{"id":37104,"date":"2024-11-26T14:22:03","date_gmt":"2024-11-26T06:22:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37104\/"},"modified":"2024-11-26T14:22:03","modified_gmt":"2024-11-26T06:22:03","slug":"java%e4%b8%ad-%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%ad%98%e5%85%a5%e5%ad%97%e7%ac%a6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37104\/","title":{"rendered":"java\u4e2d \u6570\u7ec4\u600e\u4e48\u5b58\u5165\u5b57\u7b26"},"content":{"rendered":"

\n \u5728 java \u4e2d\u5c06\u5b57\u7b26\u5b58\u5165\u6570\u7ec4\u6709\u4e09\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a\u76f4\u63a5\u8d4b\u503c\u64cd\u4f5c\u7b26\uff08=\uff09\u5c06\u5b57\u7b26\u5206\u914d\u7ed9\u6570\u7ec4\u5143\u7d20\u3002character.valueof() \u65b9\u6cd5\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a character \u5bf9\u8c61\u5e76\u5305\u88c5\u4e3a\u6570\u7ec4\u5143\u7d20\u3002tochararray() \u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u7b26\u6570\u7ec4\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d<\/p>\n

Java \u4e2d\u5982\u4f55\u5c06\u5b57\u7b26\u5b58\u5165\u6570\u7ec4<\/strong><\/p>\n

\u76f4\u63a5\u8d4b\u503c\u6cd5<\/strong><\/p>\n

\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u76f4\u63a5\u8d4b\u503c\u64cd\u4f5c\u7b26\uff08=\uff09\u5c06\u5b57\u7b26\u5206\u914d\u7ed9\u6570\u7ec4\u5143\u7d20\uff1a<\/p>\n

char[] charArray = new char[5]; \/\/ \u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u5b57\u7b26\u6570\u7ec4\ncharArray[0] = 'a';\ncharArray[1] = 'b';\ncharArray[2] = 'c';\ncharArray[3] = 'd';\ncharArray[4] = 'e';<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f7f\u7528 Character.valueOf() \u65b9\u6cd5<\/strong><\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
\u6b64\u65b9\u6cd5\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a Character \u5bf9\u8c61\uff0c\u7136\u540e\u5c06\u5176\u5305\u88c5\u4e3a\u5b57\u7b26\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff1a<\/p>\n
char[] charArray = new char[5];\nfor (int i = 0; i < charArray.length; i++) {\n    charArray[i] = Character.valueOf('a' + i);\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f7f\u7528 toCharArray() \u65b9\u6cd5<\/strong><\/p>\n
\u5982\u679c\u5b57\u7b26\u8868\u793a\u4e3a\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528 toCharArray() \u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u6570\u7ec4\uff1a<\/p>\n
String str = \"abcde\";\nchar[] charArray = str.toCharArray();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6ce8\u610f\uff1a<\/strong><\/p>\n
    \n
  • \u5b57\u7b26\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u662f\u539f\u59cb\u7c7b\u578b\uff0c\u800c\u4e0d\u662f\u5bf9\u8c61\u3002<\/li>\n
  • Java \u4e2d\u7684\u5b57\u7b26\u4f7f\u7528 16 \u4f4d Unicode \u7f16\u7801\uff0c\u6bcf\u4e2a\u5b57\u7b26\u5360\u7528 2 \u4e2a\u5b57\u8282\u3002<\/li>\n
  • \u786e\u4fdd\u5728\u5206\u914d\u5b57\u7b26\u6570\u7ec4\u65f6\u63d0\u4f9b\u6b63\u786e\u7684\u957f\u5ea6\uff0c\u4ee5\u907f\u514d ArrayIndexOutOfBoundsException<\/strong>\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u4e2d \u6570\u7ec4\u600e\u4e48\u5b58\u5165\u5b57\u7b26\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":"
    \u5728 java \u4e2d\u5c06\u5b57\u7b26\u5b58\u5165\u6570\u7ec4\u6709\u4e09\u79cd\u4e3b\u8981\u65b9\u6cd5\uff1a\u76f4\u63a5\u8d4b\u503c\u64cd\u4f5c\u7b26\uff08=\uff09\u5c06\u5b57\u7b26\u5206\u914d\u7ed9\u6570\u7ec4\u5143\u7d20\u3002character.valueof() \u65b9\u6cd5\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a character \u5bf9\u8c61\u5e76\u5305\u88c5\u4e3a\u6570\u7ec4\u5143\u7d20\u3002tochararray() \u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u7b26\u6570\u7ec4\u3002 Java \u4e2d\u5982\u4f55\u5c06\u5b57\u7b26\u5b58\u5165\u6570\u7ec4 \u76f4\u63a5\u8d4b\u503c\u6cd5 \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u76f4\u63a5\u8d4b\u503c\u64cd\u4f5c\u7b26\uff08=\uff09\u5c06\u5b57\u7b26\u5206\u914d\u7ed9\u6570\u7ec4\u5143\u7d20\uff1a char[] charArray = new char[5]; \/\/ \u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u5b57\u7b26\u6570\u7ec4 charArray[0] = ‘a’; charArray[1] = ‘b’; charArray[2] = ‘c’; charArray[3] = ‘d’; charArray[4] = ‘e’; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528 Character.valueOf() \u65b9\u6cd5 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u6b64\u65b9\u6cd5\u5c06\u5b57\u7b26\u8f6c\u6362\u4e3a Character \u5bf9\u8c61\uff0c\u7136\u540e\u5c06\u5176\u5305\u88c5\u4e3a\u5b57\u7b26\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff1a char[] charArray = new char[5]; for (int i = 0; i < […]<\/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-37104","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37104","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=37104"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37104\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37104"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37104"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37104"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}