{"id":1125,"date":"2014-06-10T21:32:51","date_gmt":"2014-06-10T13:32:51","guid":{"rendered":"https:\/\/macshuo.com\/?p=1125"},"modified":"2014-06-30T19:05:26","modified_gmt":"2014-06-30T11:05:26","slug":"%e8%8b%b9%e6%9e%9c%e6%96%b0%e8%b4%b5-swift-%e4%b9%8b%e5%89%8d%e4%b8%96%e4%bb%8a%e7%94%9f","status":"publish","type":"post","link":"https:\/\/macshuo.com\/?p=1125","title":{"rendered":"\u82f9\u679c\u65b0\u8d35 Swift \u4e4b\u524d\u4e16\u4eca\u751f"},"content":{"rendered":"

\"swift\"<\/a> \u4e0a\u5468\u51fa\u5dee\u52b3\u987f\uff0c\u8fd9\u7bc7\u6587\u7ae0\u51e0\u6b21\u52a8\u7b14\u90fd\u672a\u5b8c\u6210\uff0c\u5e38\u5e38\u8eba\u5012\u5e8a\u4e0a\u5c31\u660f\u7761\u8fc7\u53bb\u3002\u5357\u65b9\u7684\u5929\u6c14\u95f7\u70ed\u6f6e\u6e7f\uff0c\u8ba9\u6211\u611f\u5230\u6781\u5ea6\u7684\u4e0d\u9002\u5e94\uff0c\u7b49\u5230\u56de\u5230\u5317\u65b9\uff0c\u5929\u9ad8\u4e91\u6e05\uff0c\u7a7a\u6c14\u5e72\u723d\uff0c\u8ba9\u4eba\u4ea7\u751f\u4e00\u79cd\u300c\u89e3\u653e\u533a\u7684\u5929\u662f\u660e\u6717\u7684\u5929\u300d\u7684\u611f\u89c9\uff0c\u6211\u751a\u81f3\u89c9\u5f97\u81ea\u5df1\u7684\u624b\u673a\u3001Pad \u548c Mac \u90fd\u6ee1\u8840\u590d\u6d3b\u4e86\u2026\u2026\u76f4\u5230\u6709\u4eba\u63d0\u9192\u8bf4\u5b83\u4eec\u662f\u56e0\u4e3a\u5145\u7535\u548c\u7f51\u901f\u7684\u539f\u56e0\u3002\u597d\u5427\uff0c\u5357\u65b9\u9152\u5e97\u7684\u7f51\u7edc\u8fd8\u771f\u53eb\u6162\u554a\u2026\u2026<\/p>\n

\u4ee5\u4e0b\u662f\u6b63\u6587\uff1a<\/p>\n

\n

2010\u5e74\u7684\u590f\u5929\uff0cChris Lattner \u63a5\u5230\u4e86\u4e00\u4e2a\u4e0d\u540c\u5bfb\u5e38\u7684\u4efb\u52a1\uff1a\u4e3a OS X \u548c iOS \u5e73\u53f0\u5f00\u53d1\u4e0b\u4e00\u4ee3\u65b0\u7684\u7f16\u7a0b\u8bed\u8a00\u3002\u90a3\u65f6\u5019\u4e54\u5e03\u65af\u8fd8\u5728\u4ee5\u5e26\u75c5\u4e4b\u8eab\u638c\u63a7\u7740\u5e9e\u5927\u7684\u82f9\u679c\u5e1d\u56fd\uff0c\u4ed6\u662f\u5426\u53c2\u4e0e\u4e86\u8fd9\u4e2a\u7814\u53d1\u8ba1\u5212\uff0c\u6211\u4eec\u4e0d\u5f97\u800c\u77e5\uff0c\u4e0d\u8fc7\u6211\u60f3\u4ed6\u81f3\u5c11\u5e94\u8be5\u77e5\u9053\u6b64\u4e8b\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u8ba1\u5212\u662f\u9ad8\u5ea6\u673a\u5bc6\u7684\uff0c\u53ea\u6709\u6781\u5c11\u6570\u4eba\u77e5\u9053\uff0c\u6700\u521d\u7684\u6267\u884c\u8005\u4e5f\u53ea\u6709\u4e00\u4e2a\u4eba\uff0c\u90a3\u5c31\u662f Chris Lattner\u3002<\/p>\n

\u4ece2010\u5e74\u76847\u6708\u8d77\uff0c\u514b\u91cc\u65af\uff08Chris\uff09\u5c31\u5f00\u59cb\u4e86\u65e0\u4f11\u6b62\u7684\u601d\u8003\u3001\u8bbe\u8ba1\u3001\u7f16\u7a0b\u548c\u8c03\u8bd5\uff0c\u4ed6\u7528\u4e86\u8fd1\u4e00\u5e74\u7684\u65f6\u95f4\u5b9e\u73b0\u4e86\u5927\u90e8\u5206\u57fa\u7840\u8bed\u8a00\u7ed3\u6784\uff0c\u4e4b\u540e\u53e6\u4e00\u4e9b\u8bed\u8a00\u4e13\u5bb6\u52a0\u5165\u8fdb\u6765\u6301\u7eed\u6539\u8fdb\u3002\u5230\u4e862013\u5e74\uff0c\u8be5\u9879\u76ee\u6210\u4e3a\u4e86\u82f9\u679c\u5f00\u53d1\u5de5\u5177\u7ec4\u7684\u91cd\u4e2d\u4e4b\u91cd\uff0c\u514b\u91cc\u65af\u5e26\u9886\u7740\u4ed6\u7684\u56e2\u961f\u9010\u6b65\u5b8c\u6210\u4e86\u4e00\u95e8\u5168\u65b0\u8bed\u8a00\u7684\u8bed\u6cd5\u8bbe\u8ba1\u3001\u7f16\u8bd1\u5668\u3001\u8fd0\u884c\u65f6\u3001\u6846\u67b6\u3001IDE \u548c\u6587\u6863\u7b49\u76f8\u5173\u5de5\u4f5c\uff0c\u5e76\u57282014\u5e74\u7684 WWDC \u5927\u4f1a\u4e0a\u9996\u6b21\u767b\u53f0\u4eae\u76f8\u4fbf\u9707\u60ca\u4e86\u4e16\u754c\uff0c\u8fd9\u95e8\u8bed\u8a00\u7684\u540d\u5b57\u53eb\u505a\uff1a\u300cSwift\u300d\u3002<\/p>\n

