{"id":3887,"date":"2025-06-04T11:01:57","date_gmt":"2025-06-05T03:43:57","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3887"},"modified":"2025-06-05T11:01:57","modified_gmt":"2025-06-05T03:43:57","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%e6%89%a9%e5%b1%95","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%e6%89%a9%e5%b1%95\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Swift \u64f4\u5c55\uff1a2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

\u6df1\u5165\u4e86\u89e3 Swift \u64f4\u5c55\uff1a2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10<\/h1>\n

Swift \u662f\u4e00\u7a2e\u5f37\u5927\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5275\u5efa\u9ad8\u6548\u7684\u61c9\u7528\u7a0b\u5f0f\u3002Swift \u4e2d\u7684\u64f4\u5c55\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u5de5\u5177\uff0c\u80fd\u5920\u8b93\u958b\u767c\u8005\u70ba\u5df2\u6709\u7684\u985e\u578b\u6dfb\u52a0\u65b0\u529f\u80fd\uff0c\u800c\u4e0d\u9700\u8981\u76f4\u63a5\u4fee\u6539\u539f\u6709\u4ee3\u78bc\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift \u64f4\u5c55\uff0c\u6db5\u84cb\u64f4\u5c55\u7684\u5b9a\u7fa9\u3001\u70ba\u5df2\u6709\u985e\u578b\u6dfb\u52a0\u65b0\u529f\u80fd\u7684\u904e\u7a0b\uff0c\u4ee5\u53ca\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n

\u5b9a\u7fa9\u64f4\u5c55<\/h2>\n

\u5728 Swift \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 extension<\/code> \u95dc\u9375\u5b57\u4f86\u5b9a\u7fa9\u64f4\u5c55\u3002\u64f4\u5c55\u53ef\u4ee5\u6dfb\u52a0\u65b0\u7684\u8a08\u7b97\u5c6c\u6027\u3001\u65b9\u6cd5\u3001\u521d\u59cb\u5316\u65b9\u6cd5\u548c\u4e0b\u6a19\u7b49\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b\u64f4\u5c55\uff0c\u4e26\u6dfb\u52a0\u4e86\u4e00\u500b\u65b0\u7684\u8a08\u7b97\u5c6c\u6027\uff1a<\/p>\n

“`swift
\nextension Int {
\n var isEven: Bool {
\n return self % 2 == 0
\n }
\n}
\n“`<\/p>\n

\u4e0a\u9762\u7684\u4ee3\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b\u6574\u6578\u64f4\u5c55\uff0c\u4e26\u6dfb\u52a0\u4e86\u4e00\u500b\u8a08\u7b97\u5c6c\u6027 isEven<\/code>\uff0c\u7528\u4f86\u5224\u65b7\u4e00\u500b\u6574\u6578\u662f\u5426\u70ba\u5076\u6578\u3002\u9019\u6a23\u7684\u64f4\u5c55\u4e0d\u50c5\u63d0\u9ad8\u4e86\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\uff0c\u9084\u4f7f\u5f97\u76f8\u95dc\u7684\u908f\u8f2f\u66f4\u52a0\u96c6\u4e2d\u3002<\/p>\n

\u70ba\u5df2\u6709\u7684\u985e\u578b\u6dfb\u52a0\u65b0\u7684\u529f\u80fd<\/h2>\n

\u900f\u904e\u64f4\u5c55\uff0c\u53ef\u4ee5\u70ba\u5df2\u5b58\u5728\u7684\u985e\u578b\u6dfb\u52a0\u65b0\u529f\u80fd\uff0c\u800c\u7121\u9700\u6539\u52d5\u539f\u6709\u7684\u7a0b\u5f0f\u78bc\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u78bc\u70ba String<\/code> \u985e\u578b\u6dfb\u52a0\u4e86\u4e00\u500b\u65b0\u7684\u65b9\u6cd5\uff1a<\/p>\n

“`swift
\nextension String {
\n func reverse() -> String {
\n var result = “”
\n for char in self {
\n result = “\\(char)\\(result)”
\n }
\n return result
\n }
\n}
\n“`<\/p>\n

\u9019\u6bb5\u4ee3\u78bc\u5b9a\u7fa9\u4e86\u4e00\u500b\u5b57\u7b26\u4e32\u64f4\u5c55\uff0c\u4e26\u6dfb\u52a0\u4e86\u4e00\u500b\u65b9\u6cd5 reverse()<\/code>\uff0c\u7528\u65bc\u53cd\u8f49\u5b57\u7b26\u4e32\u3002\u4f7f\u7528\u9019\u6a23\u7684\u64f4\u5c55\uff0c\u53ef\u4ee5\u63d0\u5347\u5b57\u7b26\u4e32\u8655\u7406\u7684\u9748\u6d3b\u6027\u8207\u65b9\u4fbf\u6027\u3002<\/p>\n

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

\u5728\u4f7f\u7528\u64f4\u5c55\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u932f\u8aa4\u3002\u4f8b\u5982\uff1a<\/p>\n

