The socket_set_block() function removes the
O_NONBLOCK flag on the socket specified by the
When an operation (e.g. receive, send, connect, accept, ...) is performed on a blocking socket, the script will pause its execution until it receives a signal or it can perform the operation.
$socket = socket_create_listen(1223);
This example creates a listening socket on all interfaces on port 1223 and
sets the socket to
socket_accept() will hang until there is a connection