{"id":66608,"date":"2025-05-03T16:41:29","date_gmt":"2025-05-03T08:41:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66608\/"},"modified":"2025-05-03T16:41:29","modified_gmt":"2025-05-03T08:41:29","slug":"java%e6%80%8e%e4%b9%88%e5%b0%86%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%bb%99%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66608\/","title":{"rendered":"java\u600e\u4e48\u5c06\u5b57\u7b26\u4e32\u7ed9\u6570\u7ec4"},"content":{"rendered":"

\n java\u4e2d\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u65b9\u6cd5\u67095\u79cd\uff1a\u4f7f\u7528tochararray()\u65b9\u6cd5\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u3001split()\u65b9\u6cd5\u3001arrays.copyof()\u65b9\u6cd5\u548cstream api\u3002\u5177\u4f53\u9009\u62e9\u53d6\u51b3\u4e8e\u5177\u4f53\u9700\u6c42\uff0c\u4e0d\u540c\u65b9\u6cd5\u6709\u5404\u81ea\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u5c06\u5b57\u7b26\u4e32\u7ed9\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a<\/p>\n

1. \u4f7f\u7528 toCharArray() \u65b9\u6cd5<\/strong><\/p>\n

toCharArray() \u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5b57\u7b26\u4e32\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u3002\u4f8b\u5982\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

String str = \"Java\";\nchar[] arr = str.toCharArray();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. \u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f<\/strong><\/p>\n
\u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u4ee5\u7528\u6765\u5c06\u5b57\u7b26\u4e32\u5206\u5272\u6210\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5c06\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a<\/p>\n
String str = \"Java,Python,JavaScript\";\nString[] arr = str.split(\",\");<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
3. \u4f7f\u7528 split() \u65b9\u6cd5<\/strong><\/p>\n
split() \u65b9\u6cd5\u4e0e\u6b63\u5219\u8868\u8fbe\u5f0f\u7c7b\u4f3c\uff0c\u4f46\u5b83\u4f7f\u7528\u4e00\u4e2a\u5206\u9694\u7b26\u4f5c\u4e3a\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528 split() \u65b9\u6cd5\u5c06\u7a7a\u767d\u5206\u9694\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a<\/p>\n
String str = \"Java Python JavaScript\";\nString[] arr = str.split(\" \");<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
4. \u4f7f\u7528 Arrays.copyOf() \u65b9\u6cd5<\/strong><\/p>\n
Arrays.copyOf() \u65b9\u6cd5\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u5e76\u5c06\u5176\u521d\u59cb\u5316\u4e3a\u6307\u5b9a\u6570\u7ec4\u7684\u4e00\u4e2a\u6d45\u62f7\u8d1d\u3002\u8fd9\u4e2a\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u7b26\u6570\u7ec4\uff1a<\/p>\n
String str = \"Java\";\nchar[] arr = Arrays.copyOf(str.toCharArray(), str.length());<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
5. \u4f7f\u7528 Stream API<\/strong><\/p>\n
Java 8 \u5f15\u5165\u4e86 Stream API\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u7b80\u6d01\u7684\u65b9\u6cd5\u6765\u5904\u7406\u5b57\u7b26\u4e32\u548c\u6570\u7ec4\u3002\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528 Stream API \u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u7b26\u6570\u7ec4\uff1a<\/p>\n
String str = \"Java\";\nchar[] arr = str.chars().toArray();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6839\u636e\u4f60\u7684\u5177\u4f53\u9700\u6c42\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0a\u9762\u5217\u51fa\u7684\u4efb\u4f55\u4e00\u79cd\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u8bf7\u8bb0\u4f4f\uff0c\u6bcf\u4e2a\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u70b9\u548c\u7f3a\u70b9\uff0c\u56e0\u6b64\u5728\u9009\u62e9\u65b9\u6cd5\u4e4b\u524d\u4e86\u89e3\u5b83\u4eec\u5f88\u91cd\u8981\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5c06\u5b57\u7b26\u4e32\u7ed9\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
java\u4e2d\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u7684\u65b9\u6cd5\u67095\u79cd\uff1a\u4f7f\u7528tochararray()\u65b9\u6cd5\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u3001split()\u65b9\u6cd5\u3001arrays.copyof()\u65b9\u6cd5\u548cstream api\u3002\u5177\u4f53\u9009\u62e9\u53d6\u51b3\u4e8e\u5177\u4f53\u9700\u6c42\uff0c\u4e0d\u540c\u65b9\u6cd5\u6709\u5404\u81ea\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\u3002\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a 1. \u4f7f\u7528 toCharArray() \u65b9\u6cd5 toCharArray() \u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5b57\u7b26\u4e32\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u7684\u5b57\u7b26\u6570\u7ec4\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b String str = “Java”; char[] arr = str.toCharArray(); \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f \u6b63\u5219\u8868\u8fbe\u5f0f\u53ef\u4ee5\u7528\u6765\u5c06\u5b57\u7b26\u4e32\u5206\u5272\u6210\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5c06\u9017\u53f7\u5206\u9694\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a String str = “Java,Python,JavaScript”; String[] arr = str.split(“,”); \u767b\u5f55\u540e\u590d\u5236 3. \u4f7f\u7528 split() \u65b9\u6cd5 split() \u65b9\u6cd5\u4e0e\u6b63\u5219\u8868\u8fbe\u5f0f\u7c7b\u4f3c\uff0c\u4f46\u5b83\u4f7f\u7528\u4e00\u4e2a\u5206\u9694\u7b26\u4f5c\u4e3a\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528 split() \u65b9\u6cd5\u5c06\u7a7a\u767d\u5206\u9694\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a String str = “Java Python JavaScript”; String[] arr = str.split(” “); […]<\/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-66608","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66608","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=66608"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66608\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}