RE: [PHP] random letter/character?[Scanned]
| From: | Michael Egan | Date: | Wed, 19 Mar 2003 08:30:28 +0000 |
| Subject: | RE: [PHP] random letter/character?[Scanned] | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-140260@lists.php.net to get a copy of this message | ||
I put together the following function to give me a password consisting of random letters and
numbers. It should be fairly clear as to how you'd need to tweak it to just give you the
characters you'd need interspersed with spaces.
Hope this helps - I also hope anybody else is fairly gentle with their criticisms and pointers to
whatever is wrong with the script - this is the first time I've ventured to include something
like this in a response to an email on the list :-(
function get_password()
{
// Create the password variable as an array
$temp_password = array();
// Create an array of the letters of the alphabet
$letters = array("a", "b", "c", "d", "e",
"f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p",
"q", "r", "s", "t", "u", "v",
"w", "x", "y", "z");
// Get the first three alpha characters of the password
for($row = 0; $row < 3; $row ++)
{
srand ((double) microtime() * 1000000);
$rand_number = rand(0, 25);
$letter = $letters[$rand_number];
array_push($temp_password, $letter);
}
// Get five numeric characters to complete the password
for($row = 0; $row < 5; $row ++)
{
srand ((double) microtime() * 1000000);
$rand_number = rand(0, 9);
array_push($temp_password, $rand_number);
}
// Convert the array into a single string
for ($row = 0; $row < count($temp_password); $row ++)
{
$password .= $temp_password[$row];
}
// Return the password to the script that called the function
return $password;
}
By the way - I put this together one evening after consuming five pints of Jameson's with one
arm tied behind my back and whilst wearing a blindfold!
Michael Egan
-----Original Message-----
From: Bryan Koschmann - GKT [mailto:gktnews@gktech.net]
Sent: 19 March 2003 07:44
To: PHP General
Subject: [PHP] random letter/character?[Scanned]
Hi,
I need to get a php script to print out a list of random characters. This
is the list:
a'
b'
c'
d'
e'
f'
g'
a''
b''
c''
d''
e''
f''
g''
They would be printed to a maximum of 50 in a row separated by spaces. Can
anyone give me a pointer as to how to do this? Since the rand functions
are only for numbers, maybe assign each character group a number?
Thanks in advance!
Bryan
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