\u6839\u636e\u514b\u91cc\u65af\u4e2a\u4eba\u535a\u5ba2\uff08http:\/\/nondot.org\/sabre\/<\/a> \uff09\u5bf9 Swift \u7684\u63cf\u8ff0\uff0c\u8fd9\u95e8\u8bed\u8a00\u51e0\u4e4e\u662f\u4ed6\u51ed\u501f\u4e00\u5df1\u4e4b\u529b\u5b8c\u6210\u7684\u3002\u8fd9\u4f4d\u8457\u540d\u768470\u540e\u7a0b\u5e8f\u5458\u540c\u65f6\u8fd8\u662f LLVM \u9879\u76ee\u7684\u4e3b\u8981\u53d1\u8d77\u4eba\u4e0e\u4f5c\u8005\u4e4b\u4e00\u3001Clang \u7f16\u8bd1\u5668\u7684\u4f5c\u8005\uff0c\u53ef\u4ee5\u8bf4 Swift \u8bed\u8a00\u548c\u514b\u91cc\u65af\u4e4b\u524d\u7684\u8f6f\u4ef6\u4f5c\u54c1\u6709\u7740\u5343\u4e1d\u4e07\u7f15\u7684\u8054\u7cfb\u3002<\/p>\n

\n

\u540c\u6837\u662f70\u540e\u7a0b\u5e8f\u5458\uff0c\u5dee\u522b\u600e\u4e48\u90a3\u4e48\u5927\u5462\uff1f<\/p>\n<\/blockquote>\n

<\/p>\n

\u5173\u4e8e\u4f5c\u8005<\/h2>\n
\n

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\n

\u6ce8\uff1a\u5f88\u591a\u8ba1\u7b97\u673a\u4e13\u4e1a\u7684\u5927\u5b66\u751f\u7ecf\u5e38\u95ee\u6211\u5728\u5927\u5b66\u91cc\u5b66\u70b9\u4ec0\u4e48\u597d\uff0c\u770b\u770b\u514b\u91cc\u65af\u5c31\u884c\u4e86\u3002\u4ee5\u76ee\u524d\u7684\u79d1\u6280\u4fe1\u606f\u5f00\u653e\u7a0b\u5ea6\uff0c\u5982\u679c\u4f60\u5728\u81ea\u5df1\u611f\u5174\u8da3\u7684\u9886\u57df\u91cc\u7528\u5fc3\u8015\u8018\uff0c\u518d\u52a0\u4e0a\u90a3\u4e48\u4e00\u70b9\u70b9\u5929\u5206\uff0c\u6bd5\u4e1a\u65f6\u6210\u4e3a\u67d0\u4e00\u4e2a\u4e13\u6709\u9886\u57df\u7684\u4e13\u5bb6\u5e94\u8be5\u4e0d\u662f\u95ee\u9898\u3002\u90a3\u65f6\u5c31\u4e0d\u662f\u4f60\u6ee1\u4e16\u754c\u53bb\u627e\u5de5\u4f5c\u4e86\uff0c\u800c\u662f\u5de5\u4f5c\u6ee1\u4e16\u754c\u6765\u627e\u4f60\uff01<\/p>\n<\/blockquote>\n

\u514b\u91cc\u65af\u6bd5\u4e1a\u7684\u65f6\u5019\u6b63\u662f\u82f9\u679c\u4e3a\u4e86\u7f16\u8bd1\u5668\u7126\u5934\u70c2\u989d\u7684\u65f6\u5019\uff0c\u56e0\u4e3a\u82f9\u679c\u4e4b\u524d\u7684\u8f6f\u4ef6\u4ea7\u54c1\u90fd\u4f9d\u8d56\u4e8e\u6574\u6761 GCC \u7f16\u8bd1\u94fe\uff0c\u800c\u5f00\u6e90\u754c\u7684\u8fd9\u5e2e\u5927\u7237\u5e76\u4e0d\u4e70\u82f9\u679c\u7684\u5e10\uff0c\u4ed6\u4eec\u4e0d\u613f\u610f\u4e13\u95e8\u4e3a\u4e86\u82f9\u679c\u516c\u53f8\u7684\u8981\u6c42\u4f18\u5316\u548c\u6539\u8fdb GCC \u4ee3\u7801\uff0c\u6240\u4ee5\u82f9\u679c\u4e00\u6012\u4e4b\u4e0b\u5c06\u7f16\u8bd1\u5668\u540e\u7aef\u76f4\u63a5\u66ff\u6362\u4e3a LLVM\uff0c\u5e76\u4e14\u628a\u514b\u91cc\u65af\u62db\u5165\u9ebe\u4e0b\u3002\u514b\u91cc\u65af\u8fdb\u5165\u4e86\u82f9\u679c\u4e4b\u540e\u5982\u9c7c\u5f97\u6c34\uff0c\u4e0d\u4ec5\u5927\u5e45\u5ea6\u4f18\u5316\u548c\u6539\u8fdb LLVM \u4ee5\u9002\u5e94 Objective-C \u7684\u8bed\u6cd5\u53d8\u9769\u548c\u6027\u80fd\u8981\u6c42\uff0c\u540c\u65f6\u53d1\u8d77\u4e86 CLang \u9879\u76ee\uff0c\u65e8\u5728\u5168\u9762\u66ff\u6362 GCC\u3002\u8fd9\u4e2a\u76ee\u6807\u76ee\u524d\u5df2\u7ecf\u5b9e\u73b0\u4e86\uff0c\u4ece OS X10.9\u548c XCode 5\u5f00\u59cb\uff0cLLVM+GCC \u5df2\u7ecf\u88ab\u66ff\u6362\u6210\u4e86 LLVM+Clang\u3002<\/p>\n

Swift \u662f\u514b\u91cc\u65af\u5728 LLVM \u548c Clang \u4e4b\u540e\u7b2c\u4e09\u4e2a\u4f1f\u5927\u7684\u9879\u76ee\uff01<\/p>\n

