ee.FeatureCollection.getInfo
Mit Sammlungen den Überblick behalten
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Eine imperative Funktion, die alle bekannten Informationen zu dieser Sammlung über einen AJAX-Aufruf zurückgibt.
Gibt eine Sammlungsbeschreibung zurück, deren Felder Folgendes umfassen:
– features: Eine Liste mit Metadaten zu den Features in der Sammlung.
– properties: Ein optionales Dictionary mit den Metadateneigenschaften der Sammlung.
| Nutzung | Ausgabe |
|---|
FeatureCollection.getInfo(callback) | FeatureCollectionDescription |
| Argument | Typ | Details |
|---|
So gehts: featurecollection | FeatureCollection | Die FeatureCollection-Instanz. |
callback | Funktion (optional) | Ein optionaler Callback. Wenn nicht angegeben, erfolgt der Aufruf synchron. Wird bei Erfolg mit dem ersten Parameter und bei Misserfolg mit dem zweiten Parameter aufgerufen. |
Beispiele
Code-Editor (JavaScript)
/**
* WARNING: this function transfers data from Earth Engine servers to the
* client. Doing so can negatively affect request processing and client
* performance. Server-side options should be used whenever possible.
* Learn more about the distinction between server and client:
* https://developers.google.com/earth-engine/guides/client_server
*/
// A server-side ee.FeatureCollection of power plants in Belgium.
var fcServer = ee.FeatureCollection('WRI/GPPD/power_plants')
.filter('country_lg == "Belgium"');
// Use getInfo to transfer server-side feature collection to the client. The
// result is an object.
var fcClient = fcServer.getInfo();
print('Client-side feature collection is an object', typeof fcClient);
print('Feature collection object keys', Object.keys(fcClient));
print('Array of features', fcClient.features);
print('Properties of first feature', fcClient.features[0].properties);
Python einrichten
Informationen zur Python API und zur Verwendung von geemap für die interaktive Entwicklung finden Sie auf der Seite
Python-Umgebung.
import ee
import geemap.core as geemap
Colab (Python)
"""WARNING: this function transfers data from Earth Engine servers to the
client. Doing so can negatively affect request processing and client
performance. Server-side options should be used whenever possible.
Learn more about the distinction between server and client:
https://developers.google.com/earth-engine/guides/client_server
"""
# A server-side ee.FeatureCollection of power plants in Belgium.
fc_server = ee.FeatureCollection('WRI/GPPD/power_plants').filter(
'country_lg == "Belgium"')
# Use getInfo to transfer server-side feature collection to the client. The
# result is an object.
fc_client = fc_server.getInfo()
print('Client-side feature collection is a dictionary:', type(fc_client))
print('Feature collection dictionary keys:', fc_client.keys())
print('Array of features:', fc_client['features'])
print('Properties of first feature:', fc_client['features'][0]['properties'])
Sofern nicht anders angegeben, sind die Inhalte dieser Seite unter der Creative Commons Attribution 4.0 License und Codebeispiele unter der Apache 2.0 License lizenziert. Weitere Informationen finden Sie in den Websiterichtlinien von Google Developers. Java ist eine eingetragene Marke von Oracle und/oder seinen Partnern.
Zuletzt aktualisiert: 2025-07-26 (UTC).
[null,null,["Zuletzt aktualisiert: 2025-07-26 (UTC)."],[[["\u003cp\u003e\u003ccode\u003egetInfo()\u003c/code\u003e retrieves all data from a server-side FeatureCollection to the client as a FeatureCollectionDescription.\u003c/p\u003e\n"],["\u003cp\u003eThe returned FeatureCollectionDescription contains 'features' (metadata about features) and optional 'properties' (collection metadata).\u003c/p\u003e\n"],["\u003cp\u003eThis function can negatively impact performance due to client-side data transfer; server-side alternatives are preferred when feasible.\u003c/p\u003e\n"],["\u003cp\u003eUsage involves calling \u003ccode\u003eFeatureCollection.getInfo()\u003c/code\u003e with an optional callback function for asynchronous execution.\u003c/p\u003e\n"]]],[],null,["# ee.FeatureCollection.getInfo\n\n\u003cbr /\u003e\n\nAn imperative function that returns all the known information about this collection via an AJAX call.\n\n\u003cbr /\u003e\n\nReturns a collection description whose fields include:\n\n- features: a list containing metadata about the features in the collection.\n\n- properties: an optional dictionary containing the collection's metadata properties.\n\n| Usage | Returns |\n|-------------------------------------------|------------------------------|\n| FeatureCollection.getInfo`(`*callback*`)` | FeatureCollectionDescription |\n\n| Argument | Type | Details |\n|---------------------------|--------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| this: `featurecollection` | FeatureCollection | The FeatureCollection instance. |\n| `callback` | Function, optional | An optional callback. If not supplied, the call is made synchronously. If supplied, will be called with the first parameter if successful and the second if unsuccessful. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n/**\n * WARNING: this function transfers data from Earth Engine servers to the\n * client. Doing so can negatively affect request processing and client\n * performance. Server-side options should be used whenever possible.\n * Learn more about the distinction between server and client:\n * https://developers.google.com/earth-engine/guides/client_server\n */\n\n// A server-side ee.FeatureCollection of power plants in Belgium.\nvar fcServer = ee.FeatureCollection('WRI/GPPD/power_plants')\n .filter('country_lg == \"Belgium\"');\n\n// Use getInfo to transfer server-side feature collection to the client. The\n// result is an object.\nvar fcClient = fcServer.getInfo();\nprint('Client-side feature collection is an object', typeof fcClient);\nprint('Feature collection object keys', Object.keys(fcClient));\nprint('Array of features', fcClient.features);\nprint('Properties of first feature', fcClient.features[0].properties);\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\n\"\"\"WARNING: this function transfers data from Earth Engine servers to the\nclient. Doing so can negatively affect request processing and client\nperformance. Server-side options should be used whenever possible.\nLearn more about the distinction between server and client:\nhttps://developers.google.com/earth-engine/guides/client_server\n\"\"\"\n\n# A server-side ee.FeatureCollection of power plants in Belgium.\nfc_server = ee.FeatureCollection('WRI/GPPD/power_plants').filter(\n 'country_lg == \"Belgium\"')\n\n# Use getInfo to transfer server-side feature collection to the client. The\n# result is an object.\nfc_client = fc_server.getInfo()\nprint('Client-side feature collection is a dictionary:', type(fc_client))\nprint('Feature collection dictionary keys:', fc_client.keys())\nprint('Array of features:', fc_client['features'])\nprint('Properties of first feature:', fc_client['features'][0]['properties'])\n```"]]
