Answers for "get extension of file js"

javascript get file extension

var fileName = "myDocument.pdf";
var fileExtension = fileName.split('.').pop(); //"pdf"

how to get file extension in javascript last index

var extension = fileName.substring(fileName.lastIndexOf('.')+1);

how to check the extension of a file in javascript

return filename.split('.').pop();

how to get file extension in javascript

var fileName = "myDocument.pdf";
var fileExtension = fileName.split('.').pop(); //"pdf"