Calculate the number of difference days between two dates

es6,date

Calculate the number of difference days between two dates

const diffDays = (date, otherDate) => Math.ceil(Math.abs(date - otherDate) / (1000 * 60 * 60 * 24));

// diffDays(new Date('2014-12-19'), new Date('2020-01-01')) === 1839

Await in a for loop

Đếm có bao nhiêu items giống nhau trong một array

Using promises to catch errors

Calculate the number of difference days between two dates

Đếm số phần tử trong mảng JavaScript