3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fp = fopen('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVQYV2NgYAAAAAMAAWgmWQ0AAAAASUVORK5CYII='); stream_set_blocking($fp, 0); stream_set_timeout($fp, 10); var_dump(fread($fp));

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35.72 ms | 402 KiB | 5 Q