Sanitize and validate a URL

SUBMITTED BY: henry1874w

DATE: June 21, 2017, 11:48 p.m.

FORMAT: Text only

SIZE: 356 Bytes

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  1. <!DOCTYPE html>
  2. <html>
  3. <body>
  5. <?php
  6. $url = "https://www.w3schools.com";
  8. // Remove all illegal characters from a url
  9. $url = filter_var($url, FILTER_SANITIZE_URL);
  11. // Validate url
  12. if (!filter_var($url, FILTER_VALIDATE_URL) === false) {
  13. echo("$url is a valid URL");
  14. } else {
  15. echo("$url is not a valid URL");
  16. }
  17. ?>
  19. </body>
  20. </html>
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