PHP bin2hex() Function

PHP bin2hex() function is used to convert string value of ASSCII characters to hexadecimal value.

Syntax:


string bin2hex ( string $str )
Parameter Description Required/Optional
String The string to be converted Required

Example 1


<?php  
$str ="Hello World!";  
echo "Your ASCII character is: ".$str;  
echo "<br>"."By using 'bin2hex()' Method your hexadecimal value is: ".bin2hex($str);   
?>

Output

Your ASCII character is:Hello World! By using 'bin2hex()' Method your hexadecimal value is: 48656c6c6f20576f726c6421

Example 2


<?php
$str = "Hello world!";  
echo "Your Hexadecimal Value is ".bin2hex($str) . "<br>"  
echo pack("H*",bin2hex($str)) . "<br>"
?>

Output

Your Hexadecimal Value is 48656c6c6f20776f726c6421 Hello world!

Example 3


<?php  
$binary = "11111001";  
echo "Your Binary Value is".$binary."<br>" 
$hex = dechex(bindec($binary));  
echo "Converted Binary to Hexadecimal : ".$hex;   
>?

Output

Your Binary Value is11111001 Converted Binary to Hexadecimal : f9