{"id":3875,"date":"2025-06-04T10:43:35","date_gmt":"2025-06-05T03:42:35","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3875"},"modified":"2025-06-05T10:43:35","modified_gmt":"2025-06-05T03:42:35","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e7%b5%90%e6%a7%8b%e9%ab%94","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e7%b5%90%e6%a7%8b%e9%ab%94\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Swift\u7d50\u69cb\u9ad4\u4f7f\u7528\u6280\u5de7\uff1a2025\u6700\u65b0\u6559\u5b78\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

\u6df1\u5165\u4e86\u89e3Swift\u7d50\u69cb\u9ad4\u4f7f\u7528\u6280\u5de7\uff1a2025\u6700\u65b0\u6559\u5b78\u8207\u6700\u4f73\u5be6\u8e10<\/h1>\n

Swift\u662f\u4e00\u7a2e\u73fe\u4ee3\u5316\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u55ae\u800c\u5f37\u5927\u7684\u65b9\u5f0f\u4f86\u69cb\u5efa\u548c\u7ba1\u7406\u61c9\u7528\u7a0b\u5f0f\u3002Swift\u4e2d\u7684\u7d50\u69cb\u9ad4\u662f\u4e00\u7a2e\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u5c01\u88dd\u548c\u7ba1\u7406\u7a0b\u5f0f\u4e2d\u7684\u8cc7\u6599\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u7d50\u69cb\u9ad4\uff0c\u5305\u62ec\u5982\u4f55\u5b9a\u7fa9\u7d50\u69cb\u9ad4\u3001\u5982\u4f55\u4f7f\u7528\u7d50\u69cb\u9ad4\u7684\u5c6c\u6027\u3001\u5982\u4f55\u5b9a\u7fa9\u548c\u8abf\u7528\u7d50\u69cb\u9ad4\u7684\u65b9\u6cd5\uff0c\u4ee5\u53ca\u4e00\u4e9b\u5be6\u4f5c\u7bc4\u4f8b\u548c\u932f\u8aa4\u6392\u9664\u6280\u5de7\u3002<\/p>\n

\u5b9a\u7fa9\u7d50\u69cb\u9ad4<\/h2>\n

\u5728Swift\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528`struct`\u95dc\u9375\u5b57\u4f86\u5b9a\u7fa9\u7d50\u69cb\u9ad4\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u4ee5\u4e0b\u662f\u5b9a\u7fa9\u4e00\u500b\u540d\u70ba`Person`\u7684\u7d50\u69cb\u9ad4\u7684\u7a0b\u5f0f\u78bc\uff1a<\/p>\n

“`swift
\nstruct Person {
\n var name: String
\n var age: Int
\n}
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b`Person`\u7d50\u69cb\u9ad4\uff0c\u5b83\u5305\u542b\u5169\u500b\u5c6c\u6027\uff1a`name`\u548c`age`\u3002<\/p>\n

\u4f7f\u7528\u7d50\u69cb\u9ad4\u7684\u5c6c\u6027<\/h2>\n

\u5b9a\u7fa9\u5b8c\u7d50\u69cb\u9ad4\u5f8c\uff0c\u5c31\u53ef\u4ee5\u5275\u5efa\u5be6\u4f8b\u4e26\u4f7f\u7528\u5176\u5c6c\u6027\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u5275\u5efa\u4e00\u500b`Person`\u5be6\u4f8b\uff1a<\/p>\n

“`swift
\nvar person = Person(name: “John”, age: 30)
\n“`<\/p>\n

\u63a5\u8457\uff0c\u53ef\u4ee5\u8a2a\u554f\u548c\u4fee\u6539`Person`\u5be6\u4f8b\u7684\u5c6c\u6027\uff1a<\/p>\n

“`swift
\nperson.name = “Jane”
\nperson.age = 25
\n“`<\/p>\n

\u9019\u88e1\u5c55\u793a\u4e86\u5982\u4f55\u5275\u5efa\u548c\u4fee\u6539\u7d50\u69cb\u9ad4\u5c6c\u6027\uff0c\u9019\u5c0d\u65bc\u7ba1\u7406\u7269\u4ef6\u7684\u72c0\u614b\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

