{"id":37,"date":"2018-09-13T18:36:30","date_gmt":"2018-09-13T10:36:30","guid":{"rendered":"https:\/\/chenqinghe.com\/?p=37"},"modified":"2018-09-13T19:18:09","modified_gmt":"2018-09-13T11:18:09","slug":"golang%e5%8f%8d%e5%ba%8f%e5%88%97%e5%8c%96json%e5%ad%97%e7%ac%a6%e4%b8%b2%e6%97%b6key%e7%9a%84%e5%a4%a7%e5%b0%8f%e5%86%99%e5%88%a4%e5%88%ab%e5%8e%9f%e5%88%99","status":"publish","type":"post","link":"https:\/\/chenqinghe.com\/?p=37","title":{"rendered":"golang\u4e2djson\u53cd\u5e8f\u5217\u5316\u4e3astruct\u65f6key\u7684\u5927\u5c0f\u5199\u5224\u522b\u539f\u5219"},"content":{"rendered":"<blockquote>\n<p>\u8bf4\u660e\uff1a\u6b64\u6587\u7ae0\u662f\u5728go1.11\u7684\u57fa\u7840\u4e0a\u5b8c\u6210\uff0c\u5176\u4ed6\u7248\u672c\u7684\u4e0d\u4fdd\u8bc1\u76f8\u540c<\/p>\n<\/blockquote>\n<p>\u4ee5\u524d\u4e00\u76f4\u4ee5\u4e3agolang\u5728\u53cd\u5e8f\u5217\u5316\u7684\u65f6\u5019\u662ftag\u540d\u548ckey\u540d\u4e25\u683c\u5bf9\u5e94\u7684\uff0c\u7ed3\u679c\u5076\u7136\u95f4\u53d1\u73b0\u5e76\u4e0d\u662f\u8fd9\u6837\u3002\u5177\u4f53\u7684\u6d41\u7a0b\u5176\u5b9e\u662f\u8fd9\u6837\uff1a<\/p>\n<ul>\n<li>\u00a01. \u83b7\u53d6\u7ed3\u6784\u4f53\u7684\u5b57\u6bb5\u540d\uff0c\u6682\u79f0\u4e3afieldName\n<ul>\n<li>1.1 \u83b7\u53d6tag\u4e2d\u7684json\u90e8\u5206\u7684\u540d\u79f0\uff0c\u82e5\u4e3a\u7a7a\uff0c\u8fdb\u5165\u4e0b\u4e00\u6b65<\/li>\n<li>1.2 \u83b7\u53d6\u7ed3\u6784\u4f53\u5b57\u6bb5\u540d<\/li>\n<\/ul>\n<\/li>\n<li>2. \u6839\u636efieldName\u83b7\u53d6\u6bd4\u8f83key\u548cfieldName\u662f\u5426\u76f8\u540c\u7684\u51fd\u6570<strong>equalFold<\/strong>\n<ul>\n<li>2.1 \u5982\u679cfieldName\u5305\u542butf8\u7f16\u7801\u7684\u975eascii\u7801\uff0c\u5219equalFold = <a href=\"https:\/\/github.com\/golang\/go\/blob\/master\/src\/bytes\/bytes.go#L779\" target=\"_blank\"  rel=\"nofollow\" >bytes.EqualFold<\/a>\uff0c\u5426\u5219\u8fdb\u5165\u4e0b\u4e00\u6b65<\/li>\n<li>2.2 \u5982\u679c\u5305\u542b\u7279\u6b8a\u7684ascii\u7801&#8221;k&#8221;\u3001&#8221;K&#8221;\u3001&#8221;s&#8221;\u3001&#8221;S&#8221;\uff0c\u5219equalFold = <a href=\"https:\/\/github.com\/golang\/go\/blob\/master\/src\/encoding\/json\/fold.go#L61\" target=\"_blank\"  rel=\"nofollow\" >equalFoldRight<\/a>\uff0c\u5426\u5219\u8fdb\u5165\u4e0b\u4e00\u6b65<\/li>\n<li>2.3 \u5982\u679c\u5305\u542b&#8221;non-letters&#8221;\uff08\u5305\u62ec&#8221;_&#8221;\uff09\uff0c\u5219equalFold=<a href=\"https:\/\/github.com\/golang\/go\/blob\/master\/src\/encoding\/json\/fold.go#L109\" target=\"_blank\"  rel=\"nofollow\" >asciiFoldFold<\/a>\uff0c\u5426\u5219\u8fdb\u5165\u4e0b\u4e00\u6b65<\/li>\n<li>2.4 