{"id":65021,"date":"2025-05-03T08:29:38","date_gmt":"2025-05-03T00:29:38","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65021\/"},"modified":"2025-05-03T08:29:38","modified_gmt":"2025-05-03T00:29:38","slug":"java-%e4%b8%ad%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e8%b7%a8%e7%b1%bb%e4%bc%a0%e9%80%92%e5%80%bc%ef%bc%9f-3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65021\/","title":{"rendered":"Java \u4e2d\u5982\u4f55\u5b9e\u73b0\u8de8\u7c7b\u4f20\u9012\u503c\uff1f"},"content":{"rendered":"

\"Java<\/p>\n

java \u4e2d\u8de8\u7c7b\u4f20\u9012\u503c\u7684\u65b9\u6cd5<\/h2>\n

\u5728\u5f00\u53d1\u4e00\u4e2a\u8bb0\u4e8b\u672c\u9879\u76ee\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5c06\u4e00\u4e2a\u7c7b\uff08\u5982 a \u7c7b\uff09\u4e2d\u83b7\u53d6\u7684\u6587\u672c\u4f4d\u7f6e\u7d22\u5f15\u503c\u4f20\u56de\u4e3b\u7c7b\uff0c\u4ee5\u4fbf\u8fdb\u884c\u5b9a\u4f4d\u3002\u4e3a\u4e86\u907f\u514d\u521b\u5efa\u65b0\u4e3b\u7c7b\u7684\u590d\u6742\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n

\u65b9\u6cd5\u4e00\uff1a\u8fd4\u56de\u65b9\u6cd5<\/h3>\n

a \u7c7b\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u8fd4\u56de\u7d22\u5f15\u503c\u7684\u65b9\u6cd5\uff0c\u4e3b\u7c7b\u901a\u8fc7\u8c03\u7528\u6b64\u65b9\u6cd5\u83b7\u53d6\u7d22\u5f15\u503c\u3002<\/p>\n

\u4f8b\u5982\uff1a<\/p>\n

class a {\n  public int findindex(string text, string target) {\n    \/\/ \u67e5\u627e\u6587\u672c\u4e2d\u76ee\u6807\u5b57\u7b26\u4e32\u7684\u7d22\u5f15\n    \/\/ ...\n    return index;\n  }\n}\n\nclass main {\n  public static void main(string[] args) {\n    a a = new a();\n    string text = \"\u8fd9\u662f\u8981\u67e5\u627e\u7684\u6587\u672c\";\n    string target = \"\u76ee\u6807\u5b57\u7b26\u4e32\";\n\n    int index = a.findindex(text, target);\n  }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5\u4e8c\uff1a\u56de\u8c03\u51fd\u6570<\/h3>\n
\u4e3b\u7c7b\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u56de\u8c03\u51fd\u6570\uff0c\u5e76\u5728\u8c03\u7528 a \u7c7b\u65b9\u6cd5\u65f6\u5c06\u5176\u4f20\u9012\u3002\u5f53 a \u7c7b\u5b8c\u6210\u67e5\u627e\u540e\uff0c\u5b83\u53ef\u4ee5\u8c03\u7528\u56de\u8c03\u51fd\u6570\u5c06\u7d22\u5f15\u503c\u4f20\u56de\u4e3b\u7c7b\u3002<\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
\u4f8b\u5982\uff1a<\/p>\n
class A {\n  public void findIndex(String text, String target, Callback callback) {\n    \/\/ \u67e5\u627e\u6587\u672c\u4e2d\u76ee\u6807\u5b57\u7b26\u4e32\u7684\u7d22\u5f15\n    \/\/ ...\n    callback.indexFound(index);\n  }\n}\n\nclass Main {\n  public static void main(String[] args) {\n    A a = new A();\n    String text = \"\u8fd9\u662f\u8981\u67e5\u627e\u7684\u6587\u672c\";\n    String target = \"\u76ee\u6807\u5b57\u7b26\u4e32\";\n\n    a.findIndex(text, target, new Callback() {\n      @Override\n      public void indexFound(int index) {\n        \/\/ \u5728\u4e3b\u7c7b\u4e2d\u5904\u7406\u7d22\u5f15\u503c\n      }\n    });\n  }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5176\u4ed6\u65b9\u6cd5<\/h3>\n
\u8fd8\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u8de8\u7c7b\u503c\u4f20\u9012\uff0c\u4f8b\u5982\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\u3001\u4e8b\u4ef6\u76d1\u542c\u5668\u6216\u5355\u4f8b\u6a21\u5f0f\u3002\u9009\u62e9\u6700\u9002\u5408\u7279\u5b9a\u573a\u666f\u7684\u65b9\u6cd5\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fJava \u4e2d\u5982\u4f55\u5b9e\u73b0\u8de8\u7c7b\u4f20\u9012\u503c\uff1f\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\u8de8\u7c7b\u4f20\u9012\u503c\u7684\u65b9\u6cd5 \u5728\u5f00\u53d1\u4e00\u4e2a\u8bb0\u4e8b\u672c\u9879\u76ee\u65f6\uff0c\u6211\u4eec\u9700\u8981\u5c06\u4e00\u4e2a\u7c7b\uff08\u5982 a \u7c7b\uff09\u4e2d\u83b7\u53d6\u7684\u6587\u672c\u4f4d\u7f6e\u7d22\u5f15\u503c\u4f20\u56de\u4e3b\u7c7b\uff0c\u4ee5\u4fbf\u8fdb\u884c\u5b9a\u4f4d\u3002\u4e3a\u4e86\u907f\u514d\u521b\u5efa\u65b0\u4e3b\u7c7b\u7684\u590d\u6742\u6027\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a \u65b9\u6cd5\u4e00\uff1a\u8fd4\u56de\u65b9\u6cd5 a \u7c7b\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u8fd4\u56de\u7d22\u5f15\u503c\u7684\u65b9\u6cd5\uff0c\u4e3b\u7c7b\u901a\u8fc7\u8c03\u7528\u6b64\u65b9\u6cd5\u83b7\u53d6\u7d22\u5f15\u503c\u3002 \u4f8b\u5982\uff1a class a { public int findindex(string text, string target) { \/\/ \u67e5\u627e\u6587\u672c\u4e2d\u76ee\u6807\u5b57\u7b26\u4e32\u7684\u7d22\u5f15 \/\/ … return index; } } class main { public static void main(string[] args) { a a = new a(); string text = “\u8fd9\u662f\u8981\u67e5\u627e\u7684\u6587\u672c”; string target = “\u76ee\u6807\u5b57\u7b26\u4e32”; int index = a.findindex(text, target); } […]<\/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-65021","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65021","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=65021"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65021\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}