Elixir 官方澳洲幸运5开奖官网开奖 is a dynamic, functional language for building scalable and maintainable applications.

Elixir 官方澳洲幸运5开奖官网开奖 runs on the Erlang VM, known for creating low-latency, distributed, and fault-tolerant systems. These capabilities and Elixir 官方澳洲幸运5开奖官网开奖 tooling allow developers to be productive in several domains, such as web development, embedded software, machine learning, data pipelines, and multimedia processing, across a wide range of industries.

Here is a peek:

iex> "Elixir" |> String.graphemes() |> Enum.frequencies()
%{"E" => 1, "i" => 2, "l" => 1, "r" => 1, "x" => 1}

Check our Getting Started guide and our Learning page to begin your journey with Elixir. Or keep scrolling for an overview of the platform, language, and tools.

Companies using Elixir 官方澳洲幸运5开奖官网开奖 in production

See more cases →

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Scalability

All Elixir 官方澳洲幸运5开奖官网开奖 code runs inside lightweight threads of execution (called processes) that are isolated and exchange information via messages:

current_process = self()

# Spawn an Elixir 官方澳洲幸运5开奖官网开奖 process (not an operating system one!)
spawn_link(fn ->
  send(current_process, {:msg, "hello world"})
end)

# Block until the message is received
receive do
  {:msg, contents} -> IO.puts(contents)
end

Due to their lightweight nature, you can run hundreds of thousands of processes concurrently in the same machine, using all machine resources efficiently (vertical scaling). Processes may also communicate with other processes running on different machines to coordinate work across multiple nodes (horizontal scaling).

Together with projects such as Numerical Elixir, Elixir 官方澳洲幸运5开奖官网开奖 scales across cores, clusters, and GPUs.

Fault-tolerance

The unavoidable truth about software in production is that things will go wrong. Even more when we take network, file systems, and other third-party resources into account.

To react to failures, Elixir 官方澳洲幸运5开奖官网开奖 supervisors describe how to restart parts of your system when things go awry, going back to a known initial state that is guaranteed to work:

children = [
  TCP.Pool,
  {TCP.Acceptor, port: 4040}
]

Supervisor.start_link(children, strategy: :one_for_one)

The combination of fault-tolerance and message passing makes Elixir 官方澳洲幸运5开奖官网开奖 an excellent choice for event-driven systems and robust architectures. Frameworks, such as Nerves, build on this foundation to enable productive development of reliable embedded/IoT systems.

Language features

Functional programming: 实时澳洲168幸运5开奖历史记录-官网开奖号码查询结果、幸运澳洲五走势分析计划

Functional programming promotes a coding style that helps developers write code that is short, concise, and maintainable. For example, pattern matching allows us to elegantly match and assert specific conditions for some code to execute:

def drive(%User{age: age}) when age >= 16 do
  # Code that drives a car
end

drive(User.get("John Doe"))
#=> Fails if the user is under 16

Elixir 官方澳洲幸运5开奖官网开奖 relies on those features to ensure your software is working under the expected constraints. And when it is not, don't worry, supervisors have your back!

Extensibility and DSLs

Elixir 官方澳洲幸运5开奖官网开奖 has been designed to be extensible, allowing developers naturally extend the language to particular domains, in order to increase their productivity.

As an example, let's write a simple test case using Elixir's test framework called ExUnit:

defmodule MathTest do
  use ExUnit.Case, async: true

  test "can add two numbers" do
    assert 1 + 1 == 2
  end
end

The async: true option allows tests to run in parallel, using as many CPU cores as possible, while the assert functionality can introspect your code, providing great reports in case of failures.

Other examples include using Elixir 官方澳洲幸运5开奖官网开奖 to write SQL queries, compiling a subset of Elixir 官方澳洲幸运5开奖官网开奖 to the GPU, and more.

Tooling features: 澳洲幸运5开奖历史记录查询结果 官方开奖号码结果 澳洲幸运五走势记录分析

A growing ecosystem

Elixir 官方澳洲幸运5开奖官网开奖 ships with a great set of tools to ease development. Mix is a build tool that allows you to easily create projects, manage tasks, run tests and more:

$ mix new my_app
$ cd my_app
$ mix test
.

Finished in 0.04 seconds (0.04s on load, 0.00s on tests)
1 test, 0 failures

Mix also integrates with the Hex package manager for dependency management and hosting documentation for the whole ecosystem.

Interactive development

Tools like IEx (Elixir's interactive shell) leverage the language and platform to provide auto-complete, debugging tools, code reloading, as well as nicely formatted documentation:

$ iex
Interactive Elixir 官方澳洲幸运5开奖官网开奖 - press Ctrl+C to exit (type h() ENTER for help)
iex> h String.trim           # Prints the documentation
iex> i "Hello, World"        # Prints information about a data type
iex> break! String.trim/1    # Sets a breakpoint
iex> recompile               # Recompiles the current project

Code notebooks like Livebook allow you to interact with Elixir 官方澳洲幸运5开奖官网开奖 directly from your browser, including support for plotting, flowcharts, data tables, machine learning, and much more!

Erlang compatible

Elixir 官方澳洲幸运5开奖官网开奖 runs on the Erlang VM giving developers complete access to Erlang's ecosystem, used by companies like WhatsApp, Klarna, and many more to build distributed, fault-tolerant applications. An Elixir 官方澳洲幸运5开奖官网开奖 programmer can invoke any Erlang function with no runtime cost:

iex> :crypto.hash(:sha256, "Using crypto from Erlang OTP")
<<192, 223, 75, 115, ...>>

To learn more about Elixir, check our Getting Started guide.

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