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all: change optional to result of io (#16075)

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yuyi 2022-10-16 14:28:57 +08:00 • committed by GitHub
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10
examples/net_raw_http.v
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@ -3,18 +3,18 @@ import io
fn main() {
// Make a new connection
mut conn := net.dial_tcp('google.com:80')?
mut conn := net.dial_tcp('google.com:80')!
defer {
conn.close() or {}
}
println(' peer: ${conn.peer_addr()?}')
println('local: ${conn.addr()?}')
println(' peer: ${conn.peer_addr()!}')
println('local: ${conn.addr()!}')
// Simple http HEAD request for a file
conn.write_string('HEAD /index.html HTTP/1.0\r\n\r\n')?
conn.write_string('HEAD /index.html HTTP/1.0\r\n\r\n')!
// Read all the data that is waiting
result := io.read_all(reader: conn)?
result := io.read_all(reader: conn)!
// Cast to string and print result
println(result.bytestr())
}