Announcement: All noncommercial projects registered to use Earth Engine before
April 15, 2025 must
verify noncommercial eligibility to maintain Earth Engine access.
ee.Date.update
Stay organized with collections
Save and categorize content based on your preferences.
Create a new Date by setting one or more of the units of the given Date to a new value. If a timeZone is given the new value(s) is interpreted in that zone.
| Usage | Returns | Date.update(year, month, day, hour, minute, second, timeZone) | Date |
| Argument | Type | Details | this: date | Date | |
year | Integer, default: null | |
month | Integer, default: null | |
day | Integer, default: null | |
hour | Integer, default: null | |
minute | Integer, default: null | |
second | Number, default: null | |
timeZone | String, default: null | The time zone (e.g., 'America/Los_Angeles'); defaults to UTC. |
Examples
Code Editor (JavaScript)
var date = ee.Date('2021-4-30T07:15:31.24');
print('Updated year and minute components of the input date',
date.update({
year: 2010,
minute: 59
})
);
Python setup
See the
Python Environment page for information on the Python API and using
geemap for interactive development.
import ee
import geemap.core as geemap
Colab (Python)
date = ee.Date('2021-4-30T07:15:31.24')
display(
'Updated year and minute components of the input date:',
date.update(year=2010, minute=59)
)
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2024-07-13 UTC.
[null,null,["Last updated 2024-07-13 UTC."],[[["\u003cp\u003eThe \u003ccode\u003eDate.update()\u003c/code\u003e function modifies specific components (year, month, day, hour, minute, second) of an existing Earth Engine \u003ccode\u003eDate\u003c/code\u003e object.\u003c/p\u003e\n"],["\u003cp\u003eThe function accepts optional arguments for each date/time component, using the provided values to update the original date.\u003c/p\u003e\n"],["\u003cp\u003eIf a \u003ccode\u003etimeZone\u003c/code\u003e is specified, the new date/time components are interpreted within that time zone, otherwise defaulting to UTC.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eDate.update()\u003c/code\u003e returns a new \u003ccode\u003eDate\u003c/code\u003e object with the modifications, leaving the original date unchanged.\u003c/p\u003e\n"]]],[],null,["# ee.Date.update\n\nCreate a new Date by setting one or more of the units of the given Date to a new value. If a timeZone is given the new value(s) is interpreted in that zone.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|---------------------------------------------------------------------------------------------------|---------|\n| Date.update`(`*year* `, `*month* `, `*day* `, `*hour* `, `*minute* `, `*second* `, `*timeZone*`)` | Date |\n\n| Argument | Type | Details |\n|--------------|------------------------|---------------------------------------------------------------|\n| this: `date` | Date | |\n| `year` | Integer, default: null | |\n| `month` | Integer, default: null | |\n| `day` | Integer, default: null | |\n| `hour` | Integer, default: null | |\n| `minute` | Integer, default: null | |\n| `second` | Number, default: null | |\n| `timeZone` | String, default: null | The time zone (e.g., 'America/Los_Angeles'); defaults to UTC. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\nvar date = ee.Date('2021-4-30T07:15:31.24');\n\nprint('Updated year and minute components of the input date',\n date.update({\n year: 2010,\n minute: 59\n })\n);\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\ndate = ee.Date('2021-4-30T07:15:31.24')\n\ndisplay(\n 'Updated year and minute components of the input date:',\n date.update(year=2010, minute=59)\n)\n```"]]