<?php
class InvalidPage extends Exception {}
class PageNotAnInteger extends InvalidPage {}
function validateNumber($number) {
try {
$number = filter_var($number, FILTER_VALIDATE_INT);
if(!$number) {
throw new PageNotAnInteger('That dddddpage number is not an integer');
}
}
catch(Exception $e) {
throw new PageNotAnInteger('That page number is not an integer');
}
}
validateNumber('a0');
Fatal error: Uncaught PageNotAnInteger: That page number is not an integer in /in/GhmDg:16
Stack trace:
#0 /in/GhmDg(23): validateNumber(false)
#1 {main}
thrown in /in/GhmDg on line 16
Process exited with code 255.
Fatal error: Uncaught exception 'PageNotAnInteger' with message 'That page number is not an integer' in /in/GhmDg:16
Stack trace:
#0 /in/GhmDg(23): validateNumber('a0')
#1 {main}
thrown in /in/GhmDg on line 16
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function filter_var() in /in/GhmDg on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '{' in /in/GhmDg on line 8
Process exited with code 255.