{"id":37331,"date":"2024-11-26T15:17:10","date_gmt":"2024-11-26T07:17:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37331\/"},"modified":"2024-11-26T15:17:10","modified_gmt":"2024-11-26T07:17:10","slug":"java%e6%80%8e%e4%b9%88%e8%be%93%e5%85%a5%e5%ad%97%e7%ac%a6%e5%88%b0%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37331\/","title":{"rendered":"java\u600e\u4e48\u8f93\u5165\u5b57\u7b26\u5230\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u5411\u6570\u7ec4\u8f93\u5165\u5b57\u7b26\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 char[] \u6570\u7ec4\uff0c\u76f4\u63a5\u8d4b\u503c\u5b57\u7b26\uff1achar[] arr = new char[size];arr[index] = &#8216;c&#8217;;\u4f7f\u7528 character.tochars() \u65b9\u6cd5\u8f6c\u6362\u5b57\u7b26\uff0c\u518d\u8f93\u5165\u6570\u7ec4\uff1achar[] arr = new char[size];character.tochars(c, arr, index);\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111304005273070.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u8f93\u5165\u5b57\u7b26\u5230\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u8f93\u5165\u5b57\u7b26\u5230\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u5411\u6570\u7ec4\u4e2d\u8f93\u5165\u5b57\u7b26<\/strong><\/p>\n<p>\u8981\u5728 Java \u4e2d\u5411\u6570\u7ec4\u4e2d\u8f93\u5165\u5b57\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528 char[] \u6570\u7ec4<\/strong><\/p>\n<p>\u5bf9\u4e8e char[] \u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u8d4b\u503c\u8bed\u53e5\u5c06\u5b57\u7b26\u76f4\u63a5\u8f93\u5165\u5230\u6570\u7ec4\u5143\u7d20\u4e2d\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>char[] arr = new char[size];\narr[index] = 'c';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>char[] arr = new char[5];\narr[2] = 'J';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 Character.toChars() \u65b9\u6cd5<\/strong><\/p>\n<p>\u5bf9\u4e8e\u5176\u4ed6\u7c7b\u578b\uff08\u4f8b\u5982 String\u3001char[] \u6216 int\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528 Character.toChars() \u65b9\u6cd5\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a char\uff0c\u7136\u540e\u5c06\u5176\u8f93\u5165\u5230\u6570\u7ec4\u4e2d\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>char[] arr = new char[size];\nCharacter.toChars(c, arr, index);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>char[] arr = new char[5];\nCharacter.toChars('A', arr, 1);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n<ul>\n<li>\u786e\u4fdd\u6570\u7ec4\u5177\u6709\u8db3\u591f\u7684\u5bb9\u91cf\u6765\u5b58\u50a8\u8981\u8f93\u5165\u7684\u5b57\u7b26\u3002<\/li>\n<li>\u5bf9\u4e8e char[] \u6570\u7ec4\uff0c\u6570\u7ec4\u5143\u7d20\u7684\u5927\u5c0f\u9ed8\u8ba4\u4e3a\u5355\u4e2a\u5b57\u7b26\u3002<\/li>\n<li>\u5bf9\u4e8e\u5176\u4ed6\u7c7b\u578b\uff0c\u9700\u8981\u660e\u786e\u6307\u5b9a\u8981\u8f6c\u6362\u4e3a char \u7684\u5b57\u7b26\u6570\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8f93\u5165\u5b57\u7b26\u5230\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u5411\u6570\u7ec4\u8f93\u5165\u5b57\u7b26\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a\u4f7f\u7528 char[] \u6570\u7ec4\uff0c\u76f4\u63a5\u8d4b\u503c\u5b57\u7b26\uff1achar[] arr = new char[size];arr[index] = &#8216;c&#8217;;\u4f7f\u7528 character.tochars() \u65b9\u6cd5\u8f6c\u6362\u5b57\u7b26\uff0c\u518d\u8f93\u5165\u6570\u7ec4\uff1achar[] arr = new char[size];character.tochars(c, arr, index); Java \u4e2d\u5411\u6570\u7ec4\u4e2d\u8f93\u5165\u5b57\u7b26 \u8981\u5728 Java \u4e2d\u5411\u6570\u7ec4\u4e2d\u8f93\u5165\u5b57\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a \u65b9\u6cd5 1\uff1a\u4f7f\u7528 char[] \u6570\u7ec4 \u5bf9\u4e8e char[] \u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u8d4b\u503c\u8bed\u53e5\u5c06\u5b57\u7b26\u76f4\u63a5\u8f93\u5165\u5230\u6570\u7ec4\u5143\u7d20\u4e2d\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b char[] arr = new char[size]; arr[index] = &#8216;c&#8217;; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a char[] arr = new char[5]; arr[2] = &#8216;J&#8217;; \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 Character.toChars() \u65b9\u6cd5 \u5bf9\u4e8e\u5176\u4ed6\u7c7b\u578b\uff08\u4f8b\u5982 [&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-37331","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37331","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=37331"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37331\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}