PHP Custom Hash Function Example _php tutorial

Source: Internet
Author: User

PHP Custom Hash Function instance


This paper introduces the implementation method of PHP custom hash function. Share to everyone for your reference. The specific analysis is as follows:

This demonstrates a simple hash algorithm implemented by PHP, which can be used for encryption, but this function is too simple to decrypt

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function Simplehash ($STR) {

$n = 0;

The magic happens here:

I just loop trough all letters and add the

ASCII value to a integer variable.

for ($c =0; $c < strlen ($STR); $c + +)

$n + = Ord ($str [$c]);

After we went trough all letters

We have a number, that represents the

Content of the string

return $n;

}

Call Method:

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$TestString = ' www.jb51.net ';

Print Simplehash ($TestString);

returns:1082

I hope this article is helpful to everyone's PHP programming.

http://www.bkjia.com/PHPjc/994739.html www.bkjia.com true http://www.bkjia.com/PHPjc/994739.html techarticle PHP Custom Hash Function Example This article describes the PHP custom hash function implementation method. Share to everyone for your reference. The specific analysis is as follows: Here is a demonstration of PHP implementation of a simple ha ...

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