{"id":65491,"date":"2025-05-03T08:05:33","date_gmt":"2025-05-03T00:05:33","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65491\/"},"modified":"2025-05-03T08:05:33","modified_gmt":"2025-05-03T00:05:33","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e6%89%8d%e8%83%bd%e8%be%93%e5%85%a5%e4%b8%ad%e6%96%87-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65491\/","title":{"rendered":"java\u6570\u7ec4\u600e\u4e48\u624d\u80fd\u8f93\u5165\u4e2d\u6587"},"content":{"rendered":"<blockquote><p>\n  java\u6570\u7ec4\u4e2d\u53ef\u4f7f\u7528char\u6216string\u7c7b\u578b\u5b58\u50a8\u4e2d\u6587\u3002char\u7c7b\u578b\u521b\u5efa\u5b57\u7b26\u6570\u7ec4\uff0c\u7528unicode\u7801\u8868\u793a\u4e2d\u6587\u5b57\u7b26\uff1bstring\u7c7b\u578b\u521b\u5efa\u5b57\u7b26\u4e32\u6570\u7ec4\uff0c\u7528utf-16\u7f16\u7801\u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u4e32\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111302181777606.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u600e\u4e48\u624d\u80fd\u8f93\u5165\u4e2d\u6587\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u600e\u4e48\u624d\u80fd\u8f93\u5165\u4e2d\u6587\u63d2\u56fe\" \/><\/p>\n<p><strong>Java\u6570\u7ec4\u5982\u4f55\u8f93\u5165\u4e2d\u6587\uff1f<\/strong><\/p>\n<p><strong>\u56de\u7b54\uff1a<\/strong><\/p>\n<p>Java\u6570\u7ec4\u4e2d\u5b58\u50a8\u4e2d\u6587\u53ef\u4ee5\u4f7f\u7528char\u7c7b\u578b\u6216String\u7c7b\u578b\u3002<\/p>\n<p><strong>char\u7c7b\u578b\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li> <strong>char[] arr = new char[\u957f\u5ea6];<\/strong> \u521b\u5efa\u4e00\u4e2a\u5b57\u7b26\u6570\u7ec4\u3002<\/li>\n<li> <strong>arr[\u7d22\u5f15] = &#8216;\u4e2d\u6587\u5b57\u7b26&#8217;;<\/strong> \u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>char[] arr = new char[3];\narr[0] = '\u4e2d';\narr[1] = '\u6587';\narr[2] = '\u5b57';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>String\u7c7b\u578b\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>String[] arr = new String[\u957f\u5ea6];<\/strong> \u521b\u5efa\u4e00\u4e2a\u3002<\/li>\n<li> <strong>arr[\u7d22\u5f15] = &#8220;\u4e2d\u6587\u5b57\u7b26\u4e32&#8221;;<\/strong> \u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ul>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>String[] arr = new String[3];\narr[0] = \"\u4e2d\u6587\";\narr[1] = \"\u5b57\u7b26\u4e32\";\narr[2] = \"\u6570\u7ec4\";<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528char\u7c7b\u578b\u65f6\uff0c\u4e2d\u6587\u5b57\u7b26\u9700\u8981\u4f7f\u7528Unicode\u7801\u8868\u793a\u3002<\/li>\n<li>\u4f7f\u7528String\u7c7b\u578b\u65f6\uff0c\u4e2d\u6587\u5b57\u7b26\u4e32\u662fUTF-16\u7f16\u7801\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u600e\u4e48\u624d\u80fd\u8f93\u5165\u4e2d\u6587\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\u4e2d\u53ef\u4f7f\u7528char\u6216string\u7c7b\u578b\u5b58\u50a8\u4e2d\u6587\u3002char\u7c7b\u578b\u521b\u5efa\u5b57\u7b26\u6570\u7ec4\uff0c\u7528unicode\u7801\u8868\u793a\u4e2d\u6587\u5b57\u7b26\uff1bstring\u7c7b\u578b\u521b\u5efa\u5b57\u7b26\u4e32\u6570\u7ec4\uff0c\u7528utf-16\u7f16\u7801\u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u4e32\u3002 Java\u6570\u7ec4\u5982\u4f55\u8f93\u5165\u4e2d\u6587\uff1f \u56de\u7b54\uff1a Java\u6570\u7ec4\u4e2d\u5b58\u50a8\u4e2d\u6587\u53ef\u4ee5\u4f7f\u7528char\u7c7b\u578b\u6216String\u7c7b\u578b\u3002 char\u7c7b\u578b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b char[] arr = new char[\u957f\u5ea6]; \u521b\u5efa\u4e00\u4e2a\u5b57\u7b26\u6570\u7ec4\u3002 arr[\u7d22\u5f15] = &#8216;\u4e2d\u6587\u5b57\u7b26&#8217;; \u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u3002 \u793a\u4f8b\uff1a char[] arr = new char[3]; arr[0] = &#8216;\u4e2d&#8217;; arr[1] = &#8216;\u6587&#8217;; arr[2] = &#8216;\u5b57&#8217;; \u767b\u5f55\u540e\u590d\u5236 String\u7c7b\u578b\uff1a String[] arr = new String[\u957f\u5ea6]; \u521b\u5efa\u4e00\u4e2a\u3002 arr[\u7d22\u5f15] = &#8220;\u4e2d\u6587\u5b57\u7b26\u4e32&#8221;; \u5b58\u50a8\u4e2d\u6587\u5b57\u7b26\u4e32\u3002 \u793a\u4f8b\uff1a String[] arr = new String[3]; arr[0] = &#8220;\u4e2d\u6587&#8221;; arr[1] = &#8220;\u5b57\u7b26\u4e32&#8221;; [&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-65491","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65491","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=65491"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65491\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}