Base64 Encoder/Decoder for PHP
Free online base64 encoder/decoder with PHP code examples
Working with base64 encoder/decoder in PHP? Our free online base64 encoder/decoder helps PHP developers format, validate, and process data instantly. Below you will find PHP code examples using base64_encode/base64_decode (built-in) so you can achieve the same result programmatically in your own projects.
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Open Base64 Encoder/DecoderPHP Code Example
<?php
// Encode
$encoded = base64_encode("Hello, World!");
echo $encoded; // SGVsbG8sIFdvcmxkIQ==
// Decode
$decoded = base64_decode($encoded);
echo $decoded; // Hello, World!Quick Setup
Library: base64_encode/base64_decode (built-in)
// Built-in functions — no installation neededPHP Tips & Best Practices
- base64_decode returns false on failure — always check
- Use base64_decode($str, true) for strict mode validation
- PHP handles binary data natively — no encoding step needed