– **\u547d\u540d\u885d\u7a81**\uff1a\u5982\u679c\u64f4\u5c55\u4e2d\u7684\u65b9\u6cd5\u6216\u5c6c\u6027\u540d\u7a31\u8207\u5df2\u6709\u7684\u540d\u7a31\u76f8\u540c\uff0c\u6703\u5c0e\u81f4\u7de8\u8b6f\u932f\u8aa4\u3002\u70ba\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u5efa\u8b70\u958b\u767c\u8005\u4f7f\u7528\u5177\u6709\u63cf\u8ff0\u6027\u7684\u540d\u7a31\u3002
\n– **\u64f4\u5c55\u7121\u6cd5\u6dfb\u52a0\u5b58\u5132\u5c6c\u6027**\uff1a\u64f4\u5c55\u53ea\u80fd\u6dfb\u52a0\u8a08\u7b97\u5c6c\u6027\uff0c\u7121\u6cd5\u6dfb\u52a0\u771f\u6b63\u7684\u5b58\u5132\u5c6c\u6027\u3002\u5982\u679c\u9700\u8981\u5b58\u5132\u5c6c\u6027\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u985e\u5225\u6216\u7d50\u69cb\u9ad4\u3002<\/p>\n

\u5ef6\u4f38\u61c9\u7528<\/h2>\n

\u64f4\u5c55\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f86\u7c21\u5316\u4ee3\u78bc\u7d50\u69cb\uff0c\u9084\u80fd\u7528\u65bc\u5275\u5efa\u4e00\u500b\u66f4\u52a0\u6a21\u7d44\u5316\u7684\u4ee3\u78bc\u57fa\u790e\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u70ba\u4e0d\u540c\u7684\u985e\u578b\u5b9a\u7fa9\u5171\u4eab\u7684\u529f\u80fd\uff0c\u4e26\u5c07\u9019\u4e9b\u529f\u80fd\u653e\u5728\u76f8\u61c9\u7684\u64f4\u5c55\u4e2d\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u7dad\u8b77\u6027\u548c\u91cd\u7528\u6027\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

Swift \u4e2d\u7684\u64f4\u5c55\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u70ba\u5df2\u6709\u985e\u578b\u6dfb\u52a0\u65b0\u529f\u80fd\u3002\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528\u64f4\u5c55\u3001\u5b9a\u7fa9\u64f4\u5c55\u7684\u65b9\u5f0f\uff0c\u4ee5\u53ca\u5e38\u898b\u7684\u932f\u8aa4\u548c\u5ef6\u4f38\u61c9\u7528\u3002\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728 Swift \u958b\u767c\u4e2d\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n

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

**Q: Swift \u64f4\u5c55\u53ef\u4ee5\u6dfb\u52a0\u5b58\u5132\u5c6c\u6027\u55ce\uff1f**
\nA: \u4e0d\u53ef\u4ee5\uff0cSwift \u64f4\u5c55\u53ea\u80fd\u6dfb\u52a0\u8a08\u7b97\u5c6c\u6027\uff0c\u7121\u6cd5\u6dfb\u52a0\u5b58\u5132\u5c6c\u6027\u3002<\/p>\n

**Q: \u64f4\u5c55\u662f\u5426\u6703\u5f71\u97ff\u539f\u6709\u985e\u578b\u7684\u884c\u70ba\uff1f**
\nA: \u4e0d\u6703\uff0c\u64f4\u5c55\u50c5\u70ba\u5df2\u6709\u985e\u578b\u6dfb\u52a0\u65b0\u529f\u80fd\uff0c\u4e0d\u6703\u6539\u8b8a\u539f\u6709\u7684\u884c\u70ba\u3002<\/p>\n

**Q: \u5982\u4f55\u907f\u514d\u64f4\u5c55\u4e2d\u51fa\u73fe\u547d\u540d\u885d\u7a81\uff1f**
\nA: \u5efa\u8b70\u4f7f\u7528\u5177\u6709\u63cf\u8ff0\u6027\u7684\u540d\u7a31\uff0c\u4e26\u6aa2\u67e5\u662f\u5426\u548c\u5df2\u6709\u7684\u65b9\u6cd5\u6216\u5c6c\u6027\u540d\u7a31\u91cd\u8907\u3002<\/p>\n

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

\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u6269\u5c55\uff0c\u5305\u62ec\u5b9a\u7fa9\u6269\u5c55\u3001\u70ba\u5df2\u6709\u7684\u985e\u578b\u6dfb\u52a0\u65b0\u7684\u529f\u80fd\u7b49\u3002\u672c\u6587\u5c07\u63d0\u4f9b\u6709\u95dcSwift\u6269\u5c55\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4ee5\u4fbf\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u5b83\u5011\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-3887","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\/pcFK27-10H","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3887","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=3887"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3887\/revisions"}],"predecessor-version":[{"id":3888,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3887\/revisions\/3888"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}