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10 Οκτ 2008 · Edit: This is another non-regex solution that I think is more efficient: return filename.substring(filename.lastIndexOf('.')+1, filename.length) || filename; There are some corner cases that are better handled by VisioN's answer below, particularly files with no extension (.htaccess etc included).
25 Σεπ 2024 · JavaScript provides several methods to extract the file extension from a file name. Below are the three commonly used methods: Let’s see each of these methods one by one with examples. Table of Content. Using split () and pop () Method. Using substring () and lastIndexOf () Method. Using match () Method with Regular Expression.
1 Ιαν 1970 · elements with type="file" let the user choose one or more files from their device storage. Once chosen, the files can be uploaded to a server using form submission, or manipulated using JavaScript code and the File API.
21 Νοε 2020 · For the purpose of this post we will consider a filename extension to be delimited from the filename with a dot character.Here are a few typical examples: index.html - .html is the filename extension; app.js - .js is the filename extension; package.json - .json is the filename extension; README.md - .md is the filename extension
Read this tutorial and learn several useful, fast and simple one-line and extended solutions of extracting file extensions with the help of JavaScript.
30 Απρ 2017 · var filePath = $("#inputFile").val(); var file_ext = filePath.substr(filePath.lastIndexOf('.')+1,filePath.length); console.log("File Extension ->-> "+file_ext); It will work if you have dots in filename.
29 Ιαν 2024 · .htm extension is a kind of HTML web development and browsing file format. In this article, we will explore the .htm file format and how to use it effectively, its advantages and possible limitations, as well as applications.
