base64_encode

Encodes data with MIME base64

Description

string base64_encode(string $string)

Encodes the given string 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

string

The data to encode.

Return Values

The encoded data, as a string.

Examples

Example #1 base64_encode example

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

The above example will output:

VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==

See Also

  • base64_decode
  • chunk_split
  • convert_uuencode
  • » RFC 2045 section 6.8