PHP json string compression different examples and comparison

php_json_compression.php

<?php

$users = file_get_contents('https://jsonplaceholder.typicode.com/users');

$gz = base64_encode(gzencode($users));
if (!$gz){
	die('content contains non base64 alpha');
}

echo $gz;
echo '<br>gzencode: ';
echo(strlen($gz));

echo '<br>';
$gzc = base64_encode(gzcompress($users));
if (!$gzc){
	die('content contains non base64 alpha');
}

echo $gzc;
echo '<br>gzcompress: ';
echo(strlen($gzc));

echo '<br>';
$gzd = base64_encode(gzdeflate($users));
if (!$gzd){
	die('content contains non base64 alpha');
}
echo $gzd;
echo '<br>gzdeflate: ';
echo(strlen($gzd));
echo '<br>';

$json = gzinflate(base64_decode($gzd));
$ob = json_decode($json);
if(is_null($ob)) {
 die('json is not valid');
}
die('json is valid');