╰─ cat file.sh                                                                                                                                                                                                                            ─╯
#!/bin/bash
for x in /sys/class/drm/card*-*/status; do
        echo "$x: $(cat "$x")"
done

╭─    ~ ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── ✔  with liam@nomma-root-ca-01  at 11:42:38 AM  ─╮
╰─ sleep 30 && bash file.sh                                                                                                                                                                                                               ─╯
/sys/class/drm/card1-DP-1/status: disconnected
/sys/class/drm/card1-DP-2/status: disconnected
/sys/class/drm/card1-DP-3/status: connected
/sys/class/drm/card1-DP-4/status: disconnected
/sys/class/drm/card1-eDP-1/status: connected