deno --help
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deno --help deno 1.19.1 A modern JavaScript and TypeScript runtime
Docs: https://deno.land/manual
Modules: https://deno.land/std/ https://deno.land/x/
Bugs: https://github.com/denoland/deno/issues
To start the REPL:
deno
To execute a script:
deno run https://deno.land/std/examples/welcome.ts
To evaluate code in the shell:
deno eval "console.log(30933 + 404)"
USAGE:
deno [OPTIONS] [SUBCOMMAND]
OPTIONS:
-h, --help
Print help information
-L, --log-level <log-level>
Set log level
[possible values: debug, info]
-q, --quiet
Suppress diagnostic output
By default, subcommands print human-readable diagnostic messages to stderr.
If the flag is set, restrict these messages to errors.
--unstable
Enable unstable features and APIs
-V, --version
Print version information
SUBCOMMANDS:
bundle
Bundle module and dependencies into single file
cache
Cache the dependencies
compile
UNSTABLE: Compile the script into a self contained executable
completions
Generate shell completions
coverage
Print coverage reports
doc
Show documentation for a module
eval
Eval script
fmt
Format source files
help
Print this message or the help of the given subcommand(s)
info
Show info about cache or info related to source file
install
Install script as an executable
lint
Lint source files
lsp
Start the language server
repl
Read Eval Print Loop
run
Run a JavaScript or TypeScript program
test
Run tests
types
Print runtime TypeScript declarations
uninstall
Uninstall a script previously installed with deno install
upgrade
Upgrade deno executable to given version
vendor
Vendor remote modules into a local directory
ENVIRONMENT VARIABLES:
DENO_AUTH_TOKENS A semi-colon separated list of bearer tokens and
hostnames to use when fetching remote modules from
private repositories
(e.g. "[email protected];[email protected]")
DENO_TLS_CA_STORE Comma-separated list of order dependent certificate stores
(system, mozilla)
(defaults to mozilla)
DENO_CERT Load certificate authority from PEM encoded file
DENO_DIR Set the cache directory
DENO_INSTALL_ROOT Set deno install's output directory
(defaults to $HOME/.deno/bin)
DENO_WEBGPU_TRACE Directory to use for wgpu traces
HTTP_PROXY Proxy address for HTTP requests
(module downloads, fetch)
HTTPS_PROXY Proxy address for HTTPS requests
(module downloads, fetch)
NO_COLOR Set to disable color
NO_PROXY Comma-separated list of hosts which do not use a proxy
(module downloads, fetch)
See also[edit]
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