u4f55\u7c7b\u578b\u7684\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>String[] names = new String[5];\nnames[0] = \"John\";\nnames[1] = \"Mary\";<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u591a\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>Java \u8fd8\u652f\u6301\u591a\u7ef4\u6570\u7ec4\uff0c\u5373\u5305\u542b\u591a\u4e2a\u5143\u7d20\u7684\u6570\u7ec4\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>int[][] matrix = new int[3][4];\nmatrix[0][0] = 1;\nmatrix[0][1] = 2;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u53ef\u4ee5\u5b58\u54ea\u4e9b\u7c7b\u578b\u5143\u7d20\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\u53ef\u5b58\u50a8\u57fa\u672c\u7c7b\u578b\uff08byte\u3001short\u3001int\u3001long\u3001float\u3001double\u3001char\u3001boolean\uff09\u548c\u5f15\u7528\u7c7b\u578b\uff08\u5bf9\u8c61\u3001\u63a5\u53e3\u3001\u7c7b\uff09\uff0c\u5305\u62ec\u5bf9\u8c61\u6570\u7ec4\u548c\u591a\u7ef4\u6570\u7ec4\u3002 Java \u6570\u7ec4\u53ef\u5b58\u50a8\u7684\u5143\u7d20\u7c7b\u578b Java \u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u6307\u5b9a\u7c7b\u578b\u7684\u591a\u4e2a\u5143\u7d20\u3002Java \u6570\u7ec4\u53ef\u4ee5\u5b58\u50a8\u4ee5\u4e0b\u5143\u7d20\u7c7b\u578b\uff1a \u57fa\u672c\u7c7b\u578b\uff1a byte short int long float double char boolean \u5f15\u7528\u7c7b\u578b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5bf9\u8c61\u5f15\u7528 \u63a5\u53e3\u5f15\u7528 \u7c7b\u5f15\u7528 \u5bf9\u8c61\u6570\u7ec4 \u5bf9\u8c61\u6570\u7ec4\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u6570\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8\u4efb\u4f55\u7c7b\u578b\u7684\u5bf9\u8c61\u3002\u4f8b\u5982\uff1a String[] names = new String[5]; names[0] = &#8220;John&#8221;; names[1] = &#8220;Mary&#8221;; \u767b\u5f55\u540e\u590d\u5236 \u591a\u7ef4\u6570\u7ec4 Java \u8fd8\u652f\u6301\u591a\u7ef4\u6570\u7ec4\uff0c\u5373\u5305\u542b\u591a\u4e2a\u5143\u7d20\u7684\u6570\u7ec4\u3002\u4f8b\u5982\uff1a int[][] matrix = new int[3][4]; matrix[0][0] = 1; matrix[0][1] = 2; \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u53ef\u4ee5\u5b58\u54ea\u4e9b\u7c7b\u578b\u5143\u7d20\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-65196","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65196","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=65196"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65196\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}