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base64_decode

Description

The base64_decode of URL for PHP decodes data encoded with MIME base64.

Syntax

 base64_decode(
    string $string,
    bool $strict = false
): string|false

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

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

Examples

1 · string

<?

$string = 'VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==';

$return = base64_decode($string);

var_export($return);

'This is an encoded string'

2 · strict · false

<?

$string = 'VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==' . '#';
$strict = false;

$return = base64_decode($string, $strict);

var_export($return);

'This is an encoded string'

3 · strict · true

<?

$string = 'VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==' . '#';
$strict = true;

$return = base64_decode($string, $strict);

var_export($return);

false