Skip to main content
Deno 2 is finally here 🎉️
Learn more
->
Dismiss
Products
Open Source
Deno
Modern runtime for JavaScript and TypeScript
Fresh
Web framework designed for the edge
JSR
TypeScript-first ESM package registry
Commercial
Deno for Enterprise
Enterprise support for runtime projects
Deploy
Easy serverless hosting for your JavaScript projects
Subhosting
Securely run untrusted code in a scalable sandbox
Docs
Modules
Standard Library
JSR
Node.js & npm
deno.land/x
Community
Discord
GitHub
X
YouTube
Mastodon
Blog
Search…
⌘K
Module
std
/
node
/
events.ts
>
once
Deno standard library
denoland/deno_std
Version
0.224.0
0.223.0
0.222.1
0.222.0
0.221.0
0.220.1
0.220.0
0.219.1
0.219.0
0.218.2
0.218.0
0.217.0
0.216.0
0.215.0
0.214.0
0.213.0
0.212.0
0.211.0
0.210.0
0.209.0
0.208.0
0.207.0
0.206.0
0.205.0
0.204.0
0.203.0
0.202.0
0.201.0
0.200.0
0.199.0
0.198.0
0.197.0
0.196.0
0.195.0
0.194.0
0.193.0
0.192.0
0.191.0
0.190.0
0.177.1
0.189.0
0.188.0
0.187.0
0.186.0
0.185.0
0.184.0
0.183.0
0.182.0
0.181.0
0.180.0
0.179.0
0.178.0
0.177.0
0.176.0
0.175.0
0.174.0
0.173.0
0.172.0
0.171.0
0.170.0
0.169.0
0.168.0
0.167.0
0.166.0
0.165.0
0.164.0
0.163.0
0.162.0
0.161.0
0.160.0
0.159.0
0.158.0
0.157.0
0.156.0
0.155.0
0.154.0
0.153.0
0.152.0
0.151.0
0.150.0
0.149.0
0.148.0
0.147.0
0.146.0
0.145.0
0.144.0
0.143.0
0.142.0
0.141.0
0.140.0
0.139.0
0.138.0
0.137.0
0.136.0
0.135.0
0.134.0
0.133.0
0.132.0
0.131.0
0.130.0
0.129.0
0.128.0
0.127.0
0.126.0
0.125.0
0.124.0
0.123.0
0.122.0
0.121.0
0.120.0
0.119.0
0.118.0
0.117.0
0.116.0
0.115.1
0.115.0
0.114.0
0.113.0
0.112.0
0.111.0
0.110.0
0.109.0
0.108.0
0.107.0
0.106.0
0.105.0
0.104.0
0.103.0
0.102.0
0.101.0
0.100.0
0.99.0
0.98.0
0.97.0
0.96.0
0.95.0
0.94.0
0.93.0
0.92.0
0.91.0
0.90.0
0.89.0
0.88.0
0.87.0
0.86.0
0.85.0
0.84.0
0.83.0
0.82.0
0.81.0
0.80.0
0.79.0
0.78.0
0.77.0
0.76.0
0.75.0
0.74.0
0.73.0
0.72.0
0.71.0
0.70.0
0.69.0
0.68.0
0.67.0
0.66.0
0.65.0
0.64.0
0.63.0
0.62.0
0.61.0
0.60.0
0.59.0
0.58.0
0.57.0
0.56.0
0.55.0
0.54.0
0.53.0
0.52.0
0.51.0
0.50.0
0.42.0
0.41.0
0.40.0
0.39.0
0.38.0
0.37.0
0.36.0
0.35.0
0.34.0
Go to Latest
Menu
assert.ts
c
AssertionError
v
default
v
ok
f
deepEqual
f
deepStrictEqual
f
doesNotMatch
f
doesNotThrow
f
equal
f
fail
f
match
f
notDeepEqual
f
notDeepStrictEqual
f
notEqual
f
notStrictEqual
f
strict
f
strictEqual
f
throws
cli.ts
global.ts
module.ts
c
default
v
builtinModules
v
createRequire
path.ts
I
GlobOptions
I
ParsedPath
T
FormatInputPathObject
T
GlobToRegExpOptions
v
[UNSUPPORTED]
v
default
v
posix
v
SEP
v
SEP_PATTERN
v
win32
f
common
f
globToRegExp
f
isGlob
f
joinGlobs
f
normalizeGlob
process.ts
v
arch
v
chdir
v
cwd
v
default
v
env
v
exit
v
pid
v
platform
v
process
v
removeAllListeners
v
removeListener
v
stderr
v
stdin
v
stdout
v
version
v
versions
f
nextTick
string_decoder.ts
c
StringDecoder
v
default
The Standard Library has been moved to
JSR
. See
the blog post
for details.
variable
once
import
{ once }
from
"https://deno.land/std@0.92.0/node/events.ts"
;