{"id":3949,"date":"2025-05-30T11:08:23","date_gmt":"2025-06-05T03:49:23","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3949"},"modified":"2025-06-05T11:08:23","modified_gmt":"2025-06-05T03:49:23","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%e8%a7%86%e5%9b%be%e6%8e%a7%e5%88%b6%e5%99%a8","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%e8%a7%86%e5%9b%be%e6%8e%a7%e5%88%b6%e5%99%a8\/","title":{"rendered":"2025 \u6700\u65b0\u7248 Swift \u89c6\u56fe\u63a7\u5236\u5668\u5b8c\u6574\u6307\u5357\uff1a\u4ece\u57fa\u7840\u5230\u5b9e\u8df5"},"content":{"rendered":"

<\/p>\n

2025 \u6700\u65b0\u7248 Swift \u89c6\u56fe\u63a7\u5236\u5668\u5b8c\u6574\u6307\u5357\uff1a\u4ece\u57fa\u7840\u5230\u5b9e\u8df5<\/h1>\n

Swift\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8eiOS\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3002\u5728\u6784\u5efaiOS\u5e94\u7528\u65f6\uff0c\u89c6\u56fe\u63a7\u5236\u5668\u662f\u6838\u5fc3\u6982\u5ff5\u4e4b\u4e00\uff0c\u5b83\u5e2e\u52a9\u5f00\u53d1\u8005\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\u7684\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u5728Swift\u4e2d\u4f7f\u7528\u89c6\u56fe\u63a7\u5236\u5668\uff0c\u6db5\u76d6\u4ece\u7ee7\u627fUIViewController\u7c7b\u7684\u57fa\u672c\u7528\u6cd5\u5230\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u7684\u7ba1\u7406\uff0c\u4ee5\u53ca\u6700\u4f73\u5b9e\u8df5\u548c\u5e38\u89c1\u9519\u8bef\u6392\u9664\u65b9\u6cd5\u3002<\/p>\n

1. \u7ee7\u627fUIViewController\u7c7b\u6765\u5b9e\u73b0\u89c6\u56fe\u63a7\u5236\u5668<\/h2>\n

\u8981\u521b\u5efa\u81ea\u5b9a\u4e49\u7684\u89c6\u56fe\u63a7\u5236\u5668\uff0c\u9996\u5148\u9700\u8981\u7ee7\u627fUIViewController\u7c7b\u3002UIViewController\u7c7b\u63d0\u4f9b\u4e86\u89c6\u56fe\u63a7\u5236\u5668\u6240\u9700\u7684\u57fa\u672c\u529f\u80fd\uff0c\u5982\u89c6\u56fe\u7684\u52a0\u8f7d\u548c\u66f4\u65b0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5b9e\u73b0\u81ea\u5b9a\u4e49\u89c6\u56fe\u63a7\u5236\u5668\uff1a<\/p>\n

“`swift
\nclass MyViewController: UIViewController {
\n override func viewDidLoad() {
\n super.viewDidLoad()
\n \/\/ \u5728\u89c6\u56fe\u52a0\u8f7d\u540e\u6267\u884c\u7684\u989d\u5916\u8bbe\u7f6e
\n self.view.backgroundColor = UIColor.white \/\/ \u8bbe\u7f6e\u80cc\u666f\u989c\u8272
\n setUpViews() \/\/ \u8c03\u7528\u8bbe\u7f6e\u89c6\u56fe\u7684\u65b9\u6cd5
\n }<\/p>\n

func setUpViews() {
\n \/\/ \u521d\u59cb\u5316\u89c6\u56fe\u7ec4\u4ef6
\n let label = UILabel()
\n label.text = “Hello, Swift!”
\n label.textAlignment = .center
\n label.frame = CGRect(x: 0, y: 0, width: 200, height: 50)
\n label.center = self.view.center \/\/ \u5c06\u6807\u7b7e\u653e\u5728\u89c6\u56fe\u4e2d\u592e
\n self.view.addSubview(label) \/\/ \u6dfb\u52a0\u6807\u7b7e\u5230\u89c6\u56fe
\n }
\n}
\n“`<\/p>\n

