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<!DOCTYPE html> <html> <body> <?php // Variable to check $int = 0; if (filter_var($int, FILTER_VALIDATE_INT)!== false) { echo("Variable is an integer"); } else { echo("Variable is not an integer"); } ?> </body> <!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_func_validate_int by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 18:10:00 GMT --> </html>
Variable is an integer
