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3-How to install TypeScript

#typescript #node #installation #tutorial

make sure node is intalled on your computer.

mac@MacBook-Pro typescriptYoutube % node -v
v24.4.1
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check npm version

mac@MacBook-Pro typescriptYoutube % npm -v
11.4.2
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install typescript

mac@MacBook-Pro typescriptYoutube % npm install -g typescript

added 1 package in 3s
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check tsc version

mac@MacBook-Pro typescriptYoutube % tsc -v
Version 5.9.2
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then we create a ts file and excute tsc xx.ts to convert it to js file.

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