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phil-kahrl/callback-and-promise.js

Created August 16, 2018 19:57
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Callback and promise
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callback-and-promise.js
const params = {key: 'value'}
const successCallback = () => {console.log('success'})
const failureCallback = () => {console.log('failure'})
// callback pattern
doSomething(params, successCallback, failureCallback)
//Promise pattern
doSomething(params).then(successCallback).catch(failureCallback)
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