equalFold=<a href=\"https:\/\/github.com\/golang\/go\/blob\/master\/src\/encoding\/json\/fold.go#L133\" target=\"_blank\"  rel=\"nofollow\" >simpleLetterEqualFold<\/a><\/li>\n<\/ul>\n<\/li>\n<li>3. \u6839\u636e2\u4e2d\u83b7\u53d6\u5230\u7684\u51fd\u6570\uff0c\u6bd4\u8f83key\u548cfieldName\u662f\u5426\u76f8\u540c\uff0c\u82e5\u76f8\u540c\uff0c\u5219\u5c06key\u5bf9\u5e94\u7684\u503c\u8d4b\u503c\u7ed9\u7ed3\u6784\u4f53\u5bf9\u5e94\u7684\u5b57\u6bb5\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u56e0\u6b64\u53ef\u4ee5\u5f97\u51fa\u4ee5\u4e0b\u7ed3\u8bba\uff1a<\/p>\n<ol>\n<li><strong>\u53cd\u5e8f\u5217\u5316\u7684\u7ed3\u6784\u4f53\u7684\u5b57\u6bb5\u5fc5\u987b\u662f\u53ef\u5bfc\u51fa\u7684<\/strong><\/li>\n<li><strong>\u4e0d\u7ba1json\u5b57\u7b26\u4e32\u4e2d\u7684key\u548c\u7ed3\u6784\u4f53struct\u7684tag\u7684\u5927\u5c0f\u5199\u5982\u4f55\uff0c\u53ea\u8981\u7ecfequalFold\u51fd\u6570\u5224\u65ad\u76f8\u7b49\u5373\u53ef\u3002<\/strong><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u8bf4\u660e\uff1a\u6b64\u6587\u7ae0\u662f\u5728go1.11\u7684\u57fa\u7840\u4e0a\u5b8c\u6210\uff0c\u5176\u4ed6\u7248\u672c\u7684\u4e0d\u4fdd\u8bc1\u76f8\u540c \u4ee5\u524d\u4e00\u76f4\u4ee5\u4e3agolang\u5728\u53cd\u5e8f\u5217\u5316\u7684\u65f6\u5019\u662ftag\u540d\u548ckey\u540d\u4e25\u683c\u5bf9\u5e94\u7684\uff0c\u7ed3\u679c\u5076\u7136\u95f4\u53d1\u73b0\u5e76\u4e0d\u662f\u8fd9\u6837\u3002\u5177\u4f53\u7684\u6d41\u7a0b\u5176\u5b9e\u662f\u8fd9\u6837\uff1a \u00a01. \u83b7\u53d6\u7ed3\u6784\u4f53\u7684\u5b57\u6bb5\u540d\uff0c\u6682\u79f0\u4e3afieldName 1.1 \u83b7\u53d6tag\u4e2d\u7684json\u90e8\u5206\u7684\u540d\u79f0\uff0c\u82e5\u4e3a\u7a7a\uff0c\u8fdb\u5165\u4e0b\u4e00\u6b65 1.2 \u83b7\u53d6\u7ed3\u6784\u4f53\u5b57\u6bb5\u540d 2. \u6839\u636ef\u2026\u2026<\/p>\n","protected":false},"author":1,"featured_media":39,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[9],"tags":[10,11],"_links":{"self":[{"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/posts\/37"}],"collection":[{"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=37"}],"version-history":[{"count":0,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/posts\/37\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=\/wp\/v2\/media\/39"}],"wp:attachment":[{"href":"https:\/\/chenqinghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=37"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=37"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chenqinghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=37"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}