PHP string md5() function

PHP string md5() is predefined function. It is used to calculate the MD5 hash of a string. It uses the RSA DATA security. It returns the hash as a 32 character hexadecimal number.

Note: We should not use this function for secure passwords, due to the fast nature of this hashing algorithm.

Syntax:

Example 1

Output:

Your string is:PHP
By using md5() functon:2fec392304a5c23ac138da22847f9b7c

Example 2

Output:

'PHP' string is equall to encrypted string

Example 3

Output:

Your string is: PHP
TRUE - Raw 16 character binary format: /�9# ��:�8�"??|
FALSE - 32 character hex number: 2fec392304a5c23ac138da22847f9b7c

Example 4

Output:

Your string is: PHP
By using md5() function: 2fec392304a5c23ac138da22847f9b7c

Note: The encrypted value "8b1a9953c4611296a827abf8c47804d7" is not equal to "PHP" string so Hello PHP message not displayed.