{"id":37099,"date":"2024-11-26T09:52:25","date_gmt":"2024-11-26T01:52:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37099\/"},"modified":"2024-11-26T09:52:25","modified_gmt":"2024-11-26T01:52:25","slug":"java%e4%b8%adchar%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e7%94%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37099\/","title":{"rendered":"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u7528"},"content":{"rendered":"<blockquote><p>\n  char\u6570\u7ec4\u7528\u4e8e\u5b58\u50a8\u5b57\u7b26\u6570\u636e\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2aunicode\u5b57\u7b26\u3002\u521b\u5efachar\u6570\u7ec4\uff1achar[] myarray = new char[size]\u3002\u8bbf\u95ee\u5143\u7d20\uff1achar element = myarray[index]\u3002\u4fee\u6539\u5143\u7d20\uff1amyarray[index] = newvalue\u3002\u5176\u4ed6\u65b9\u6cd5\uff1aclone()\u3001length()\u3001equals(char[] otherarray)\u3001tostring()\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111301032069382.jpg\" class=\"aligncenter\" title=\"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u7528\u63d2\u56fe\" alt=\"java\u4e2dchar\u6570\u7ec4\u600e\u4e48\u7528\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d char \u6570\u7ec4\u7684\u7528\u6cd5<\/strong><\/p>\n<p><strong>\u4ec0\u4e48\u662f char \u6570\u7ec4\uff1f<\/strong><\/p>\n<p>char \u6570\u7ec4\u662f\u5b58\u50a8\u5b57\u7b26\u6570\u636e\u7684\u6570\u7ec4\u3002\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a 16 \u4f4d Unicode \u5b57\u7b26\u3002<\/p>\n<p><strong>\u521b\u5efa char \u6570\u7ec4<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u521b\u5efa char \u6570\u7ec4\uff1a<\/p>\n<pre>char[] myArray = new char[size];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d size \u662f\u6570\u7ec4\u7684\u5927\u5c0f\u3002<\/p>\n<p><strong>\u8bbf\u95ee char \u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee char \u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n<pre>char element = myArray[index];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4fee\u6539 char \u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u4fee\u6539 char \u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n<pre>myArray[index] = newValue;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5176\u4ed6\u65b9\u6cd5<\/strong><\/p>\n<p>char \u6570\u7ec4\u8fd8\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li> <strong>clone()\uff1a<\/strong>\u590d\u5236 char \u6570\u7ec4\u3002<\/li>\n<li> <strong>length()\uff1a<\/strong>\u8fd4\u56de char \u6570\u7ec4\u7684\u957f\u5ea6\u3002<\/li>\n<li> <strong>equals(char[] otherArray)\uff1a<\/strong>\u6bd4\u8f83\u4e24\u4e2a char \u6570\u7ec4\u662f\u5426\u76f8\u7b49\u3002<\/li>\n<li> <strong>toString()\uff1a<\/strong>\u8fd4\u56de char \u6570\u7ec4\u4e2d\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u8868\u793a\u5f62\u5f0f\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86 char \u6570\u7ec4\u7684\u7528\u6cd5\uff1a<\/p>\n<pre>char[] letters = new char[5];\nletters[0] = 'a';\nletters[1] = 'b';\nletters[2] = 'c';\nletters[3] = 'd';\nletters[4] = 'e';\n\nSystem.out.println(Arrays.toString(letters)); \/\/ \u8f93\u51fa\uff1a[a, b, c, d, e]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2dchar\u6570\u7ec4\u600e\u4e48\u7528\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>char\u6570\u7ec4\u7528\u4e8e\u5b58\u50a8\u5b57\u7b26\u6570\u636e\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2aunicode\u5b57\u7b26\u3002\u521b\u5efachar\u6570\u7ec4\uff1achar[] myarray = new char[size]\u3002\u8bbf\u95ee\u5143\u7d20\uff1achar element = myarray[index]\u3002\u4fee\u6539\u5143\u7d20\uff1amyarray[index] = newvalue\u3002\u5176\u4ed6\u65b9\u6cd5\uff1aclone()\u3001length()\u3001equals(char[] otherarray)\u3001tostring()\u3002 Java \u4e2d char \u6570\u7ec4\u7684\u7528\u6cd5 \u4ec0\u4e48\u662f char \u6570\u7ec4\uff1f char \u6570\u7ec4\u662f\u5b58\u50a8\u5b57\u7b26\u6570\u636e\u7684\u6570\u7ec4\u3002\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a 16 \u4f4d Unicode \u5b57\u7b26\u3002 \u521b\u5efa char \u6570\u7ec4 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u521b\u5efa char \u6570\u7ec4\uff1a char[] myArray = new char[size]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d size \u662f\u6570\u7ec4\u7684\u5927\u5c0f\u3002 \u8bbf\u95ee char \u6570\u7ec4\u5143\u7d20 \u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee char \u6570\u7ec4\u5143\u7d20\uff1a char element = myArray[index]; \u767b\u5f55\u540e\u590d\u5236 \u4fee\u6539 char \u6570\u7ec4\u5143\u7d20 \u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u4fee\u6539 [&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-37099","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37099","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=37099"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37099\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}