note 118149 deleted from function.is-int by mazzanet
| From: | mazzanet@php.net | Date: | Fri, 16 Oct 2015 00:07:26 +0000 |
| Subject: | note 118149 deleted from function.is-int by mazzanet | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-203962@lists.php.net to get a copy of this message | ||
Note Submitter: romanitalian dot net at gmail dot com
----
<?php
function isInt($var) {
return is_int(filter_var($var, FILTER_VALIDATE_INT));
}
function isInt2($var) {
return is_numeric($var) ? (float)(int)$var===(float)$var : false;
}
$vars = array(0, '0', '234', '.34', '4.34',
'asdfasdf');
var_dump('isInt');
foreach($vars as $var) {
var_dump($var, isInt($var), '----------');
}
var_dump('is_numeric');
foreach($vars as $var) {
var_dump($var, is_numeric($var), '----------');
}
var_dump('isInt2');
foreach($vars as $var) {
var_dump($var, isInt2($var), '----------');
}