---
name: "APR::Base64"
section: "3pm"
platform: "linux"
package: "libapache2-mod-perl2"
version: "2.0.13-2+b2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/APR::Base64"
---

# APR::Base64(3pm)

Perl API for APR base64 encoding/decoding functionality

## NAME

APR::Base64 - Perl API for APR base64 encoding/decoding functionality

## Synopsis

```
  use APR::Base64 ();

  my $clear   = "foo"
  my $encoded = APR::Base64::encode($clear);
  my $decoded = APR::Base64::decode($encoded);
  my $len_enc = APR::Base64::encode_len(length $clear);
```

## Description

`"APR::Base64"` provides the access to APR's base64 encoding and decoding API.

## API

`"APR::Base64"` provides the following functions and/or methods:

### "decode"

Decode a base64 encoded string

```
  $decoded = decode($encoded);
```

- arg1: $encoded ( string )

  The encoded string.

- ret: $decoded ( string )

  The decoded string.

- since: 2.0.00

  ### "encode"

Encode a string to base64

```
  $encoded = encode($clear);
```

- arg1: $clear ( string )

  The unencoded string.

- ret: $encoded ( string )

  The encoded string.

- since: 2.0.00

  ### "encode\_len"

Given the length of an unencoded string, get the length of the encoded string.

```
  $len_enc = encode_len($len_clear);
```

- arg1: $len\_clear ( integer )

  the length of an unencoded string.

- ret: $len\_enc ( integer )

  the length of the string after it is encoded

- since: 2.0.00

  ## See Also

mod\_perl 2.0 documentation.

## Copyright

mod\_perl 2.0 and its core modules are copyrighted under The Apache Software License, Version 2.0.

## Authors

The mod\_perl development team and numerous contributors.