Check order of dates
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const validation = (values) => {
if (typeof values === "object" && !Array.isArray(values) && values !== null) {
console.log('object');
}
if (Array.isArray(values)) {
console.log('array');
}
};
const getDate = (dateString) => new Date(dateString).getTime();
const checkDates2 = (dates) =>
dates
.reduceRight(
(acc, currentDate, index) => {
console.log('Acc: ', acc);
console.log('date: ',getDate(currentDate));
console.log('index: ', index);
return index === (dates.length - 1) ? acc : acc - getDate(currentDate);
}, getDate(dates[dates.length-1])
) > 0 ? undefined : 'Dates are incorrect. Wrong order';
// validation({ education: [{
// now: true
// }, {}, {
// now: true
// }]
// });
// validation(null);
// validation([])
console.log(checkDates2(['2019-12-01', '2019-12-10', '2019-12-11', '2019-12-15']));
JavaScript
INFO