note 82354 added to function.is-int
| From: | qlimmax at gmail dot com | Date: | Mon, 07 Apr 2008 17:58:02 +0000 |
| Subject: | note 82354 added to function.is-int | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-138005@lists.php.net to get a copy of this message | ||
function is_natural($natural,$zero=true)
{
if(ctype_digit($natural))
{
if($zero)
{
$natural_test=(int)$natural;
if((string)$natural_test !== $natural) return false;
else return true;
}
else return true;
}
else return false;
}
true for ("0","1","2","3",...) false
for("-1","01","adS","#@!$%^&*-...","0.7","0,7",
"0x12",...)
if $zero=false
true for("0","00","1","01",...)
false("-1","#@!$%^&*-...","adS","0.7","0,7",
"0x12",...)
----
Server IP: 82.177.164.100
Probable Submitter: 84.40.178.197
----
Manual Page -- http://www.php.net/manual/en/function.is-int.php
Edit -- https://master.php.net/note/edit/82354
Del: integrated -- https://master.php.net/note/delete/82354/integrated
Del: useless -- https://master.php.net/note/delete/82354/useless
Del: bad code -- https://master.php.net/note/delete/82354/bad+code
Del: spam -- https://master.php.net/note/delete/82354/spam
Del: non-english -- https://master.php.net/note/delete/82354/non-english
Del: in docs -- https://master.php.net/note/delete/82354/in+docs
Del: other reasons-- https://master.php.net/note/delete/82354
Reject -- https://master.php.net/note/reject/82354
Search -- https://master.php.net/manage/user-notes.php