\u5173\u4e8e\u8bed\u8a00<\/h2>\n
\n

2007\u5e74\u4e4b\u524d\uff0cObjective-C \u4e00\u76f4\u662f\u82f9\u679c\u81ea\u5bb6\u9662\u843d\u7684\u5c0f\u4f17\u8bed\u8a00\uff0c\u4f46\u662f iOS \u79fb\u52a8\u8bbe\u5907\u7684\u7206\u53d1\u8ba9\u8fd9\u95e8\u8bed\u8a00\u7684\u666e\u53ca\u7387\u83b7\u5f97\u4e86\u706b\u7bad\u4e00\u822c\u7684\u8e7f\u5347\u901f\u5ea6\uff0c\u622a\u6b62\u5230\u4eca\u5929\uff0cObjective-C \u5728\u7f16\u7a0b\u8bed\u8a00\u6392\u884c\u699c\u4e0a\u6392\u540d\u7b2c\u4e09\uff0c\u6c5f\u6e56\u4eba\u79f0\u4e09\u54e5\uff0c\u5927\u54e5\u4e8c\u54e5\u5206\u522b\u662f C \u548c Java \u8fd9\u6837\u7684\u8001\u724c\u8bed\u8a00\u3002\u540c\u65f6\uff0c\u82f9\u679c\u57282012\u5e74\u548c2013\u5e74\u5206\u522b\u5bf9 Objective-C \u8fdb\u884c\u4e86\u5927\u89c4\u6a21\u7684\u4f18\u5316\u548c\u5347\u7ea7\u6539\u8fdb\uff0c\u589e\u52a0\u4e86\u5404\u79cd\u73b0\u4ee3\u8bed\u8a00\u7684\u7279\u6027\uff0c\u8ba9\u7f16\u5199 App \u66f4\u52a0\u5bb9\u6613\uff0c\u66f4\u591a\u7684\u7a0b\u5e8f\u5458\u6295\u5165\u5230\u4e86 App Store \u7684\u751f\u6001\u5708\u91cc\u2026\u2026<\/p>\n

\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u82f9\u679c\u516c\u53f8\u4e3a\u4ec0\u4e48\u4f1a\u53d1\u5e03\u4e00\u95e8\u65b0\u8bed\u8a00\u5462\uff1f<\/p>\n

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Objective-C \u662f80\u5e74\u4ee3\u521d Brad Cox \u548c Tom Love \u53d1\u660e\u7684\uff0c1988\u5e74\u4e54\u5e03\u65af\u7684 Next \u516c\u53f8\u83b7\u5f97\u4e86\u8fd9\u95e8\u7f16\u7a0b\u8bed\u8a00\u8bed\u8a00\u7684\u6388\u6743\uff0c\u5e76\u5f00\u53d1\u51fa\u4e86Objective-C \u7684\u8bed\u8a00\u5e93\u548cNEXTSTEP\u7684\u5f00\u53d1\u73af\u5883\u3002\u540e\u6765 Next \u88ab\u82f9\u679c\u6536\u8d2d\uff0cObjective-C \u9634\u5dee\u9633\u9519\u6210\u4e86\u82f9\u679c\u7684\u5f53\u5bb6\u8bed\u8a00\u3002\u6390\u6307\u4e00\u7b97\uff0c\u4e09\u5341\u5e74\u500f\u5ffd\u800c\u8fc7\uff0cOC \u4e5f\u6210\u957f\u4e3a\u7237\u7237\u8f88\u513f\u7684\u7f16\u7a0b\u8bed\u8a00\u4e86\u3002<\/p>\n

\u4e3a\u4e86\u4f3a\u5019\u597d\u8fd9\u4f4d\u300c\u7237\u7237\u300d\uff0c\u82f9\u679c\u715e\u8d39\u82e6\u5fc3\uff0c\u628a GCC \u7684\u7f16\u8bd1\u94fe\u5148\u66ff\u6362\u6210 LLVM +GCC\uff0c\u53c8\u66ff\u6362\u6210 LLVM+Clang\uff0c\u505a\u8bed\u6cd5\u7b80\u5316\u3001\u81ea\u52a8\u5f15\u7528\u8ba1\u6570\u3001\u589e\u52a0 Blocks \u548c GCD \u591a\u7ebf\u7a0b\u5f02\u6b65\u5904\u7406\u6280\u672f\u2026\u2026\u7ec8\u4e8e\uff0cOC \u572830\u5e74\u540e\u91cd\u65b0\u7115\u53d1\u51fa\u52c3\u52c3\u751f\u673a\uff0c\u5e76\u5360\u636e\u4e86\u5175\u5668\u8c31\u6392\u540d\u7b2c\u4e09\u7684\u4f4d\u7f6e\u3002\u4f46\u662f\uff0c\u82f9\u679c\u5374\u6709\u70b9\u70e6\u4e86\uff0cOC \u6539\u8fdb\u4e86\u8fd9\u4e48\u591a\u5e74\uff0c\u600e\u4e48\u770b\u90fd\u50cf\u662f\u5728\u4fee\u4fee\u8865\u8865\uff0c\u7528 Blocks \u53bb\u5b9e\u73b0\u4e00\u4e2a\u7c7b\u4f3c Python \u7684 lambda \u95ed\u5305\u529f\u80fd\uff0c\u770b\u8d77\u6765\u603b\u662f\u90a3\u4e48\u522b\u626d\u3002\u597d\u5427\uff0c\u65e2\u7136\u5df2\u7ecf\u5168\u76d8\u638c\u63e1\u4e86 LLVM \u548c Clang\uff0c\u4e3a\u4ec0\u4e48\u6211\u4eec\u4e0d\u53bb\u57fa\u4e8e\u73b0\u5728\u7684\u7f16\u8bd1\u5668\u8bbe\u8ba1\u4e00\u95e8\u5168\u65b0\u7684\u8bed\u8a00\u5462\uff1f\u4e00\u95e8\u5c5e\u4e8e\u82f9\u679c\u7684\u8bed\u8a00\uff01\u4f60\u770b\uff0c\u90bb\u5c45\u8c37\u6b4c\u5bb6\u91cc\u53eb\u505a Go \u7684\u5b69\u5b50\u4e0d\u662f\u73a9\u800d\u6b63\u9163\u4e48\uff1f<\/p>\n

\u4e8e\u662f Swift \u8bde\u751f\u4e86\u2026\u2026<\/p>\n

\u5f53\u7136\uff0c\u4e8b\u5b9e\u7684\u771f\u76f8\u4e5f\u53ef\u80fd\u662f\u884c\u52a8\u7f13\u6162\u7684\u4e54\u8001\u7237\u5b50\u628a\u514b\u91cc\u65af\u62c9\u5230\u4e00\u8fb9\u8bf4\uff1a<\/p>\n

