{"id":37598,"date":"2024-11-26T12:17:33","date_gmt":"2024-11-26T04:17:33","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37598\/"},"modified":"2024-11-26T12:17:33","modified_gmt":"2024-11-26T04:17:33","slug":"java%e5%ad%97%e7%ac%a6%e5%9e%8b%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\/37598\/","title":{"rendered":"Java\u5b57\u7b26\u578b\u6570\u7ec4\u600e\u4e48\u8d4b\u503c"},"content":{"rendered":"

\n java\u5b57\u7b26\u578b\u6570\u7ec4\u53ef\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8d4b\u503c\uff1a\u9010\u4e2a\u8d4b\u503c\u3002\u521d\u59cb\u5316\u8d4b\u503c\u3002\u4f7f\u7528 string.tochararray() \u65b9\u6cd5\u8f6c\u6362\u5b57\u7b26\u4e32\u3002\u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u586b\u5145\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n

\"Java\u5b57\u7b26\u578b\u6570\u7ec4\u600e\u4e48\u8d4b\u503c\u63d2\u56fe\"<\/p>\n

Java \u5b57\u7b26\u578b\u6570\u7ec4\u7684\u8d4b\u503c<\/strong><\/p>\n

\u65b9\u6cd5 1\uff1a\u9010\u4e2a\u8d4b\u503c<\/strong><\/p>\n

\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u8fd0\u7b97\u7b26 [] \u9010\u4e2a\u5411\u5b57\u7b26\u578b\u6570\u7ec4\u4e2d\u8d4b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n

char[] chars = new char[5];\nchars[0] = 'H';\nchars[1] = 'e';\nchars[2] = 'l';\nchars[3] = 'l';\nchars[4] = 'o';<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 2\uff1a\u521d\u59cb\u5316<\/strong><\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
\u5728\u58f0\u660e\u5b57\u7b26\u578b\u6570\u7ec4\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u521d\u59cb\u5316\u8bed\u6cd5\u6765\u4e00\u6b21\u6027\u8d4b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n
char[] chars = {'H', 'e', 'l', 'l', 'o'};<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 3\uff1a\u4f7f\u7528 String.toCharArray()<\/strong><\/p>\n
\u5982\u679c\u9700\u8981\u5c06\u4e00\u4e2a\u5b57\u7b26\u4e32\u8d4b\u503c\u7ed9\u5b57\u7b26\u578b\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 String.toCharArray() \u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n
String str = \"Hello\";\nchar[] chars = str.toCharArray();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 4\uff1a\u4f7f\u7528 Arrays.fill()<\/strong><\/p>\n
Arrays.fill() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u5b57\u7b26\u578b\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\u66ff\u6362\u4e3a\u6307\u5b9a\u7684\u5b57\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n
char[] chars = new char[5];\nArrays.fill(chars, 'X');<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n
    \n
  • \u5728\u8bbf\u95ee\u5b57\u7b26\u578b\u6570\u7ec4\u5143\u7d20\u65f6\uff0c\u6ce8\u610f\u8d8a\u754c\uff0c\u7d22\u5f15\u5e94\u5728 0 \u548c array.length – 1 \u4e4b\u95f4\u3002<\/li>\n
  • \u5b57\u7b26\u578b\u6570\u7ec4\u4e0d\u53ef\u53d8\uff0c\u8fd9\u610f\u5473\u7740\u4e00\u65e6\u521b\u5efa\uff0c\u5143\u7d20\u5c31\u4e0d\u80fd\u66f4\u6539\u3002<\/li>\n
  • Java 5 \u5f15\u5165\u4e86\u53ef\u53d8\u957f\u7684\u5b57\u7b26\u4e32\uff0c\u56e0\u6b64\u4e0d\u518d\u5efa\u8bae\u4f7f\u7528\u5b57\u7b26\u578b\u6570\u7ec4\u6765\u5b58\u50a8\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fJava\u5b57\u7b26\u578b\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":"
    java\u5b57\u7b26\u578b\u6570\u7ec4\u53ef\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u8d4b\u503c\uff1a\u9010\u4e2a\u8d4b\u503c\u3002\u521d\u59cb\u5316\u8d4b\u503c\u3002\u4f7f\u7528 string.tochararray() \u65b9\u6cd5\u8f6c\u6362\u5b57\u7b26\u4e32\u3002\u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u586b\u5145\u6570\u7ec4\u3002 Java \u5b57\u7b26\u578b\u6570\u7ec4\u7684\u8d4b\u503c \u65b9\u6cd5 1\uff1a\u9010\u4e2a\u8d4b\u503c \u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u8fd0\u7b97\u7b26 [] \u9010\u4e2a\u5411\u5b57\u7b26\u578b\u6570\u7ec4\u4e2d\u8d4b\u503c\u3002\u4f8b\u5982\uff1a char[] chars = new char[5]; chars[0] = ‘H’; chars[1] = ‘e’; chars[2] = ‘l’; chars[3] = ‘l’; chars[4] = ‘o’; \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u521d\u59cb\u5316 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u5728\u58f0\u660e\u5b57\u7b26\u578b\u6570\u7ec4\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u521d\u59cb\u5316\u8bed\u6cd5\u6765\u4e00\u6b21\u6027\u8d4b\u503c\u3002\u4f8b\u5982\uff1a char[] chars = {‘H’, ‘e’, ‘l’, ‘l’, ‘o’}; \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 3\uff1a\u4f7f\u7528 String.toCharArray() \u5982\u679c\u9700\u8981\u5c06\u4e00\u4e2a\u5b57\u7b26\u4e32\u8d4b\u503c\u7ed9\u5b57\u7b26\u578b\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 String.toCharArray() \u65b9\u6cd5\u3002\u4f8b\u5982\uff1a String str = […]<\/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-37598","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37598","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=37598"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37598\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37598"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37598"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}