Promise
new Promise
let promise = new Promise((resove, reject) => { // 1. μ μμ μΌλ‘ μ²λ¦¬λλ κ²½μ° resolveμ μΈμμ κ° μ λ¬ resolve(value); // 2. μλ¬ λ°μμ rejectμ μΈμμ μλ¬λ©μμ§ μ λ¬ reject(value); })
Promise κ°μ²΄μ λ΄λΆ νλ‘νΌν°
then, catch, finally
then
Catch
Finally
Promise Chaining
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