data Archives https://openjavascript.info/tag/data/ Learn the language of the web. Fri, 17 Feb 2023 12:57:27 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.2 https://openjavascript.info/wp-content/uploads/2023/12/cropped-android-chrome-192x192-1-32x32.png data Archives https://openjavascript.info/tag/data/ 32 32 Get Size of a FormData Object Payload https://openjavascript.info/2023/02/12/get-size-of-a-formdata-object-payload/ https://openjavascript.info/2023/02/12/get-size-of-a-formdata-object-payload/#respond Sun, 12 Feb 2023 19:30:37 +0000 https://openjavascript.info/?p=6681 To do so, you need to make your calculations conditional upon data type.

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]]> https://openjavascript.info/2023/02/12/get-size-of-a-formdata-object-payload/feed/ 0 Input Form Field Suggestions with HTML and JavaScript https://openjavascript.info/2023/01/03/input-form-field-suggestions-with-html-and-javascript/ https://openjavascript.info/2023/01/03/input-form-field-suggestions-with-html-and-javascript/#respond Tue, 03 Jan 2023 08:44:01 +0000 https://openjavascript.info/?p=6507 Input suggestions can be coded with HTML only and options populated with JavaScript.

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]]> https://openjavascript.info/2023/01/03/input-form-field-suggestions-with-html-and-javascript/feed/ 0 Upload Multiple Files using the Fetch API https://openjavascript.info/2022/12/28/post-multiple-files-with-the-fetch-api/ https://openjavascript.info/2022/12/28/post-multiple-files-with-the-fetch-api/#respond Wed, 28 Dec 2022 08:30:59 +0000 https://openjavascript.info/?p=6478 Learn how for both an input the 'multiple' attribute and with multiple input elements.

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]]> https://openjavascript.info/2022/12/28/post-multiple-files-with-the-fetch-api/feed/ 0 Get the size of a file in JavaScript https://openjavascript.info/2022/12/27/get-the-size-of-a-file-in-javascript/ https://openjavascript.info/2022/12/27/get-the-size-of-a-file-in-javascript/#respond Tue, 27 Dec 2022 13:12:48 +0000 https://openjavascript.info/?p=6467 First get the data in blob or blob-like format and then access its size property.

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]]> https://openjavascript.info/2022/12/27/get-the-size-of-a-file-in-javascript/feed/ 0 Download Progress with JavaScript’s Fetch Function https://openjavascript.info/2022/12/21/download-progress-with-javascripts-fetch-function/ https://openjavascript.info/2022/12/21/download-progress-with-javascripts-fetch-function/#respond Wed, 21 Dec 2022 20:01:42 +0000 https://openjavascript.info/?p=6415 Create a download indicator by reading the body of the response.

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]]> https://openjavascript.info/2022/12/21/download-progress-with-javascripts-fetch-function/feed/ 0 Set an Expiration Date and Time for a localStorage Item https://openjavascript.info/2022/12/21/set-an-expiration-date-and-time-to-a-localstorage-item/ https://openjavascript.info/2022/12/21/set-an-expiration-date-and-time-to-a-localstorage-item/#respond Wed, 21 Dec 2022 10:25:13 +0000 https://openjavascript.info/?p=6408 There is no native expiration option but it can be implemented using timestamps.

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]]> https://openjavascript.info/2022/12/21/set-an-expiration-date-and-time-to-a-localstorage-item/feed/ 0 Store and Retrieve a Function in localStorage https://openjavascript.info/2022/12/19/store-and-retrieve-a-function-in-localstorage/ https://openjavascript.info/2022/12/19/store-and-retrieve-a-function-in-localstorage/#respond Mon, 19 Dec 2022 02:32:51 +0000 https://openjavascript.info/?p=6390 Pass a function through localStorage using the Function constructor object.

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]]> https://openjavascript.info/2022/12/19/store-and-retrieve-a-function-in-localstorage/feed/ 0 JSON file to CSV download with vanilla JavaScript https://openjavascript.info/2022/12/18/json-file-to-csv-download-with-vanilla-javascript/ https://openjavascript.info/2022/12/18/json-file-to-csv-download-with-vanilla-javascript/#respond Sun, 18 Dec 2022 14:18:32 +0000 https://openjavascript.info/?p=6377 Allow your users to download any fetchable JSON file in CSV format.

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]]> https://openjavascript.info/2022/12/18/json-file-to-csv-download-with-vanilla-javascript/feed/ 0 Read a File into JavaScript using FileReader https://openjavascript.info/2022/12/15/read-a-file-into-javascript-using-filereader/ https://openjavascript.info/2022/12/15/read-a-file-into-javascript-using-filereader/#respond Thu, 15 Dec 2022 08:52:19 +0000 https://openjavascript.info/?p=6305 After reading a file, you can display it, edit it, post it to a server and download.

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]]> https://openjavascript.info/2022/12/15/read-a-file-into-javascript-using-filereader/feed/ 0 Map Live User Location using Leaflet.js https://openjavascript.info/2022/12/11/map-live-user-location-using-leaflet-js/ https://openjavascript.info/2022/12/11/map-live-user-location-using-leaflet-js/#respond Sun, 11 Dec 2022 17:13:09 +0000 https://openjavascript.info/?p=6278 Get user coordinates using the HTML5 Geolocation API and map using Leaflet.js.

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