DST
JavaScript
let from = new Date(2021,0,1,0,0,0, 0).getTime()
for (let days = 0; days < 366; ++days) {
for (let hours = 0; hours < 24; ++hours) {
const now = new Date(from + (days * 24 + hours) * 60 * 60 * 1000)
// console.log(now.toString())
}
}