\u300cI want to be swift to\u2026\u2026\u300d<\/p>\n

\u300c \u884c\u4e86\uff0c\u60a8\u522b\u8bf4\u4e86\uff0c\u4e0d\u5c31\u662f\u60f3\u8981 swift \u5417\uff0c\u6211\u8fd9\u5c31\u7ed9\u60a8\u505a\u4e00\u4e2a\u53bb\u300d<\/p>\n

\u4e8e\u662f Swift \u8bde\u751f\u4e86\u2026\u2026<\/p>\n

\u8bed\u6cd5<\/h2>\n
\n

Swift \u662f\u4e00\u95e8\u535a\u91c7\u4f17\u957f\u7684\u73b0\u4ee3\u8bed\u8a00\uff0c\u5728\u8bbe\u8ba1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u514b\u91cc\u65af\u53c2\u8003\u4e86Objective-C\uff0cRust\uff0cHaskell\uff0cRuby\uff0cPython\uff0cC#\u7b49\u4f18\u79c0\u8bed\u8a00\u7684\u7279\u70b9\uff0c\u6700\u7ec8\u5f62\u6210\u4e86\u76ee\u524d Swift \u7684\u8bed\u6cd5\u7279\u6027\u3002\u6211\u5728\u9605\u8bfb\u4e86\u5b98\u65b9\u6559\u7a0b\u548c\u505a\u4e86\u4e9b\u4ee3\u7801\u5b9e\u9a8c\u4e4b\u540e\uff0c\u81ea\u6211\u611f\u89c9\u4f1a\u559c\u6b22\u4e0a\u8fd9\u95e8\u8bed\u8a00\uff0c\u5728\u8fd9\u91cc\u7b80\u5355\u8c08\u70b9\u611f\u60f3\uff0c\u66f4\u6df1\u5165\u7684\u5185\u5bb9\u9700\u8981\u4f60\u4eec\u81ea\u5df1\u53bb\u6df1\u5165\u5b66\u4e60\u3002<\/p>\n

1\u3001Swift \u662f\u9762\u5411 Cocoa \u548c Cocoa Touch \u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u7f16\u8bd1\u578b\u8bed\u8a00\uff0c\u751f\u4ea7\u73af\u5883\u7684\u4ee3\u7801\u90fd\u9700\u8981 LLVM \u7f16\u8bd1\u6210\u672c\u5730\u4ee3\u7801\u624d\u80fd\u6267\u884c\uff0c\u4f46\u662fSwift\u53c8\u5177\u5907\u5f88\u591a\u52a8\u6001\u8bed\u8a00\u7684\u8bed\u6cd5\u7279\u6027\u548c\u4ea4\u4e92\u65b9\u5f0f\u3002<\/p>\n

2\u3001Swift \u662f\u4e00\u95e8\u7c7b\u578b\u5b89\u5168\u7684\u8bed\u8a00\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u6e05\u695a\u7684\u638c\u63a7\u4ee3\u7801\u7247\u6bb5\u4e2d\u7684\u503c\u7c7b\u578b\u3002\u5982\u679c\u4f60\u671f\u671b\u8f93\u5165\u7684\u662f\u5b57\u7b26\u4e32\uff0c\u7c7b\u578b\u5b89\u5168\u7684\u7279\u6027\u4f1a\u963b\u6b62\u5f00\u53d1\u8005\u9519\u8bef\u5730\u4e3a\u5176\u4f20\u9012\u4e00\u4e2a\u6574\u6570\u3002\u8fd9\u4e00\u5207\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u66f4\u65e9\u7684\u53d1\u73b0\u548c\u4fee\u590d\u9519\u8bef\u3002<\/p>\n

3\u3001\u652f\u6301\u5404\u79cd\u9ad8\u7ea7\u8bed\u8a00\u7279\u6027\uff0c\u5305\u62ec\u95ed\u5305\u3001\u6cdb\u578b\u3001\u9762\u5411\u5bf9\u8c61\u3001\u591a\u8fd4\u56de\u503c\u3001\u7c7b\u578b\u63a5\u53e3\u3001\u5143\u7ec4\u3001\u96c6\u5408\u7b49\u3002<\/p>\n

4\u3001Swift \u80fd\u4e0e Objective-C \u8fdb\u884c\u6df7\u5408\u7f16\u7a0b\uff0c\u4f46\u4ee3\u7801\u5206\u5c5e\u4e0d\u540c\u7684\u6587\u4ef6\u3002<\/p>\n

5\u3001\u5168\u9762\u7684Unicode\u652f\u6301\uff0c\u4f60\u751a\u81f3\u53ef\u4ee5\u7528\u4e00\u53ea\u300c\u72d7\u300d\u4f5c\u4e3a\u53d8\u91cf\u540d\uff0c\u5b9e\u73b0\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n

