with the StaticFileHandler, though it is physically in the static file directory. (The capturing group in that regular expression is necessary to tell StaticFileHandler the requested filename; recall that groups in the regular expression become arguments to the HTTP verb methods (keyword arguments if the group is named, positional arguments if it’s unnamed). To support a method not on this list, override the argument, which specifies the local root directory of the content to be served. Note that a capture group in the regex is required to parse the value for the path argument to the get() method (different than

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced however! using Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789)CHAPTER 21. NETWORKING AND STREAMS 291 join_multicast_group(socket, group) println(String(recv(socket)))

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced however! using Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789)CHAPTER 21. NETWORKING AND STREAMS 291 join_multicast_group(socket, group) println(String(recv(socket)))

with the StaticFileHandler, though it is physically in the static file directory. (The capturing group in that regular expression is necessary to tell StaticFileHandler the requested filename; recall that groups in the regular expression become arguments to the HTTP verb methods (keyword arguments if the group is named, positional arguments if it’s unnamed). To support a method not on this list, override the argument, which specifies the local root directory of the content to be served. Note that a capture group in the regex is required to parse the value for the path argument to the get() method (different than

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)

Captures can also be accessed by indexing the RegexMatch object with the number or name of the capture group: julia> m=match(r"(?\d+):(?\d+)","12:45") RegexMatch("12:45", hour="12", minute="45") string when using replace by using \n to refer to the nth capture group and prefixing the substitution string with s. Capture group 0 refers to the entire match object. Named capture groups can be referenced Sockets group = ip"228.5.6.7" socket = Sockets.UDPSocket() bind(socket, ip"0.0.0.0", 6789) join_multicast_group(socket, group) println(String(recv(socket))) leave_multicast_group(socket, group) close(socket)