{"id":186,"date":"2019-08-07T20:25:25","date_gmt":"2019-08-07T20:25:25","guid":{"rendered":"https:\/\/www.369usa.com\/blog\/?p=186"},"modified":"2019-08-07T20:26:27","modified_gmt":"2019-08-07T20:26:27","slug":"react-context-api","status":"publish","type":"post","link":"https:\/\/www.369usa.com\/blog\/react-context-api\/","title":{"rendered":"React Context API"},"content":{"rendered":"<p>Simple example:<\/p>\n<pre>\r\nimport React from &quot;react&quot;;\r\nimport ReactDOM from &quot;react-dom&quot;;\r\n\r\nconst MyContext = React.createContext();\r\nconst MyProvider = MyContext.Provider;\r\nconst MyConsumer = MyContext.Consumer;\r\nconst data = { name: &quot;Colin&quot;, age: 26 };\r\n\r\nclass HomePage extends React.Component {\r\n  render() {\r\n    return (\r\n      &lt;MyConsumer&gt;\r\n        {props =&gt; {\r\n          return (\r\n            &lt;div&gt;\r\n              {props.name} : {props.age}\r\n            &lt;\/div&gt;\r\n          );\r\n        }}\r\n      &lt;\/MyConsumer&gt;\r\n    );\r\n  }\r\n}\r\n\r\nfunction App() {\r\n  return (\r\n    &lt;MyProvider value={data}&gt;\r\n      &lt;div&gt;Context API application:&lt;\/div&gt;\r\n      &lt;hr \/&gt;\r\n      &lt;HomePage \/&gt;\r\n    &lt;\/MyProvider&gt;\r\n  );\r\n}\r\n\r\nconst rootElement = document.getElementById(&quot;root&quot;);\r\nReactDOM.render(&lt;App \/&gt;, rootElement);\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Simple example: import React from &quot;react&quot;; import ReactDOM from &quot;react-dom&quot;; const MyContext = React.createContext(); const MyProvider = MyContext.Provider; const MyConsumer = MyContext.Consumer; const data = { name: &quot;Colin&quot;, age: 26 }; class HomePage extends React.Component { render() { return ( &lt;MyConsumer&gt; {props =&gt; { return ( &lt;div&gt; {props.name} : {props.age} &lt;\/div&gt; ); }} &lt;\/MyConsumer&gt; ); &hellip; <a href=\"https:\/\/www.369usa.com\/blog\/react-context-api\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;React Context API&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-186","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>React Context API - \u7ebd\u7ea6\u7f51\u7ad9\u8bbe\u8ba1\u535a\u5ba2<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.369usa.com\/blog\/react-context-api\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"React Context API - \u7ebd\u7ea6\u7f51\u7ad9\u8bbe\u8ba1\u535a\u5ba2\" \/>\n<meta property=\"og:description\" content=\"Simple example: import React from &quot;react&quot;; 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