php man page for base64_encode

BASE64_ENCODE(3)							 1							  BASE64_ENCODE(3)

base64_encode - Encodes data with MIME base64

SYNOPSIS
       string base64_encode (string  $data)

DESCRIPTION
	Encodes the given $data with base64.

	This encoding is designed to make binary data survive transport through transport layers that are not 8-bit clean, such as mail bodies.

	Base64-encoded data takes about 33% more space than the original data.

PARAMETERS
	      o $data
		- The data to encode.

RETURN VALUES
	The encoded data, as a string or FALSE on failure.

EXAMPLES
       Example #1

	      base64_encode(3) example

	      <?php
	      $str = 'This is an encoded string';
	      echo base64_encode($str);
	      ?>

	      The above example will output:

	      VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==

SEE ALSO
       base64_decode(3), chunk_split(3), convert_uuencode(3), RFC 2045 section 6.8.

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