Object Smtp

Smtp object

Inheritance

Constructor

Smtp

Smtp object constructor

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new Smtp();

Member attributes

timeout

Integer, query and set the timeout time in milliseconds

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Integer Smtp.timeout;

socket

Stream , query the Socket currently connected to the Smtp object

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readonly Stream Smtp.socket;

Member function

connect

Build to the specified server

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Smtp.connect(String url) async;

Call parameters:

• url : String, specify the connection protocol, it can be: tcp://host:port or ssl ://host:port

command

Send the specified command and return a response, if the server reports an error, an error will be thrown

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String Smtp.command(String cmd,
    String arg) async;

Call parameters:

• cmd : String, command name
• arg : String, parameter

Return result:

• String , if successful, return server response

hello

Send HELO command, if the server reports an error, an error will be thrown

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Smtp.hello(String hostname = "localhost") async;

Call parameters:

• hostname : String, host name, the default is "localhost"

login

Log in to the server with the specified user and password, if the server reports an error, an error will be thrown

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Smtp.login(String username,
    String password) async;

Call parameters:

• username : String, username
• password : String, password

from

Specify the sender's mailbox, if the server reports an error, an error will be thrown

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Smtp.from(String address) async;

Call parameters:

• address : String, sender's mailbox

to

Specify the recipient's mailbox, if the server reports an error, an error will be thrown

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Smtp.to(String address) async;

Call parameters:

• address : String, recipient mailbox

data

Send text to the recipient, if the server reports an error, an error will be thrown

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Smtp.data(String txt) async;

Call parameters:

• txt : String, the text to be sent

quit

Exit and close the connection, if the server reports an error, an error will be thrown

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Smtp.quit() async;

toString

Returns the string representation of the object, generally returns "[Native Object]", the object can be re-implemented according to its own characteristics

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String Smtp.toString();

Return result:

• String , returns the string representation of the object

toJSON

Returns the JSON format representation of the object, generally returns a collection of readable attributes defined by the object

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Value Smtp.toJSON(String key = "");

Call parameters:

• key : String, unused

Return result:

• Value , returns a value containing JSON serializable