epo

Handy epoch converter.

Epoch -> Human readable time

```bash $ epo 0

| Epoch | +0900 | | ----- | ------------------------ | | 0 | 1970-01-01T09:00:00+0900 | ```

```bash $ epo 0 +9 +1 -5

| Epoch | +0900 | +0100 | -0500 | | ----- | ------------------------ | ------------------------ | ------------------------ | 0 | 1970-01-01T09:00:00+0900 | 1970-01-01T01:00:00+0100 | 1969-12-31T19:00:00-0500 | ```

```bash $ epo 0 tokyo london new_york

| Epoch | Asia/Tokyo | Europe/London | America/New_York | | ----- | ------------------------ | ------------------------ | ------------------------ | 0 | 1970-01-01T09:00:00+0900 | 1970-01-01T01:00:00+0100 | 1969-12-31T19:00:00-0500 | ```

You can write JavaScript code.

```bash $ epo 1651313524 1651313524+86400 1651313524-86400 london

| Epoch | Europe/London | | ---------- | ------------------------ | 1651313524 | 2022-04-30T11:12:04+0100 | | 1651399924 | 2022-05-01T11:12:04+0100 | | 1651227124 | 2022-04-29T11:12:04+0100 | ```

```bash $ epo "[now, now+86400, now+86400*2]" Monaco London Tokyo

| Epoch | Europe/Monaco | Europe/London | Asia/Tokyo | | ---------- | ------------------------ | ------------------------ | ------------------------ | 1651313675 | 2022-04-30T12:14:35+0200 | 2022-04-30T11:14:35+0100 | 2022-04-30T19:14:35+0900 | | 1651400075 | 2022-05-01T12:14:35+0200 | 2022-05-01T11:14:35+0100 | 2022-05-01T19:14:35+0900 | | 1651486475 | 2022-05-02T12:14:35+0200 | 2022-05-02T11:14:35+0100 | 2022-05-02T19:14:35+0900 | ```

bash $ epo "[...Array(100).keys()].map(a=>now+86400*a)" Monaco London Tokyo | Epoch | Europe/Monaco | Europe/London | Asia/Tokyo | | ---------- | ------------------------ | ------------------------ | ------------------------ | 1651313711 | 2022-04-30T12:15:11+0200 | 2022-04-30T11:15:11+0100 | 2022-04-30T19:15:11+0900 | | 1651400111 | 2022-05-01T12:15:11+0200 | 2022-05-01T11:15:11+0100 | 2022-05-01T19:15:11+0900 | ... | 1659780911 | 2022-08-06T12:15:11+0200 | 2022-08-06T11:15:11+0100 | 2022-08-06T19:15:11+0900 | | 1659867311 | 2022-08-07T12:15:11+0200 | 2022-08-07T11:15:11+0100 | 2022-08-07T19:15:11+0900 |

Date -> Epoch

```bash $ epo 2022-03-01T00:00:00

| Date | +0900 | | ------------------- | ---------- | 2022-03-01T00:00:00 | 1646060400 | ```

```bash $ epo 2022-01-01T00:00:00 2022-02-01T00:00:00 2022-03-01T00:00:00 2022-04-01T00:00:00 -10 -5 +5 +10

| Date | -1000 | -0500 | +0500 | +1000 | | ------------------- | ---------- | ---------- | ---------- | ---------- | 2022-01-01T00:00:00 | 1641031200 | 1641013200 | 1640977200 | 1640959200 | | 2022-02-01T00:00:00 | 1643709600 | 1643691600 | 1643655600 | 1643637600 | | 2022-03-01T00:00:00 | 1646128800 | 1646110800 | 1646074800 | 1646056800 | | 2022-04-01T00:00:00 | 1648807200 | 1648789200 | 1648753200 | 1648735200 | ```