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CodeIgniter: Create new helper?
...o it.
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
if ( ! function_exists('test_method'))
{
function test_method($var = '')
{
return $var;
}
}
Save this to application/helpers/ . We shall call it "new_helper.php"
The first line exists to ...
How do you Encrypt and Decrypt a PHP String?
... You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are stream ciphers and do not need special modes.
Unless you chose GCM above, you should authenticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -...
Dynamically generating a QR code with PHP [closed]
... attached 2 examples in PHP from http://phpqrcode.sourceforge.net/examples/index.php
1. QR code encoder
first include the library from your local path
include('../qrlib.php');
then to output the image directly as PNG stream do for example:
QRcode::png('your texte here...');
to save the resul...
Servlet for serving static content
...
Just be careful with index files (index.html) since they may take precedence over your servlet.
– Andres
Dec 11 '15 at 15:43
...
how to detect search engine bots with php?
...ming to them. It also depends on utility. I wouldn't use this to strip out all CSS, but I would use this to not store cookies, ignore location logging, or skip a landing page.
– JonShipman
Mar 26 '15 at 21:28
...
What exactly are late static bindings in PHP?
...s in the PHP manual. However, I'll try to give you a quick summary.
Basically, it boils down to the fact that the self keyword does not follow the same rules of inheritance. self always resolves to the class in which it is used. This means that if you make a method in a parent class and call it ...
Is there a function to make a copy of a PHP array to another?
...ewLarsson raises a point in the comments below. PHP has a special feature called "references". They are somewhat similar to pointers in languages like C/C++, but not quite the same. If your array contains references, then while the array itself is passed by copy, the references will still resolve to...
How do I convert a string to a number in PHP?
...e from a moth names array. Auto casting doesn't happen here because string indexes are valid, but not equivalent.
– Cazuma Nii Cavalcanti
Jan 30 '13 at 20:39
20
...
Get operating system info
...x]{2})', 'Windows');
// Doesn't seem like these are necessary...not totally sure though..
//$ros[] = array('(winnt)([0-9]{1,2}\.[0-9]{1,2}){0,1}', 'Windows NT');
//$ros[] = array('(windows nt)(([0-9]{1,2}\.[0-9]{1,2}){0,1})', 'Windows NT'); // fix by bg
$ros[] = array('Windows ME', '...
How to get a variable name as a string in PHP?
...
Actually now that I've tested my code, my code always returned 'var' because it's being used in the function. When I use $GLOBALS instead, it returns the correct variable name for some reason. So I'll change the above code to use...