URL Functions
PHP Manual

base64_decode

Decodes data encoded with MIME base64

Description

stringfalse base64_decode(string $string, bool $strict = false)

Decodes a base64 encoded string.

Parameters

string

The encoded data.

strict

If the strict parameter is set to true then the base64_decode function will return false if the input contains character from outside the base64 alphabet. Otherwise invalid characters will be silently discarded.

Return Values

Returns the decoded data or false on failure. The returned data may be binary.

Examples

Example #1 base64_decode example

<?php
$str = 'VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==';
echo base64_decode($str);
?>

The above example will output:

This is an encoded string

See Also