\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u7ee7\u627f\u4e86UIViewController\u5e76\u91cd\u5199\u4e86viewDidLoad()\u65b9\u6cd5\u3002\u5728\u6b64\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u4e86\u89c6\u56fe\u7684\u80cc\u666f\u989c\u8272\u5e76\u521d\u59cb\u5316\u4e86\u4e00\u4e2aUILabel\u3002\u6211\u4eec\u8fd8\u521b\u5efa\u4e86\u4e00\u4e2asetUpViews()\u65b9\u6cd5\u6765\u8fdb\u4e00\u6b65\u914d\u7f6e\u89c6\u56fe\u7ec4\u4ef6\u3002<\/p>\n

2. \u4f7f\u7528\u89c6\u56fe\u63a7\u5236\u5668\u6765\u7ba1\u7406\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784<\/h2>\n

\u89c6\u56fe\u63a7\u5236\u5668\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u529f\u80fd\u662f\u7ba1\u7406\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u3002\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u5448\u73b0\u4e3a\u6811\u5f62\u7ed3\u6784\uff0c\u7531\u591a\u4e2a\u89c6\u56fe\u7ec4\u6210\uff0c\u6bcf\u4e2a\u89c6\u56fe\u53ef\u4ee5\u6709\u5b50\u89c6\u56fe\u3002\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u89c6\u56fe\u63a7\u5236\u5668\u6765\u6dfb\u52a0\u548c\u79fb\u9664\u5b50\u89c6\u56fe\uff1a<\/p>\n

“`swift
\nclass MyViewController: UIViewController {
\n override func viewDidLoad() {
\n super.viewDidLoad()
\n \/\/ \u6dfb\u52a0\u5b50\u89c6\u56fe
\n let subview = UIView()
\n subview.backgroundColor = UIColor.blue
\n subview.frame = CGRect(x: 50, y: 50, width: 100, height: 100)
\n view.addSubview(subview) \/\/ \u5c06\u5b50\u89c6\u56fe\u6dfb\u52a0\u5230\u4e3b\u89c6\u56fe<\/p>\n

\/\/ \u5ef6\u8fdf\u79fb\u9664\u5b50\u89c6\u56fe\u793a\u4f8b
\n DispatchQueue.main.asyncAfter(deadline: .now() + 2.0) {
\n subview.removeFromSuperview() \/\/ \u79fb\u9664\u5b50\u89c6\u56fe
\n }
\n }
\n}
\n“`<\/p>\n

\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u84dd\u8272\u7684\u5b50\u89c6\u56fe\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u4e3b\u89c6\u56fe\u4e2d\u3002\u4e3a\u4e86\u6f14\u793a\u89c6\u56fe\u7684\u79fb\u9664\uff0c\u6211\u4eec\u57282\u79d2\u540e\u8c03\u7528removeFromSuperview()\u65b9\u6cd5\u3002<\/p>\n

3. \u9519\u8bef\u6392\u9664\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n

\u5728\u4f7f\u7528\u89c6\u56fe\u63a7\u5236\u5668\u65f6\uff0c\u5f00\u53d1\u8005\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff1a<\/p>\n

– **\u5b50\u89c6\u56fe\u672a\u663e\u793a**\uff1a\u786e\u4fdd\u5b50\u89c6\u56fe\u7684frame\u5c5e\u6027\u8bbe\u7f6e\u6b63\u786e\uff0c\u5e76\u4e14\u5df2\u6210\u529f\u6dfb\u52a0\u5230\u7236\u89c6\u56fe\u4e2d\u3002
\n– **\u89c6\u56fe\u672a\u66f4\u65b0**\uff1a\u5982\u679c\u9700\u8981\u5728\u89c6\u56fe\u66f4\u65b0\u65f6\u6267\u884c\u4ee3\u7801\uff0c\u786e\u4fdd\u5728\u9002\u5f53\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff08\u5982viewWillAppear\u6216viewDidAppear\uff09\u4e2d\u5b9e\u73b0\u3002<\/p>\n

