title: Check image size in url
body: <p>I found a nifty little php function to check whether a url is an image - is there also a way to determine whether that image is e.g. > 1mb?</p>
  
  <p>SOLUTION FOUND:</p>
  
  <p>I found a viable solution here: <a href="https://stackoverflow.com/questions/6272663/php-how-to-get-web-image-size-in-kb">php how to get web image size in kb?</a></p>