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13 lines
395 B
JavaScript
13 lines
395 B
JavaScript
/*
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The built-in function setTimeout uses callbacks. Create a promise-based alternative.
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The function delay(ms) should return a promise. That promise should resolve after ms milliseconds, so that we can add .then to it, like this:
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*/
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function delay(ms){
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return new Promise(resolve => {
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setTimeout(resolve, ms);
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});
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}
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delay(1000).then(() => console.log("Hello world!"));
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