\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\u5408\u7406\u5212\u5206\u89c6\u56fe\u63a7\u5236\u5668\u7684\u804c\u8d23\uff0c\u907f\u514d\u5728\u5355\u4e2a\u89c6\u56fe\u63a7\u5236\u5668\u4e2d\u5904\u7406\u8fc7\u591a\u7684\u903b\u8f91\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Swift\u4e2d\u4f7f\u7528\u89c6\u56fe\u63a7\u5236\u5668\uff0c\u5305\u62ec\u7ee7\u627fUIViewController\u7c7b\u7684\u57fa\u672c\u7528\u6cd5\u3001\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u7684\u7ba1\u7406\u4ee5\u53ca\u5e38\u89c1\u7684\u9519\u8bef\u6392\u9664\u548c\u6700\u4f73\u5b9e\u8df5\u3002\u89c6\u56fe\u63a7\u5236\u5668\u5728iOS\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u4e2d\u81f3\u5173\u91cd\u8981\uff0c\u638c\u63e1\u5176\u7528\u6cd5\u5c06\u6781\u5927\u63d0\u5347\u5f00\u53d1\u6548\u7387\u3002<\/p>\n

\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff08Q&A\uff09<\/h2>\n

**Q1\uff1a\u4ec0\u4e48\u662fUIViewController\uff1f**
\nA1\uff1aUIViewController\u662fiOS\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7528\u4e8e\u7ba1\u7406\u89c6\u56fe\u7684\u57fa\u672c\u7c7b\uff0c\u5b83\u8d1f\u8d23\u89c6\u56fe\u7684\u751f\u547d\u5468\u671f\u7ba1\u7406\u548c\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u7684\u7ef4\u62a4\u3002<\/p>\n

**Q2\uff1a\u5982\u4f55\u5728Swift\u4e2d\u521b\u5efa\u81ea\u5b9a\u4e49\u89c6\u56fe\u63a7\u5236\u5668\uff1f**
\nA2\uff1a\u901a\u8fc7\u7ee7\u627fUIViewController\u7c7b\u5e76\u91cd\u5199\u5fc5\u8981\u7684\u751f\u547d\u5468\u671f\u65b9\u6cd5\uff08\u5982viewDidLoad\u3001viewWillAppear\u7b49\uff09\u6765\u521b\u5efa\u81ea\u5b9a\u4e49\u89c6\u56fe\u63a7\u5236\u5668\u3002<\/p>\n

**Q3\uff1a\u5982\u4f55\u5904\u7406\u89c6\u56fe\u63a7\u5236\u5668\u4e2d\u7684\u9519\u8bef\uff1f**
\nA3\uff1a\u5e38\u89c1\u9519\u8bef\u5305\u62ec\u89c6\u56fe\u672a\u663e\u793a\u6216\u672a\u66f4\u65b0\uff0c\u901a\u5e38\u53ef\u901a\u8fc7\u68c0\u67e5\u89c6\u56fe\u5c42\u6b21\u7ed3\u6784\u548c\u751f\u547d\u5468\u671f\u65b9\u6cd5\u7684\u8c03\u7528\u6765\u6392\u9664\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\u89c6\u56fe\u63a7\u5236\u5668\uff0c\u5305\u62ec\u7e7c\u627fUIViewController\u985e\u4ee5\u5be6\u73fe\u89c6\u5716\u63a7\u5236\u5668\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u89c6\u5716\u63a7\u5236\u5668\u4f86\u7ba1\u7406\u89c6\u5716\u5c64\u6b21\u7d50\u69cb\u7b49\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-3949","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\/pcFK27-11H","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3949","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=3949"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3949\/revisions"}],"predecessor-version":[{"id":3950,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3949\/revisions\/3950"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}