TypeScript 5.2's New Keyword: 'using'

TypeScript 5.2's New Keyword: 'using'

Matt PocockMatt is a well-regarded TypeScript expert known for his ability to demystify complex T...概要を表示 Matt PocockMatt is a well-regarded TypeScript expert known for his ability to demystify complex TypeScript concepts. TypeScript 5.2 introduces a new keyword - using - that you can use to dispose of anything with a Symbol.dispose function when it leaves scope. { const getResource = () => { return { [Symbol.dispose]: () => { console.log('Hooray!') } } } using resource = getResource(); } // 'Hooray!'

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