note 48734 deleted from function.is-numeric by felipe
| From: | felipe@php.net | Date: | Thu, 03 Jan 2008 01:40:27 +0000 |
| Subject: | note 48734 deleted from function.is-numeric by felipe | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-134688@lists.php.net to get a copy of this message | ||
Note Submitter: kiss dot pal at expert-net dot hu
----
function is_float_ex($pNum) {
$num_chars=("0123456789.,+-");
if (strlen(trim($pNum))==0) // empty $pNum -> null
return FALSE;
else {
$i=0;
$f=1; // modify
$v=strlen($num_chars)-$f;
while (($i<strlen($pNum)) && ($v>=0)) {
$v=strlen($num_chars)-$f;
while (($v>=0) && ($num_chars[$v]<>$pNum[$i]))
$v--;
if ($f==1) // Only first item + vagy -
$f=3;
if (($pNum[$i]=='.') ||
($pNum[$i]==','))
$f=5;
$i++;
}
if ($v<0)
return FALSE;
else
return TRUE;
}
}