{"id":37536,"date":"2024-11-26T16:19:23","date_gmt":"2024-11-26T08:19:23","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37536\/"},"modified":"2024-11-26T16:19:23","modified_gmt":"2024-11-26T08:19:23","slug":"java%e4%b8%adchar%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e8%b5%8b%e5%80%bc","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37536\/","title":{"rendered":"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u8d4b\u503c"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d char \u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\u4f7f\u7528\u5355\u4e2a\u5b57\u7b26\u8d4b\u503c\u4f7f\u7528\u53e6\u4e00\u4e2a char \u6570\u7ec4\u8d4b\u503c\u4f7f\u7528 system.arraycopy \u65b9\u6cd5\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111306575438104.jpg\" class=\"aligncenter\" title=\"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u8d4b\u503c\u63d2\u56fe\" alt=\"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u8d4b\u503c\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d Char \u6570\u7ec4\u8d4b\u503c<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u4e3a char \u6570\u7ec4\u8d4b\u503c\uff1a<\/p>\n<p><strong>\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf<\/strong><\/p>\n<p>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>char[] myChars = \"Hello world\".toCharArray();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u5b57\u7b26\u4e32 &#8220;Hello world&#8221; \u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684 char \u6570\u7ec4\u3002<\/p>\n<p><strong>\u4f7f\u7528\u5355\u4e2a\u5b57\u7b26<\/strong><\/p>\n<p>\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5355\u4e2a\u5b57\u7b26\u6765\u8d4b\u503c\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>char[] myChars = {'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528\u53e6\u4e00\u4e2a char \u6570\u7ec4<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u53e6\u4e00\u4e2a char \u6570\u7ec4\u6765\u8d4b\u503c\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>char[] myChars = {'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'};\nchar[] yourChars = new char[myChars.length];\nyourChars = myChars;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4f7f\u7528 System.arraycopy<\/strong><\/p>\n<p>\u8fd8\u53ef\u4ee5\u4f7f\u7528 System.arraycopy \u65b9\u6cd5\u5c06 char \u6570\u7ec4\u7684\u4e00\u90e8\u5206\u6216\u5168\u90e8\u590d\u5236\u5230\u53e6\u4e00\u4e2a char \u6570\u7ec4\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>char[] myChars = {'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd'};\nchar[] yourChars = new char[myChars.length];\nSystem.arraycopy(myChars, 0, yourChars, 0, myChars.length);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2dchar\u6570\u7ec4\u600e\u4e48\u8d4b\u503c\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 char \u6570\u7ec4\u8d4b\u503c\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\u4f7f\u7528\u5355\u4e2a\u5b57\u7b26\u8d4b\u503c\u4f7f\u7528\u53e6\u4e00\u4e2a char \u6570\u7ec4\u8d4b\u503c\u4f7f\u7528 system.arraycopy \u65b9\u6cd5 Java \u4e2d Char \u6570\u7ec4\u8d4b\u503c \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u4e3a char \u6570\u7ec4\u8d4b\u503c\uff1a \u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\uff0c\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b char[] myChars = &#8220;Hello world&#8221;.toCharArray(); \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u5b57\u7b26\u4e32 &#8220;Hello world&#8221; \u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684 char \u6570\u7ec4\u3002 \u4f7f\u7528\u5355\u4e2a\u5b57\u7b26 \u8fd8\u53ef\u4ee5\u4f7f\u7528\u5355\u4e2a\u5b57\u7b26\u6765\u8d4b\u503c\uff0c\u4f8b\u5982\uff1a char[] myChars = {&#8216;H&#8217;, &#8216;e&#8217;, &#8216;l&#8217;, &#8216;l&#8217;, &#8216;o&#8217;, &#8216; &#8216;, &#8216;w&#8217;, &#8216;o&#8217;, &#8216;r&#8217;, &#8216;l&#8217;, &#8216;d&#8217;}; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u53e6\u4e00\u4e2a char \u6570\u7ec4 \u53ef\u4ee5\u4f7f\u7528\u53e6\u4e00\u4e2a char [&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-37536","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37536","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=37536"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37536\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}