An array of file types. This types are loosely checked, so including "text" in this array of types will cause "text/plain" and "text/css" to both be excepted. If the selected file matches any of the ...

Learn how to implement input validation for file uploads using server-side, client-side, and hybrid techniques and tools in this article.

Hello everyone!!in this blog, we are discussing the uses of the regular expression in the validation a file extension before uploading. regular expression is a set of the symbol or character or both ...

Attempt to submit. I tried to create a jsfiddle, but could not make it work. Expected behaviour If a file with the correct extension (s) is selected, then validation should pass. Actual behaviour ...