filter-var Questions
3
Solved
I'm trying to check whether or not an IP address is an internal-only (i.e. private) IP, but I'm getting a curious result:
filter_var('173.194.66.94', FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE)...
Jo asked 17/6, 2013 at 14:33
4
I'm using filter_var to validate boolean values but I did not expect it to not recognize FALSE. Why does this happen?
filter_var(FALSE, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE)
returns
n...
Chemosynthesis asked 3/2, 2012 at 16:51
5
Solved
I'm using PHP 5.3.10. This is the code:
<?php
$email = "[email protected]";
if (filter_var($email, FILTER_VALIDATE_EMAIL))
echo "Email: ".$email." correct";
else
echo "email not correct"...
Amphitheater asked 7/10, 2013 at 8:30
6
Solved
I am using the PHP filter_validate_int to perform a simple telephone validation. The length should be exactly 10 chars and all should be numeric. However as most of the telephone numbers start with...
Buseck asked 20/9, 2013 at 8:23
2
Solved
I always use filter_var($var, FILTER, FLAG); when I get data from $_GET, $_POST and so on, but now this data is a JSON string but I didn't find any filter to sanitize JSON. Anyone know how to imple...
Deontology asked 30/5, 2016 at 20:21
5
Solved
$str = '"mynam@blabl"@domanin.com';
filter_var($str, FILTER_VALIDATE_EMAIL);//return valid email.
the above email returns true... Fair enough that RFC 2822 says it's a legal email address.
my q...
Cockneyism asked 11/11, 2010 at 13:6
3
Solved
The FILTER_VALIDATE_URL filter seems to have some trouble validating non-ASCII URLs:
var_dump(filter_var('http://pt.wikipedia.org/wiki/', FILTER_VALIDATE_URL)); // http://pt.wikipedia.org/wiki/
va...
Adust asked 26/1, 2010 at 1:51
1
I think I found a bug in PHP 5.4.23, but I suppose it is possible expected behavior as well. I am expecting a filter_var call to return null, but it isn't. Is this code correct, and is my assumptio...
Viticulture asked 30/1, 2014 at 23:1
1
Why does filter_var() accepts and validate this URL http://http://www.google.com?
$website = "http://http://www.google.com";
echo filter_var($website, FILTER_VALIDATE_URL); // This outputs the va...
Melanesian asked 27/6, 2013 at 2:31
3
Solved
I have very limited experience with PHP and I'm really hoping someone can help me.
What I want to do is sanitize/validate the phone number input so that only numbers are allowed.
I think I need t...
Multiform asked 12/4, 2013 at 18:45
1
Solved
I'm practicing my beginner php skills and would like to know why this script always returns FALSE?
What am i doing wrong?
$namefields = '/[a-zA-Z\s]/';
$value = 'john';
if (!filter_var($value,F...
Leahy asked 12/6, 2012 at 9:2
1
Solved
I want the input to accpet 'true' or 'false' only, so I am trying to use FILTER_VALIDATE_BOOLEAN to do that,
if (!filter_var('false', FILTER_VALIDATE_BOOLEAN))
{
$error = true;
echo 'error';
}
...
Lurid asked 2/2, 2012 at 15:51
2
Solved
I use the filter_var PHP function to validate email address when a user signs up to my site.
I use this code from the post:
$email = filter_var($_POST['email'], FILTER_VALIDATE_EMAIL);
then lat...
Wesleyanism asked 18/12, 2011 at 16:22
1
Solved
Hello I am writing a profile page script, in this script I check the value of an incoming $_GET variable and validate that it is an integer, I then validate this value against a $_SESSION value to ...
Windhover asked 14/10, 2011 at 15:18
1
Solved
Of Zend_Validate_EmailAddress and filter_var(..., FILTER_VALIDATE_EMAIL), which is better when validating an email address and why?
Reopen asked 21/7, 2011 at 14:30
1
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