PHP bin2hex Function Explained

The bin2hex() function in PHP is used to convert binary data into a hexadecimal string representation. Essentially, it takes a string containing binary data as input and returns a string composed of the corresponding hexadecimal values.

Here is the syntax of the bin2hex() function:

string bin2hex ( string $str )

1. The $str parameter is a binary data string to be converted to hexadecimal representation.

This function is commonly used to encode binary data into readable hexadecimal format for transmission or storage.