utility function Archives https://openjavascript.info/tag/utility-function/ Learn the language of the web. Sun, 11 Dec 2022 07:15:18 +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 utility function Archives https://openjavascript.info/tag/utility-function/ 32 32 Random Image with JavaScript https://openjavascript.info/2022/12/11/random-image-with-javascript/ https://openjavascript.info/2022/12/11/random-image-with-javascript/#respond Sun, 11 Dec 2022 06:57:55 +0000 https://openjavascript.info/?p=6254 You can use JavaScript to display a random image, both on page load and when a user clicks to get another image. Start by creating an <img> element without an src value: <img id="random-image" src="" alt="Random image"> You can then make a random image appear in the element by storing the path to all images …

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]]> https://openjavascript.info/2022/12/11/random-image-with-javascript/feed/ 0 Check Total, Used and Remaining Space Available in localStorage https://openjavascript.info/2022/11/29/check-total-used-and-remaining-space-in-localstorage/ https://openjavascript.info/2022/11/29/check-total-used-and-remaining-space-in-localstorage/#respond Tue, 29 Nov 2022 13:08:35 +0000 https://openjavascript.info/?p=6180 By pushing data into loca, it is possible to calculate total and available space.

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]]> https://openjavascript.info/2022/11/29/check-total-used-and-remaining-space-in-localstorage/feed/ 0 Export a JavaScript array as a CSV file on the client-side https://openjavascript.info/2022/07/22/export-a-javascript-array-as-a-csv-file-on-the-client-side/ https://openjavascript.info/2022/07/22/export-a-javascript-array-as-a-csv-file-on-the-client-side/#respond Fri, 22 Jul 2022 11:14:37 +0000 https://openjavascript.info/?p=5157 Make an array available for download in CSV format.

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]]> https://openjavascript.info/2022/07/22/export-a-javascript-array-as-a-csv-file-on-the-client-side/feed/ 0 Automated title capitalization with JavaScript https://openjavascript.info/2022/07/14/add-title-capitalization-to-a-string-using-javascript/ https://openjavascript.info/2022/07/14/add-title-capitalization-to-a-string-using-javascript/#respond Thu, 14 Jul 2022 18:04:00 +0000 https://openjavascript.info/?p=5004 How to create a title capitalization function in JavaScript.

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]]> https://openjavascript.info/2022/07/14/add-title-capitalization-to-a-string-using-javascript/feed/ 0 The right way to generate a random number in JavaScript https://openjavascript.info/2022/05/19/create-a-weak-or-strong-random-number-generator-in-javascript/ https://openjavascript.info/2022/05/19/create-a-weak-or-strong-random-number-generator-in-javascript/#respond Thu, 19 May 2022 10:34:07 +0000 https://openjavascript.info/?p=4363 In JavaScript, you can generate a weakly random number quickly or a strongly random number slowly.

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]]> https://openjavascript.info/2022/05/19/create-a-weak-or-strong-random-number-generator-in-javascript/feed/ 0 Find the index of an element in a JavaScript array by value https://openjavascript.info/2022/04/14/find-the-index-of-any-element-in-a-javascript-array-by-value/ https://openjavascript.info/2022/04/14/find-the-index-of-any-element-in-a-javascript-array-by-value/#respond Thu, 14 Apr 2022 11:36:34 +0000 https://openjavascript.info/?p=3994 Get the index value of any element in an array by value and instance of its appearance.

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]]> https://openjavascript.info/2022/04/14/find-the-index-of-any-element-in-a-javascript-array-by-value/feed/ 0 HTML Table of Contents Generator https://openjavascript.info/2022/04/12/html-table-of-contents-generator/ https://openjavascript.info/2022/04/12/html-table-of-contents-generator/#respond Tue, 12 Apr 2022 09:09:40 +0000 https://openjavascript.info/?p=3979 A JavaScript solution for generating a table of contents for HTML content.

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]]> https://openjavascript.info/2022/04/12/html-table-of-contents-generator/feed/ 0 Currency formatting in JavaScript https://openjavascript.info/2022/03/28/currency-formatting-in-javascript/ https://openjavascript.info/2022/03/28/currency-formatting-in-javascript/#respond Mon, 28 Mar 2022 07:23:47 +0000 https://openjavascript.info/?p=3670 How to convert a numeric values to a currency value using the native Internationalization API.

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]]> https://openjavascript.info/2022/03/28/currency-formatting-in-javascript/feed/ 0 Create a unique ID in JavaScript https://openjavascript.info/2022/03/27/create-a-unique-id-in-javascript/ https://openjavascript.info/2022/03/27/create-a-unique-id-in-javascript/#respond Sun, 27 Mar 2022 10:39:07 +0000 https://openjavascript.info/?p=3663 Create a unique ID to identify a user or session with an embedded creation timestamp.

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]]> https://openjavascript.info/2022/03/27/create-a-unique-id-in-javascript/feed/ 0 Merging several strings into one in JavaScript https://openjavascript.info/2022/03/23/merging-several-strings-into-one-in-javascript/ https://openjavascript.info/2022/03/23/merging-several-strings-into-one-in-javascript/#respond Wed, 23 Mar 2022 07:58:28 +0000 https://openjavascript.info/?p=3589 Learn how to merge multiple strings into one in various formats, including a comma-separated list.

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