Documentation for method recv assembled from the following types:

role IO::Socket

From IO::Socket

(IO::Socket) method recv

method recv(IO::Socket:D: Cool $elems = Inf, :$bin)

Receive a packet and return it, either as a Blob if :bin was passed, or a Str if not. Receives up to $elems or 65535 (whichever is smaller) bytes or characters.

Fails if the socket is not connected.