socket.from() function

socket.from() 函数

socket.from() returns data from a socket connection and outputs a stream of tables given a specified decoder.

socket.from() 函数从套接字连接返回数据，并根据指定的解码器输出表格流。

The function produces a single table for everything that it receives from the start to the end of the connection.

该函数为从连接开始到结束接收的所有内容生成单个表格。

Function type signature

函数类型签名

(url: string, ?decoder: string) => stream[A]

Parameters

参数

url

(Required) URL to return data from.

(Required) 必需) 要从中返回数据的 URL。

Supported URL schemes

支持的 URL 方案:

• tcp
• unix

decoder

Decoder to use to parse returned data into a stream of tables.

用于将返回的数据解析为表格流的解码器。

Supported decoders

支持的解码器:

• csv
• line

Examples

示例

• Query annotated CSV from a socket connection

  从套接字连接查询带注释的 CSV

• Query line protocol from a socket connection

  从套接字连接查询行协议

Query annotated CSV from a socket connection

从套接字连接查询带注释的 CSV

import "socket"

socket.from(url: "tcp://127.0.0.1:1234", decoder: "csv")

Query line protocol from a socket connection

从套接字连接查询行协议

import "socket"

socket.from(url: "tcp://127.0.0.1:1234", decoder: "line")