\u4f7f\u7528\u7d50\u69cb\u9ad4\u7684\u65b9\u6cd5<\/h2>\n

\u9664\u4e86\u5c6c\u6027\uff0c\u7d50\u69cb\u9ad4\u9084\u53ef\u4ee5\u5b9a\u7fa9\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728`Person`\u7d50\u69cb\u9ad4\u4e2d\u5b9a\u7fa9\u4e00\u500b\u65b9\u6cd5\u4f86\u8fd4\u56de\u5e74\u9f61\u7684\u7bc4\u4f8b\uff1a<\/p>\n

“`swift
\nstruct Person {
\n var name: String
\n var age: Int<\/p>\n

func getAgeInYears() -> Int {
\n return age
\n }
\n}
\n“`<\/p>\n

\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u4f86\u8abf\u7528\u8a72\u65b9\u6cd5\uff1a<\/p>\n

“`swift
\nlet ageInYears = person.getAgeInYears()
\n“`<\/p>\n

\u9019\u6a23\u53ef\u4ee5\u65b9\u4fbf\u5730\u7372\u53d6\u5be6\u4f8b\u7684\u5e74\u9f61\uff0c\u4e26\u4e14\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u4e00\u6b65\u64f4\u5c55\u6b64\u65b9\u6cd5\u4ee5\u5be6\u73fe\u5176\u4ed6\u529f\u80fd\u3002<\/p>\n

\u5be6\u4f5c\u7bc4\u4f8b\u8207\u5ef6\u4f38\u61c9\u7528<\/h2>\n

\u7d50\u69cb\u9ad4\u5728Swift\u4e2d\u7684\u61c9\u7528\u975e\u5e38\u5ee3\u6cdb\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528\u7d50\u69cb\u9ad4\u4f86\u7ba1\u7406\u4e00\u7d44\u5b78\u751f\u7684\u8cc7\u6599\uff1a<\/p>\n

“`swift
\nstruct Student {
\n var name: String
\n var scores: [Int]\n

func averageScore() -> Double {
\n let total = scores.reduce(0, +)
\n return Double(total) \/ Double(scores.count)
\n }
\n}<\/p>\n

var student1 = Student(name: “Alice”, scores: [90, 80, 85])
\nprint(“\\(student1.name) \u7684\u5e73\u5747\u5206\u6578\u662f \\(student1.averageScore())”)
\n“`<\/p>\n

\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b`Student`\u7d50\u69cb\u9ad4\uff0c\u4e26\u8a08\u7b97\u5b78\u751f\u7684\u5e73\u5747\u5206\u6578\uff0c\u9019\u662f\u7d50\u69cb\u9ad4\u7684\u53e6\u4e00\u500b\u5be6\u7528\u4f8b\u5b50\u3002<\/p>\n

\u932f\u8aa4\u6392\u9664\u63d0\u793a<\/h2>\n

\u5728\u4f7f\u7528\u7d50\u69cb\u9ad4\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u7684\u932f\u8aa4\uff0c\u4f8b\u5982\uff1a
\n– **\u5c6c\u6027\u672a\u521d\u59cb\u5316**\uff1a\u78ba\u4fdd\u5728\u5275\u5efa\u7d50\u69cb\u9ad4\u5be6\u4f8b\u6642\uff0c\u6240\u6709\u5fc5\u9700\u7684\u5c6c\u6027\u90fd\u5df2\u6b63\u78ba\u521d\u59cb\u5316\u3002
\n– **\u65b9\u6cd5\u8abf\u7528\u932f\u8aa4**\uff1a\u6aa2\u67e5\u65b9\u6cd5\u540d\u7a31\u7684\u62fc\u5beb\u53ca\u5176\u53c3\u6578\u7684\u6b63\u78ba\u6027\u3002<\/p>\n

