- mt_rand: documentation ( source)
- base64_encode: documentation ( source)
- json_encode: documentation ( source)
- gzcompress: documentation ( source)
<?php
$val = [];
for($i=0; $i<30;$i++) {
$val[] = mt_rand();
}
echo strlen(json_encode($val)); echo "\n";
echo strlen(gzcompress(json_encode($val))); echo "\n";
echo strlen(base64_encode(gzcompress(json_encode($val))));