let \u72d7 = \"\u5927\u72d7\u83e0\u841d\"\nfor n in \u72d7{\n    println( n )\n}\n<\/code><\/pre>\n
\u63a7\u5236\u53f0\u4f1a\u8f93\u51fa\u300c\u5927\u72d7\u83e0\u841d\u300d\u56db\u4e2a\u5b57\u3002<\/p>\n
6\u3001\u7f16\u7a0b\u8bed\u53e5\u53d6\u6d88\u4e86\u5927\u90e8\u5206\u8bed\u8a00\u4f7f\u7528\u7684\u300c;\u300d\u5206\u9694\u7b26\uff0c\u53ea\u6709\u4e00\u884c\u5199\u591a\u6761\u8bed\u53e5\u65f6\u624d\u9700\u8981\u5206\u53f7\u3002<\/p>\n
7\u3001\u5f88\u591a\u4eba\u7b80\u5355\u9605\u8bfb\u4e86 Swift \u7684\u6570\u636e\u7c7b\u578b\uff0c\u5c31\u8ba4\u4e3a Swift \u6ca1\u6709\u7c7b\u4f3c Set\u3001List \u8fd9\u6837\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5176\u5b9eSwift \u63d0\u4f9b\u4e86\u4e24\u79cd Collection \u7684\u6570\u636e\u7c7b\u578b\uff1a\u6570\u7ec4\uff08Array\uff09\u548c\u5b57\u5178\uff08Dictionary\uff09\uff0c\u4e24\u4e2a\u6570\u636e\u7c7b\u578b\u7684\u8868\u8fbe\u5f0f\u90fd\u7528\u4e2d\u62ec\u53f7\u6807\u8bc6\u3002\u5176\u4e2d\u6570\u7ec4\u53ef\u4ee5\u5b58\u50a8\u4efb\u610f\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u4e5f\u53ef\u4ee5\u5f3a\u5236\u58f0\u660e\u5b58\u50a8\u540c\u4e00\u79cd\u7c7b\u578b\u7684\u53d8\u91cf\u3002\u540c\u65f6\u6570\u7ec4\u63d0\u4f9b\u4e86\u7c7b\u4f3c Set \u529f\u80fd\uff0c\u4f60\u53ef\u4ee5\u4fee\u6539\u3001\u8ffd\u52a0\u3001\u66ff\u6362\u548c\u5220\u9664\u6570\u636e\u7684\u5143\u7d20\u3002\u53e6\u5916\uff0cSwift \u8fd8\u63d0\u4f9b\u4e86\u5143\u7ec4\uff08Tuple\uff09\u7684\u529f\u80fd\u652f\u6301\u51fd\u6570\u591a\u8fd4\u56de\u503c\u3002<\/p>\n
8\u3001Swift \u6ca1\u6709\u63d0\u4f9b\u663e\u5f0f\u7684\u6307\u9488\uff0c\u53c2\u6570\u4f20\u9012\u6839\u636e\u6570\u636e\u7c7b\u578b\u7684\u4e0d\u540c\u5206\u4e3a\u503c\u7c7b\u578b\u548c\u5f15\u7528\u7c7b\u578b\uff0c\u503c\u4f20\u9012\u8fdb\u884c\u5185\u5b58\u62f7\u8d1d\uff0c\u5f15\u7528\u4f20\u9012\u6700\u7ec8\u4f20\u9012\u7684\u662f\u4e00\u4e2a\u6307\u5411\u539f\u6709\u5bf9\u8c61\u7684\u6307\u9488\u3002\u8fd9\u4e00\u70b9\u548c Java \u7684\u53c2\u6570\u4f20\u9012\u662f\u7c7b\u4f3c\u7684\u3002\u9700\u8981\u6ce8\u610f\u7684\u4e00\u70b9\u662f\uff0cSwift \u91cc\u7684\u6570\u7ec4\u548c\u5b57\u5178\u867d\u7136\u90fd\u662f\u7ed3\u6784\u4f53\uff08struct\uff09\uff0c\u4f46\u5728\u53c2\u6570\u4f20\u9012\u8fc7\u7a0b\u4e2d\u5904\u7406\u65b9\u5f0f\u5374\u4e0d\u4e00\u6837\uff0c\u9ed8\u8ba4 Array \u662f\u5f15\u7528\u4f20\u9012\uff0cDictionary \u662f\u503c\u4f20\u9012\u3002\u800c\u5728 Java \u4e2d\uff0c\u7531\u4e8e\u6570\u7ec4\u548c Map \u90fd\u662f\u5bf9\u8c61\uff0c\u6240\u4ee5\u4f20\u9012\u7684\u90fd\u662f\u6307\u9488\u3002<\/p>\n
\u5728 Swift \u4e2d\uff0c\u5982\u679c\u4f60\u4e0d\u60f3\u4f20\u9012\u6570\u7ec4\u5f15\u7528\uff0c\u53ef\u4ee5\u7528 copy() \u65b9\u6cd5\u5148\u590d\u5236\u4e00\u4efd\u51fa\u6765\uff0c\u53e6\u5916\uff0c\u4e5f\u53ef\u4ee5\u7528 unshare() \u8868\u793a\uff0c\u672c\u53d8\u91cf\u4e0d\u4f20\u9012\u6307\u9488\u3002<\/p>\n
9\u3001\u95ed\u5305\uff0cSwift \u7ec8\u4e8e\u63d0\u4f9b\u4e86\u4e00\u79cd\u4f18\u96c5\u7684\u95ed\u5305\u89e3\u51b3\u65b9\u6848\uff0c\u6bd4\u5982\u5728\u6392\u5e8f\u51fd\u6570 sort \u4e2d\u8fdb\u884c\u51fd\u6570\u4f20\u9012\uff1a<\/p>\n
let names = [\"D\", \"B\", \"R\", \"C\", \"A\"]\nfunc backwards(s1: String, s2: String) -> Bool {\n    return s1 > s2\n}\nvar rnames = sort(names, backwards)\n<\/code><\/pre>\n
\u4e8b\u5b9e\u4e0a\u66f4\u7b80\u5355\u7684\u5199\u6cd5\u662f\uff1a<\/p>\n
var rnames = sort( [\"D\", \"B\", \"R\", \"C\", \"A\"] ) { $0 > $1 }\n<\/code><\/pre>\n
