3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '"Cat1","Cat2","Cat3"'; vprintf( '"%s","%s","%s","%s","%s","%s"', str_getcsv("$str,,,,,", escape: '') );
Output for 8.1.32 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
"Cat1","Cat2","Cat3","","",""
preferences:
48.65 ms | 845 KiB | 4 Q