check file extension using javascript

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check file extension using javascript

 

 

 

 

alert("The file extension you have entered is not supported") But this does not work. I have tracked it down to the if statement because if I select only 1 kind of file to check for, then it will work correctly.when using javascript how do you use select form to do if else statements? Here I will explain how to check or validate file type in file upload control using JavaScript and regular expression to check file extension before file upload using JavaScript in asp.net. Description Select Category Agile (3) bbPress (1) Internet (55) JavaScript (24) koseven (1) Linux (48) News (19) Open Classifieds (46) Other (46) PHP (148) review (2) Talks (16) Tips (23) Twitter (7) WordPress (18). Check file extension in JavaScript. ! This post hasnt been updated in over 3 years. Follow Us: facebook twitter google. Forums. Javascipt. How To Check Upload File Extension Javascript.Dharmveer. Nice useful script for check extension of file. a js file is a JavaScript Files developed by . Learn what Windows, Mac OS, Linux programs can open . js files.Any Web browser. Download. Detail js file extension information Category: JavaScript.Hi, Its urgent How To check extension of file in java script in asp.

net. 259829. 05 Jul 2008 03:52. At least there are ways to find the type or extension of the files you are dealing with, using client side scripts like JavaScript and jQuery.So it has to be used with the .split() method. var fileName, fileExtension fileName file.jpeg fileExtension fileName.splitNext, we will check the script. Check file extension w/ JavaScript. Raw. gistfile1.

js. function checkFile (file). Whenever file is selected for the uploading then the javascript check the file extension and if the file extension is not supported by the regular expression then the error message will appeared. We did it using JavaScript and jQuery.