Javascript Image Url Verify

Question

I need to verify an image url to check whether the url is an image of any of these extensions:- jpeg, jpg, gif, png. Example:- when we verify this url http://www.example.com

Answer 1

let url = "folder/myImage.png";
if ( isValidImageURL(url) ){
    // do something if url is valid image url.
}

function isValidImageURL(str){
    if ( typeof str !== 'string' ) return false;
    return !!str.match(/\w+\.(jpg|jpeg|gif|png|tiff|bmp)$/gi);
}