\u7d50\u8ad6<\/h2>\n

\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728Swift\u4e2d\u4f7f\u7528\u7d50\u69cb\u9ad4\uff0c\u6db5\u84cb\u4e86\u5b9a\u7fa9\u7d50\u69cb\u9ad4\u3001\u4f7f\u7528\u5c6c\u6027\u548c\u65b9\u6cd5\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u4e26\u63d0\u4f9b\u4e86\u5be6\u4f5c\u7bc4\u4f8b\u548c\u932f\u8aa4\u6392\u9664\u6280\u5de7\u3002\u7d50\u69cb\u9ad4\u662f\u4e00\u7a2e\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u5c01\u88dd\u548c\u7ba1\u7406\u7a0b\u5f0f\u4e2d\u7684\u8cc7\u6599\uff0c\u4f7f\u7a0b\u5f0f\u78bc\u66f4\u52a0\u6e05\u6670\u548c\u6613\u65bc\u7dad\u8b77\u3002<\/p>\n

Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n

**Q1: Swift\u7d50\u69cb\u9ad4\u548c\u985e\u5225\u6709\u4ec0\u9ebc\u5340\u5225\uff1f**
\nA1: \u7d50\u69cb\u9ad4\u662f\u503c\u985e\u578b\uff0c\u800c\u985e\u5225\u662f\u5f15\u7528\u985e\u578b\u3002\u9019\u610f\u5473\u8457\u7576\u7d50\u69cb\u9ad4\u88ab\u50b3\u905e\u6642\uff0c\u6703\u8907\u88fd\u5176\u503c\uff1b\u800c\u985e\u5225\u5247\u662f\u5f15\u7528\u540c\u4e00\u500b\u5be6\u4f8b\u3002<\/p>\n

**Q2: \u4f55\u6642\u61c9\u8a72\u4f7f\u7528\u7d50\u69cb\u9ad4\u800c\u4e0d\u662f\u985e\u5225\uff1f**
\nA2: \u7576\u9700\u8981\u5c01\u88dd\u4e00\u4e9b\u76f8\u95dc\u6578\u64da\u4e14\u4e0d\u9700\u8981\u7e7c\u627f\u529f\u80fd\u6642\uff0c\u4f7f\u7528\u7d50\u69cb\u9ad4\u662f\u6700\u4f73\u9078\u64c7\u3002\u7d50\u69cb\u9ad4\u901a\u5e38\u7528\u65bc\u7c21\u55ae\u7684\u6578\u64da\u6a21\u578b\u3002<\/p>\n

**Q3: \u5982\u4f55\u5728\u7d50\u69cb\u9ad4\u4e2d\u4f7f\u7528\u53ef\u9078\u5c6c\u6027\uff1f**
\nA3: \u53ef\u4ee5\u5728\u5b9a\u7fa9\u5c6c\u6027\u6642\u4f7f\u7528`?`\u4f86\u8072\u660e\u53ef\u9078\u5c6c\u6027\uff0c\u4f8b\u5982\uff1a`var middleName: String?`\uff0c\u4ee5\u5141\u8a31\u8a72\u5c6c\u6027\u53ef\u4ee5\u70ba`nil`\u3002<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6458\u8981(Description):\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u7d50\u69cb\u9ad4\uff0c\u5305\u62ec\u5b9a\u7fa9\u7d50\u69cb\u9ad4\u3001\u4f7f\u7528\u7d50\u69cb\u9ad4\u7684\u5c6c\u6027\u3001\u4f7f\u7528\u7d50\u69cb\u9ad4\u7684\u65b9\u6cd5\u7b49\uff0c\u8b93\u4f60\u5b78\u6703\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u7d50\u69cb\u9ad4\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[174,5],"tags":[173,9],"class_list":["post-3875","post","type-post","status-publish","format-standard","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-10v","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3875","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3875"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3875\/revisions"}],"predecessor-version":[{"id":3925,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3875\/revisions\/3925"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}