Generate a random 6-character room ID using an unambiguous character set.
An uppercase alphanumeric string such as 'XK7RQZ'.
'XK7RQZ'
Characters I, O, 0, and 1 are omitted to avoid visual confusion when reading codes aloud or from a small screen.
I
O
0
1
const roomId = generateRoomId() // 'XK7RQZ' Copy
const roomId = generateRoomId() // 'XK7RQZ'
Generate a random 6-character room ID using an unambiguous character set.