10\u3001\u53ef\u9009\u53d8\u91cf\uff08Optional\uff09\u7684\u5f15\u5165\u4e3b\u8981\u662f\u4e3a\u4e86\u5e94\u5bf9\u4e00\u4e2a\u53d8\u91cf\u53ef\u80fd\u5b58\u5728\u4e5f\u53ef\u80fd\u662f nil \u7684\u60c5\u51b5\uff0c\u8fd9\u79cd\u60c5\u51b5\u5728\u5f88\u591a\u9ad8\u7ea7\u8bed\u8a00\u91cc\u90fd\u5b58\u5728\u3002\u6bd4\u5982\u4f60\u60f3\u4f7f\u7528String\u7684toInt\u65b9\u6cd5\u5c06String\u8f6c\u5316\u4e3a Int \u7c7b\u578b\uff0c\u4f46\u662f\u4f60\u5e76\u4e0d\u77e5\u9053\u8fd9\u4e2a\u8f6c\u5316\u662f\u5426\u6b63\u5e38\uff0c\u8fd9\u65f6\u5019\u7cfb\u7edf\u4f1a\u8fd4\u56de\u4e00\u4e2a\u53ef\u9009\u53d8\u91cf\uff0c\u5982\u679c\u8f6c\u6362\u6210\u529f\u5c31\u8fd4\u56de\u6b63\u5e38\u503c\uff0c\u8f6c\u6362\u5931\u8d25\u5c31\u8fd4\u56de nil\uff0c\u5982\u4e0b\uff1a<\/p>\n
let str = \"123A\"\nlet nn = str.toInt()\n<\/code><\/pre>\n
\u8fd9\u662f nn \u5c31\u662f\u53ef\u9009\u53d8\u91cf\uff0c\u60f3\u5f97\u5230 nn \u7684\u503c\uff0c\u53ef\u4ee5\u901a\u8fc7 if \u8fdb\u884c\u5224\u65ad\u5e76\u901a\u8fc7\u8ffd\u52a0\u611f\u53f9\u53f7\u83b7\u53d6\u53d8\u91cf\u503c\uff0c\u5982\u4e0b\uff1a<\/p>\n
if nn {\n    println(nn!)\n}\n<\/code><\/pre>\n
\u53ef\u9009\u53d8\u91cf\u7684\u5f15\u5165\u89e3\u51b3\u4e86\u5927\u90e8\u5206\u9700\u8981\u663e\u5f0f\u5904\u7406\u7684\u5f02\u5e38\uff0c\u8fd9\u90e8\u5206\u5de5\u4f5c\u4e5f\u6254\u7ed9\u7f16\u8bd1\u5668\u53bb\u505a\u4e86\u3002\u60f3\u4e86\u89e3\u66f4\u591a\u53ef\u9009\u53d8\u91cf\u7684\u7528\u6cd5\uff0c\u8bf7\u9605\u8bfb\u82f9\u679c\u7684\u5b98\u65b9\u6587\u6863\u3002<\/p>\n
11\u3001Swift \u4e2d\u7684 nil \u548c Objective-C \u4e2d\u7684 nil \u4e0d\u540c\u3002\u5728 Objective-C \u4e2d\uff0cnil \u662f\u6307\u5411\u4e0d\u5b58\u5728\u5bf9\u8c61\u7684\u6307\u9488\uff0c\u800c\u5728 Swift \u91cc\uff0cnil \u4e0d\u662f\u6307\u9488\uff0c\u5b83\u8868\u793a\u7279\u5b9a\u7c7b\u578b\u7684\u503c\u4e0d\u5b58\u5728\u3002\u6240\u6709\u7c7b\u578b\u7684\u53ef\u9009\u503c\u90fd\u53ef\u4ee5\u88ab\u8bbe\u7f6e\u4e3anil\uff0c\u4e0d\u4ec5\u4ec5\u662f\u5bf9\u8c61\u7c7b\u578b\u3002<\/p>\n
12\u3001Swift \u6ca1\u6709\u4ece\u8bed\u8a00\u5c42\u9762\u652f\u6301\u5f02\u6b65\u548c\u591a\u6838\uff0c\u4e0d\u8fc7\u53ef\u4ee5\u76f4\u63a5\u5728 Swift \u4e2d\u590d\u7528 GCD \u7684 API \u5b9e\u73b0\u5f02\u6b65\u529f\u80fd\u3002\u53e6\u5916\u6ca1\u770b\u5230 Swift \u7684\u5f02\u5e38\u5904\u7406\u673a\u5236\uff0c\u53ef\u80fd\u6709\u4e86\u53ef\u9009\u53d8\u91cf\uff0c\u5f02\u5e38\u7684\u4f7f\u7528\u4f1a\u975e\u5e38\u5c11\u5427\u3002<\/p>\n
\u5173\u4e8e\u8bed\u6cd5\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5148\u5199\u8fd9\u4e48\u51e0\u70b9\u5427\u3002<\/p>\n
\u7ed9\u5927\u5bb6\u63a8\u8350\u4e00\u7bc7\u738b\u5dcd (@onevcat)\u5199\u7684\u300c\u884c\u8d70\u4e8e Swift \u7684\u4e16\u754c\u4e2d\u300d\uff0c\u6df1\u5165\u9605\u8bfb\u5fc5\u6709\u6536\u83b7\u3002 http:\/\/onevcat.com\/2014\/06\/walk-in-swift\/<\/a><\/p>\n
\u57fa\u672c\u4e0a\uff0cSwift \u7edd\u5bf9\u4e0d\u662f\u73a9\u5177\u8bed\u8a00\uff0c\u800c\u662f\u4e00\u95e8\u53ef\u4ee5\u88ab\u5927\u4f17\u63a5\u53d7\u7684\u5de5\u4e1a\u7ea7\u7f16\u7a0b\u8bed\u8a00\u3002\u76f8\u4fe1\u5047\u4ee5\u65f6\u65e5\uff0cSwift \u5fc5\u5c06\u5728 App \u5f00\u53d1\u9886\u57df\u5927\u653e\u5f02\u5f69\u3002<\/p>\n
\u6027\u80fd<\/h2>\n
\n
Swift \u5728 WWDC \u4e0a\u5c55\u793a\u51fa\u6765\u7684\u6027\u80fd\u8fd8\u662f\u8ba9\u4eba\u975e\u5e38\u5403\u60ca\u7684\uff0c\u5728\u8fdb\u884c\u590d\u6742\u5bf9\u8c61\u6392\u5e8f\u65f6\uff0cOC \u7684\u6027\u80fd\u662f Python \u76842.8\u500d\uff0cSwift \u662f Python \u76843.9\u500d\uff1b\u5728\u5b9e\u73b0 RC4\u52a0\u5bc6\u7b97\u6cd5\u7684\u65f6\u5019\uff0cOC \u7684\u6027\u80fd\u662f Python \u7684127\u500d\uff0cSwift \u662f Python \u7684220\u500d\u3002\u603b\u4e4b Python \u5728\u67d0\u4e00\u4e2a\u6df1\u5751\u91cc\u819d\u76d6\u4e2d\u7bad\u4e86\uff0cOC \u4e5f\u6ca1\u597d\u5230\u54ea\u53bb\uff0c\u800c Swift\uff0c\u5c31\u662f\u5feb\u554a\u5c31\u662f\u5feb\uff01<\/p>\n
