PHP quoted_printable_decode() Function

The quoted_printable_decode() function is an inbuilt function in PHP which is used to decode a quoted printable string in PHP into an 8-bit string. Syntax:

string quoted_printable_decode( $str )

Parameters: This function accepts single parameter $str which is mandatory. It represents the string which need to find the 8-bit string. Return Value: This function returns the 8-bit binary string. Below program illustrates the quoted_printable_decode() function in PHP: Program: PHP

<?php

// A simple PHP code to implement
// quoted_printable_decode() function

// Declare variable and initialize it
$String = '=0D=0Ageeksforgeeks';

echo (quoted_printable_decode($String));
?>

Application: This function is used in mail handling in PHP. Many a times the mails consist of quoted printable like =0A, =0D etc. Thus, PHP provides a built-in function to deal with such mails to produce plain 8-bit strings. Reference: https://www.php.net/manual/en/function.quoted-printable-decode.php