{"id":3493,"date":"2021-07-16T14:17:44","date_gmt":"2021-07-16T06:17:44","guid":{"rendered":"http:\/\/123.57.164.21\/?p=3493"},"modified":"2021-07-16T14:17:44","modified_gmt":"2021-07-16T06:17:44","slug":"swift-%e4%bd%bf%e7%94%a8urlsession%e5%90%8c%e6%ad%a5%e8%8e%b7%e5%8f%96%e6%95%b0%e6%8d%ae%ef%bc%88%e9%80%9a%e8%bf%87%e6%b7%bb%e5%8a%a0%e4%bf%a1%e5%8f%b7%e9%87%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=3493","title":{"rendered":"Swift &#8211; \u4f7f\u7528URLSession\u540c\u6b65\u83b7\u53d6\u6570\u636e\uff08\u901a\u8fc7\u6dfb\u52a0\u4fe1\u53f7\u91cf\uff09"},"content":{"rendered":"\n<p>\u8fc7\u53bb\u901a\u8fc7\u00a0<strong>NSURLConnection.sendSynchronousRequest()\u00a0<\/strong>\u65b9\u6cd5\u80fd\u540c\u6b65\u8bf7\u6c42\u6570\u636e\u3002\u4ece<strong>iOS9<\/strong>\u8d77\uff0c\u82f9\u679c\u5e9f\u9664\u00a0<strong>NSURLConnection<\/strong>\uff0c\u4f7f\u7528\u00a0<strong>URLSession<\/strong>\u00a0\u4ee3\u66ff\u00a0<strong>NSURLConnection<\/strong>\u3002\u00a0<\/p>\n\n\n\n<p>\u5982\u679c\u60f3\u8981\u00a0<strong>URLSession<\/strong>\u00a0\u4e5f\u80fd\u591f\u540c\u6b65\u8bf7\u6c42\uff0c\u5373\u6570\u636e\u83b7\u53d6\u540e\u624d\u7ee7\u7eed\u6267\u884c\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u4f7f\u7528\u4fe1\u53f7\u3001\u4fe1\u53f7\u91cf\u5c31\u53ef\u4ee5\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p><strong>\u6837\u4f8b\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/\u521b\u5efaURL\u5bf9\u8c61\nlet urlString:String=\"http:\/\/www.hangge.com\"\nlet url = URL(string:urlString)\n\/\/\u521b\u5efa\u8bf7\u6c42\u5bf9\u8c61\nlet request = URLRequest(url: url!)\n \nlet session = URLSession.shared\n \nlet semaphore = DispatchSemaphore(value: 0)\n \nlet dataTask = session.dataTask(with: request,\n                   completionHandler: {(data, response, error) -> Void in\n                    if error != nil{\n                        print(error!)\n                    }else{\n                        let str = String(data: data!, encoding: String.Encoding.utf8)\n                        print(str!)\n                    }\n                     \n                    semaphore.signal()\n}) as URLSessionTask\n \n\/\/\u4f7f\u7528resume\u65b9\u6cd5\u542f\u52a8\u4efb\u52a1\ndataTask.resume()\n \n_ = semaphore.wait(timeout: DispatchTime.distantFuture)\nprint(\"\u6570\u636e\u52a0\u8f7d\u5b8c\u6bd5\uff01\")\n\/\/\u7ee7\u7eed\u6267\u884c\u5176\u4ed6\u4ee3\u7801.......<\/pre>\n\n\n\n<p><br>\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2021\/07\/image-68.png\" alt=\"\" class=\"wp-image-3494\" width=\"562\" height=\"269\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68.png 948w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-300x144.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-768x368.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-830x397.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-230x110.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-350x168.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2021\/07\/image-68-480x230.png 480w\" sizes=\"(max-width: 562px) 100vw, 562px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u8fc7\u53bb\u901a\u8fc7\u00a0NSURLConnection.sendSynchronousRequest()\u00a0\u65b9\u6cd5\u80fd\u540c\u6b65\u8bf7\u6c42\u6570\u636e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,8],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3493"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3493"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3493\/revisions"}],"predecessor-version":[{"id":3495,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/3493\/revisions\/3495"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}