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Base64 Encode and Decode String in PHP

How to Encode and Decode String in PHP using Base64 Algorithm

You can use following function to Encode and Decode String in PHP 


function base64url_encode($plainText) {
	$base64 = base64_encode($plainText);
	$base64url = strtr($base64, '+/=', '-_,');
	return $base64url;
}

function base64url_decode($plainText) {
	$base64url = strtr($plainText, '-_,', '+/=');
	$base64 = base64_decode($base64url);
	return $base64;
}

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