在安装TypeScript之前,需要先安装NodeJs,可以参考下面的网站进行安装

接下来使用npm安装

npm install -g typescript

added 1 package, and audited 2 packages in 10s
found 0 vulnerabilities

使用下面命令验证是否安装成功

tsc --version

Version 5.0.4

tsc --help

tsc: The TypeScript Compiler - Version 5.0.4
TS
COMMON COMMANDS

tsc
Compiles the current project (tsconfig.json in the working directory.)

tsc app.ts util.ts
Ignoring tsconfig.json, compiles the specified files with default compiler options.

tsc -b
Build a composite project in the working directory.

tsc --init
Creates a tsconfig.json with the recommended settings in the working directory.

tsc -p ./path/to/tsconfig.json
Compiles the TypeScript project located at the specified path.

tsc --help --all
An expanded version of this information, showing all possible compiler options

tsc --noEmit
tsc --target esnext
Compiles the current project, with additional settings.

COMMAND LINE FLAGS

--help, -h Print this message.

--watch, -w Watch input files.

--all Show all compiler options.

--version, -v Print the compiler's version.

--init Initializes a TypeScript project and creates a tsconfig.json file.

--project, -p Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'.

--build, -b Build one or more projects and their dependencies, if out of date

--showConfig Print the final configuration instead of building.

COMMON COMPILER OPTIONS

--pretty Enable color and formatting in TypeScript's output to make compiler errors easier to read.
type: boolean
default: true

--declaration, -d Generate .d.ts files from TypeScript and JavaScript files in your project.
type: boolean
default: `false`, unless `composite` is set

--declarationMap Create sourcemaps for d.ts files.
type: boolean
default: false

--emitDeclarationOnly Only output d.ts files and not JavaScript files.
type: boolean
default: false

--sourceMap Create source map files for emitted JavaScript files.
type: boolean
default: false

--target, -t Set the JavaScript language version for emitted JavaScript and include compatible library declarations.
one of: es3, es5, es6/es2015, es2016, es2017, es2018, es2019, es2020, es2021, es2022, esnext
default: es5

--module, -m Specify what module code is generated.
one of: none, commonjs, amd, umd, system, es6/es2015, es2020, es2022, esnext, node16, nodenext
default: undefined

--lib Specify a set of bundled library declaration files that describe the target runtime environment.
one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, esnext, dom, dom.iterable, webworker, webworker.importscript
s, webworker.iterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflec
t, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarra
ys, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es
2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.stri
ng, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise/esnext.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl
, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.sharedmemory, es2022.string/esnext.string, es2022.regexp, es2023.array/esnext.ar
ray, esnext.intl, decorators, decorators.legacy
default: undefined

--allowJs Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files.
type: boolean
default: false

--checkJs Enable error reporting in type-checked JavaScript files.
type: boolean
default: false

--jsx Specify what JSX code is generated.
one of: preserve, react, react-native, react-jsx, react-jsxdev
default: undefined

--outFile Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output.

--outDir Specify an output folder for all emitted files.

--removeComments Disable emitting comments.
type: boolean
default: false

--noEmit Disable emitting files from a compilation.
type: boolean
default: false

--strict Enable all strict type-checking options.
type: boolean
default: false

--types Specify type package names to be included without being referenced in a source file.

--esModuleInterop Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility.
type: boolean
default: false

You can learn about all of the compiler options at https://aka.ms/tsc

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