PHP quoted_printable_decode() Function Last Updated : 11 Jul, 2025 Comments Improve Suggest changes Like Article Like Report 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)); ?> Output: geeksforgeeks 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 Comment S Smitha Dinesh Semwal Follow 0 Improve S Smitha Dinesh Semwal Follow 0 Improve Article Tags : Misc Web Technologies PHP PHP-function Explore PHP Tutorial 8 min read BasicsPHP Syntax 4 min read PHP Variables 5 min read PHP | Functions 8 min read PHP Loops 4 min read ArrayPHP Arrays 5 min read PHP Associative Arrays 4 min read Multidimensional arrays in PHP 5 min read Sorting Arrays in PHP 4 min read OOPs & InterfacesPHP Classes 2 min read PHP | Constructors and Destructors 5 min read PHP Access Modifiers 4 min read Multiple Inheritance in PHP 4 min read MySQL DatabasePHP | MySQL Database Introduction 4 min read PHP Database connection 2 min read PHP | MySQL ( Creating Database ) 3 min read PHP | MySQL ( Creating Table ) 3 min read PHP AdvancePHP Superglobals 6 min read PHP | Regular Expressions 12 min read PHP Form Handling 4 min read PHP File Handling 4 min read PHP | Uploading File 3 min read PHP Cookies 9 min read PHP | Sessions 7 min read Like