{"id":23244,"date":"2024-03-16T01:04:06","date_gmt":"2024-03-16T01:04:06","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/"},"modified":"2024-03-22T00:48:15","modified_gmt":"2024-03-22T00:48:15","slug":"how-does-postmessage-receive-data","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/","title":{"rendered":"How does postMessage receive data?"},"content":{"rendered":"

postMessage is a method in the Web API used to send messages between different browsing contexts, such as windows, iframes, workers, etc. There are two ways to receive the data.<\/p>\n

    \n
  1. Receive data using a message event listener.<\/li>\n<\/ol>\n
    window<\/span>.addEventListener<\/span>('message'<\/span>, function<\/span>(event<\/span>) {\r\n  \/\/ event.data\u4e2d\u5b58\u50a8\u4e86\u4f20\u9012\u7684\u6570\u636e<\/span>\r\n  console<\/span>.log<\/span>('\u63a5\u6536\u5230\u7684\u6570\u636e\uff1a'<\/span>, event.data<\/span>);\r\n});\r\n<\/code><\/pre>\n
      \n
    1. Use the onmessage event handler in the context of receiving data.<\/li>\n<\/ol>\n
      self.onmessage<\/span> = function<\/span>(event<\/span>) {\r\n  \/\/ event.data\u4e2d\u5b58\u50a8\u4e86\u4f20\u9012\u7684\u6570\u636e<\/span>\r\n  console<\/span>.log<\/span>('\u63a5\u6536\u5230\u7684\u6570\u636e\uff1a'<\/span>, event.data<\/span>);\r\n};\r\n<\/code><\/pre>\n
      Both ways can receive the data passed when the postMessage method is called.<\/p>\n","protected":false},"excerpt":{"rendered":"
      postMessage is a method in the Web API used to send messages between different browsing contexts, such as windows, iframes, workers, etc. There are two ways to receive the data. Receive data using a message event listener. window.addEventListener(‘message’, function(event) { \/\/ event.data\u4e2d\u5b58\u50a8\u4e86\u4f20\u9012\u7684\u6570\u636e console.log(‘\u63a5\u6536\u5230\u7684\u6570\u636e\uff1a’, event.data); }); Use the onmessage event handler in the context of receiving […]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-23244","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nHow does postMessage receive data? - Blog - Silicon Cloud<\/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.silicloud.com\/blog\/how-does-postmessage-receive-data\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How does postMessage receive data?\" \/>\n<meta property=\"og:description\" content=\"postMessage is a method in the Web API used to send messages between different browsing contexts, such as windows, iframes, workers, etc. There are two ways to receive the data. Receive data using a message event listener. window.addEventListener('message', function(event) { \/\/ event.data\u4e2d\u5b58\u50a8\u4e86\u4f20\u9012\u7684\u6570\u636e console.log('\u63a5\u6536\u5230\u7684\u6570\u636e\uff1a', event.data); }); Use the onmessage event handler in the context of receiving […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-16T01:04:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T00:48:15+00:00\" \/>\n<meta name=\"author\" content=\"Jackson Davis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jackson Davis\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/\"},\"author\":{\"name\":\"Jackson Davis\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/55a10b8b0457c35884c25677889ad350\"},\"headline\":\"How does postMessage receive data?\",\"datePublished\":\"2024-03-16T01:04:06+00:00\",\"dateModified\":\"2024-03-22T00:48:15+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/\"},\"wordCount\":66,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-does-postmessage-receive-data\/\",\"name\":\"How does postMessage receive data? 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