\u5bf9\u4e8e\u8fd9\u4e00\u70b9\u6211\u5e76\u4e0d\u662f\u5f88\u7406\u89e3\uff0c\u9996\u5148\u662f WWDC \u4e0a\u5c55\u793a\u7684\u8bed\u8a00\u5c42\u9762\u7684\u57fa\u51c6\u6d4b\u8bd5\u8fc7\u4e8e\u7b80\u5355\u4e86\uff0c\u53e6\u5916\uff0cOC \u548c Swift \u90fd\u662f\u88ab LLVM \u7f16\u8bd1\u6210\u672c\u5730\u4ee3\u7801\u6267\u884c\u7684\uff0c\u7406\u8bba\u4e0a\u9488\u5bf9 Swift \u7684\u4f18\u5316\u540c\u6837\u53ef\u4ee5\u5e94\u7528\u4e8e OC\uff0c\u4f46\u662f Swift \u5c45\u7136\u6bd4 OC \u5feb\u90a3\u4e48\u4e00\u70b9\u70b9\uff0c\u96be\u9053 LLVM \u5355\u72ec\u9488\u5bf9 Swift \u505a\u4e86\u4f18\u5316\u4e48\uff1f\u6211\u8868\u793a\u4e0d\u660e\u89c9\u5389\u3002<\/p>\n
\u5f53\u7136\uff0c\u8fd8\u6709\u66f4\u8f83\u771f\u7684\u7a0b\u5e8f\u5458\uff0c\u4ed6\u5728\u7b2c\u4e00\u65f6\u95f4\u9488\u5bf9\u4e8e\u5faa\u73af\u3001\u9012\u589e\u3001\u6570\u7ec4\u3001\u5b57\u7b26\u4e32\u62fc\u63a5\u7b49\u529f\u80fd\u8fdb\u884c\u4e86\u6d4b\u8bd5\uff0c\u53d1\u73b0 Swift \u7684\u6027\u80fd\u6bd4 OC \u8fd8\u662f\u5dee\u90a3\u4e48\u4e00\u70b9\u70b9\u7684\uff08http:\/\/www.splasmata.com\/?p=2798<\/a>\uff09\u3002<\/p>\n
\u65e0\u8bba\u8fd9\u4e9b\u6d4b\u8bd5\u6570\u636e\u662f\u5426\u51c6\u786e\uff0c\u6211\u89c9\u5f97\u6027\u80fd\u662f\u6211\u4eec\u6700\u4e0d\u9700\u8981\u62c5\u5fc3\u7684\u95ee\u9898\uff0c\u82f9\u679c\u5df2\u7ecf\u5168\u76d8\u638c\u63e1\u4e86\u8fd9\u4e2a\u8bed\u8a00\u7684\u65b9\u65b9\u9762\u9762\uff0c\u4ece\u5e95\u5c42\u7f16\u8bd1\u6846\u67b6\u5230\u7f16\u8bd1\u5668\u518d\u5230\u8bed\u8a00\u8bbe\u8ba1\uff0c\u4f18\u5316\u4e4b\u8def\u624d\u521a\u521a\u5f00\u59cb\uff0c\u6211\u4eec\u53ea\u8981\u7ed9\u8fd9\u95e8\u65b0\u8bed\u8a00\u4e00\u70b9\u8010\u5fc3\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
\u6240\u7801\u5373\u6240\u5f97\uff08Playground\uff09<\/h2>\n
\n
\"swift-screenshot\"<\/a><\/p>\n
\u5bf9\u4e8e\u5f00\u53d1\u8005\u6765\u8bf4\uff0cPlayground \u662f\u672c\u6b21 WWDC \u6700\u5927\u7684\u4eae\u70b9\u3002\u80fd\u591f\u5728\u7f16\u7801\u7684\u540c\u65f6\u5b9e\u65f6\u9884\u89c8\u8f93\u51fa\u7ed3\u679c\u662f\u6bcf\u4e2a\u5f00\u53d1\u4eba\u5458\u7684\u68a6\u60f3\uff0c\u8fd9\u4e00\u6b21\u82f9\u679c\u4e3a\u5927\u5bb6\u63d0\u4f9b\u4e86\u8fd9\u6837\u7684\u798f\u5229\u3002<\/p>\n
Playground \u4e0d\u4ec5\u5b9e\u73b0\u4e86\u5f88\u591a\u811a\u672c\u8bed\u8a00\u652f\u6301\u7684\u4ea4\u4e92\u5f0f\u7f16\u7a0b\uff0c\u800c\u4e14\u63d0\u4f9b\u63a7\u5236\u53f0\u8f93\u51fa\u3001\u5b9e\u65f6\u56fe\u5f62\u56fe\u50cf\u3001\u65f6\u95f4\u7ebf\uff08timeline\uff09\u53d8\u91cf\u8ddf\u8e2a\u7b49\u529f\u80fd\uff0c\u5f00\u53d1\u8005\u9664\u4e86\u53ef\u4ee5\u770b\u5230\u4ee3\u7801\u7684\u5b9e\u65f6\u8fd0\u884c\u7ed3\u679c\uff0c\u8fd8\u80fd\u6839\u636e\u65f6\u95f4\u7ebf\u9605\u8bfb\u67d0\u4e2a\u53d8\u91cf\u5728\u4ee3\u7801\u7247\u6bb5\u4e2d\u503c\u7684\u53d8\u5316\u3002\u8fd9\u771f\u662f\u592a\u68d2\u4e86\uff01<\/p>\n
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\u5f53\u7136\u4e0d\u4ec5\u4ec5\u662f\u73a9\u800d\uff0c\u6211\u4eec\u53ef\u4ee5\u57fa\u4e8e Playground \u505a\u8fd9\u4e9b\u4e8b\u60c5\uff1a<\/p>\n
1\u3001\u5b66\u4e60\uff1a\u901a\u8fc7 Playground \u5b66\u4e60 Swift\uff0c\u5236\u4f5c Swift \u6559\u7a0b\u5b9e\u73b0\u4ea4\u4e92\u5f0f\u5b66\u4e60\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u57f9\u8bad\u5176\u4ed6\u521d\u5b66\u8005\u3002<\/p>\n
2\u3001\u4ee3\u7801\u5f00\u53d1\uff1a\u6267\u884c\u7b97\u6cd5\u7a0b\u5e8f\uff0c\u8fc5\u901f\u770b\u5230\u7b97\u6cd5\u7ed3\u679c\uff0c\u8ddf\u8e2a\u53d8\u91cf\uff1b\u6267\u884c\u7ed8\u56fe\u7a0b\u5e8f\uff0c\u5373\u65f6\u770b\u5230\u56fe\u50cf\u7ed3\u679c\uff0c\u53ca\u65f6\u8c03\u6574\u3002\u6267\u884c\u901a\u7528\u4ee3\u7801\uff0c\u67e5\u770b\u53d8\u91cf\u7684\u6539\u53d8\u60c5\u51b5\u3002<\/p>\n
