LaunchCodeNotes

Node.js Reference

:construction: UNDER CONSTRUCTION: This page is a work in progress.

[toc]

Introduction

Node.js is a JavaScript runtime environment built on Chrome’s V8 JavaScript engine.

:reminder_ribbon: TODO: Datatypes will be added TypeScript style.

:reminder_ribbon: TODO

:information_source: NOTE: This list is not part of the documentation. It is a check list for things to take care of to complete it. Eventually this will be removed.

Modules

:information_source: NOTE: Depricated functions are not listed.

:warning: WARNING! W3Schools didn’t list ALL the modules!

:fuelpump: YMMV: This document ists the built-in modules for Node version 6.10.3.

:reminder_ribbon: TODO: Still need to get the mermaid diagram composed. This one was a good first atempt. It might be replaced later.

classDiagram

class Console {
	+new Console(stdout[,stderr[,ignoreErrors]])
	+new Console(options)
	+console.assert(values[,...message])
	+console.clear()
	+count([label])
	+console.countReset([label])
	+console.debug(data[,...args])
	+console.dir(obj[,options])
	+console.dirxml(...data)
	+console.error([data[,...args]])
	+console.group([...label])
	+console.groupCollapsed()
	+console.groupEnd()
	+console.info([data[,...args]])
	+console.log([data[,...args]])
	+console.table(tabularData[,properties])
	+console.time([label])
	+console.timeEnd([label])
	+console.timeLog([label[,...data]])
	+console.trace([message[,...args]])
	+console.warn([data[,...args]])
	%% ()
	%% Inspector Only Methods()
	+console.profile([label])
	+console.profileEnd([label])
	+console.timeStamp([label])
}


class fs

class Dir {
	~fs
	dir.close()
}

class Dirent {
	~fs
}

assert

assert provides a set of assertion tests.

buffer

buffer is used to handle binary data.

child_process

child_process is used to run a child process.

cluster

cluster is used to split a single Node process into multiple processes.

crypto

crypto handles OpenSSL cryptography functions.

dgram

dgram provides implementation of UDP datagram sockets.

dns

dns is used to do DNS lookups and name resolution functions.

events

events are used to handle events.

fs

fs is used to handle the file system.

http

http is used to make Node.js act as an HTTP server.

:information_source: NOTE: You should really use https instead.

https

https is used to make Node.js act as an HTTPS server. The only difference between this and http is better security.

net

net is used to create servers and clients.

os

os provides information about the operating system.

path

path is used to handle file paths.

querystring

querystring is used to handle URL query strings. Often people will call this qs for short in the when the import it.

:warning: querystring is NOT qs! There is a package called qs that is available on NPM, but it is NOT the same as our provided querystring module!

readline

readline is used to handle readable streams one line at the time.

readline-sync?

stream

stream is used to handle streaming data.

string_decoder

string_decoder is used to decode buffer objects into strings.

timers

timer is used to execute a function after a given number of milliseconds.

tls

tls is used to implement TLS and SSL protocols.

tty

:dizzy_face: No info?! W3School’s doesn’t have nay info on this class?

tty provides classes used by a text terminal.

url

url is used to parse URL strings. Compare this to querystring.

util

util is used to access utility functions.

v8

v8 is used to access information about V8 (the JavaScript engine)

vm

vm is used to complement JavaScript code into a virtual machine.

zlib

zlib is used to compress or decompress files.

Depricated Modules

References

:reminder_ribbon: TODO: Add references. Reference lines start with [^ initials ]:

#NodeJS #References