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\u5bf9\u4e8e Playground\uff0c\u8bbe\u8ba1\u8005\u514b\u91cc\u65af\u662f\u8fd9\u6837\u63cf\u8ff0\u7684\uff1aPlayground \u529f\u80fd\u503e\u6ce8\u4e86\u6211\u4e2a\u4eba\u5f88\u591a\u5fc3\u8840\u548c\u6fc0\u60c5\uff0c\u6211\u5e0c\u671b\u65b0\u7684\u7f16\u7a0b\u8bed\u8a00\u5177\u5907\u66f4\u597d\u4ea4\u4e92\u6027\uff0c\u66f4\u53cb\u597d\u548c\u6709\u8da3\u2026\u2026\u6211\u4eec\u5e0c\u671b\u901a\u8fc7\u8fd9\u95e8\u8bed\u8a00\u91cd\u65b0\u5b9a\u4e49\u300c\u5982\u4f55\u6559\u6388\u8ba1\u7b97\u673a\u79d1\u5b66\uff01\u300d<\/p>\n
\u5f00\u59cb\u4f7f\u7528 Swift<\/h2>\n
\n
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\u5982\u4f55\u5f00\u59cb Swift \u5462\uff1f<\/p>\n
1\u3001\u4e0b\u8f7d Xcode6-Beta \u7248\u672c\u3002<\/p>\n
2\u3001\u4e0b\u8f7d\u82f9\u679c\u5b98\u65b9\u63d0\u4f9b Swift \u7f16\u7a0b\u8bed\u8a00\u7535\u5b50\u4e66\uff08https:\/\/itunes.apple.com\/cn\/book\/swift-programming-language\/id881256329?mt=11<\/a> \uff09\uff0c\u4e2d\u6587\u7248\u672c\uff1ahttp:\/\/yuedu.baidu.com\/ebook\/6f6c3b1ef01dc281e43af000<\/a>\u3002\u8bfb\u3002<\/p>\n
3\u3001\u4e0b\u8f7d WWDC Swift \u7684 Session \u89c6\u9891\u548cPDF\u3002\u770b\u3002<\/p>\n
4\u3001\u57fa\u4e8e Xcode6\u521b\u5efa Swfit \u8bed\u8a00\u7684\u9879\u76ee\uff0c\u5728\u9879\u76ee\u4e2d\u521b\u5efaPlayground\uff0c\u5728\u5176\u4e2d\u8c03\u8bd5\u73a9\u800d\u3002<\/p>\n
5\u3001\u6839\u636e\u5b98\u65b9\u63d0\u4f9b\u7684 GuidedTour.playground \u5b66\u4e60 Swift \u8bed\u6cd5\u7279\u6027\u3002\u4e0b\u8f7d\u5730\u5740\uff1a https:\/\/developer.apple.com\/library\/prerelease\/ios\/documentation\/swift\/conceptual\/swift_programming_language\/GuidedTour.playground.zip<\/a><\/p>\n
6\u3001\u719f\u6089\u4e86\u57fa\u672c\u7684\u8bed\u6cd5\u7279\u6027\u3001\u4e0e OC \u7684\u6df7\u7528\u3001\u4e0e Cocoa \u548c Cocoa Touch\u7684\u4ea4\u4e92\u3001\u8c03\u8bd5\u7b49\u529f\u80fd\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u6784\u5efa\u4f60\u7684\u7b2c\u4e00\u4e2aSwift App \u4e86\u3002<\/p>\n
\n
\u53ef\u4ee5\u8bf4 Swift \u662f\u6211\u6240\u89c1\u8fc7\u5173\u6ce8\u5ea6\u6700\u9ad8\u7684\u65b0\u8bed\u8a00\uff0c\u4e00\u7ecf\u63a8\u51fa\u5373\u4e07\u4f17\u77a9\u76ee\uff0c\u5a92\u4f53\u548c\u5f00\u53d1\u8005\u5728\u6570\u5929\u4e4b\u5185\u5bf9 Swift \u8fdb\u884c\u4e86\u957f\u7bc7\u7d2f\u724d\u7684\u62a5\u9053\u548c\u8ba8\u8bba\uff0c\u82f1\u6587\u624b\u518c\u8fc5\u901f\u88ab\u7ffb\u8bd1\u6210\u4e2d\u6587\uff0c\u5373\u4f7f\u662f\u6c5f\u6e56\u4e0a\u7684\u53e6\u4e00\u4f4d\u5927\u4f6c\u8c37\u6b4c 2009 \u5e74\u63a8\u51fa Go \u8bed\u8a00\u65f6\u4e5f\u6ca1\u6709\u5982\u6b64\u6d69\u5927\u7684\u58f0\u52bf\u3002\u5f53\u7136\uff0c\u8fd9\u548c Go \u8bed\u8a00\u7684\u5b9a\u4f4d\u6709\u5173\uff0c\u4f5c\u4e3a\u4e00\u95e8\u7cfb\u7edf\u7ea7\u7684\u670d\u52a1\u5668\u7aef\u8bed\u8a00\uff0c\u5f00\u53d1\u8005\u7684\u53ef\u9009\u4f59\u5730\u592a\u5927\u4e86\uff0c\u5982\u679c\u8c37\u6b4c\u63a8\u51fa Go \u662f\u7528\u6765\u53d6\u4ee3 Java \u5f00\u53d1 Android App\uff0c\u90a3\u53ef\u80fd\u60c5\u51b5\u5c31\u5b8c\u5168\u4e0d\u4e00\u6837\u4e86\u3002<\/p>\n
\u7ecf\u8fc7 WWDC2014\uff0c\u82f9\u679c\u5df2\u7ecf\u5b8c\u5168\u4f53\u73b0\u51fa\u4e86\u4e00\u4e2a\u8f6f\u4ef6\u516c\u53f8\u7684\u521b\u65b0\u80fd\u529b\u548c\u6280\u672f\u5e95\u8574\uff0c\u65e0\u8bba\u662f\u64cd\u4f5c\u7cfb\u7edf\uff0c\u7f16\u7a0b\u8bed\u8a00\uff0c\u8fd8\u662f\u5e94\u7528\u5f00\u53d1\uff0c\u82f9\u679c\u90fd\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\uff0c\u51dd\u795e\u9759\u6c14\uff0c\u84c4\u52bf\u5f85\u53d1\u3002\u4f5c\u4e3a\u5f00\u53d1\u8005\uff0c\u6211\u4eec\u8981\u505a\u7684\u5c31\u662f\uff1aWrite the code, Change the world\uff0c\u7136\u540e\u671f\u5f85\u4e0b\u4e00\u4e2a\u6536\u83b7\u7684\u5b63\u8282\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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