公告:凡是在
2025 年 4 月 15 日前註冊使用 Earth Engine 的非商業專案,都必須
驗證非商業用途資格,才能繼續存取 Earth Engine。
ee.Geometry.MultiPoint.toGeoJSONString
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
傳回幾何的 GeoJSON 字串表示法。
用量 | 傳回 |
---|
MultiPoint.toGeoJSONString() | 字串 |
引數 | 類型 | 詳細資料 |
---|
這個:geometry | 幾何圖形 | Geometry 執行個體。 |
範例
程式碼編輯器 (JavaScript)
// Define a MultiPoint object.
var multiPoint = ee.Geometry.MultiPoint([[-122.082, 37.420], [-122.081, 37.426]]);
// Apply the toGeoJSONString method to the MultiPoint object.
var multiPointToGeoJSONString = multiPoint.toGeoJSONString();
// Print the result to the console.
print('multiPoint.toGeoJSONString(...) =', multiPointToGeoJSONString);
// Display relevant geometries on the map.
Map.setCenter(-122.085, 37.422, 15);
Map.addLayer(multiPoint,
{'color': 'black'},
'Geometry [black]: multiPoint');
Python 設定
請參閱
Python 環境頁面,瞭解 Python API 和如何使用 geemap
進行互動式開發。
import ee
import geemap.core as geemap
Colab (Python)
# Define a MultiPoint object.
multipoint = ee.Geometry.MultiPoint([[-122.082, 37.420], [-122.081, 37.426]])
# Apply the toGeoJSONString method to the MultiPoint object.
multipoint_to_geojson_string = multipoint.toGeoJSONString()
# Print the result.
display('multipoint.toGeoJSONString(...) =', multipoint_to_geojson_string)
# Display relevant geometries on the map.
m = geemap.Map()
m.set_center(-122.085, 37.422, 15)
m.add_layer(multipoint, {'color': 'black'}, 'Geometry [black]: multipoint')
m
除非另有註明,否則本頁面中的內容是採用創用 CC 姓名標示 4.0 授權,程式碼範例則為阿帕契 2.0 授權。詳情請參閱《Google Developers 網站政策》。Java 是 Oracle 和/或其關聯企業的註冊商標。
上次更新時間:2025-07-26 (世界標準時間)。
[null,null,["上次更新時間:2025-07-26 (世界標準時間)。"],[[["\u003cp\u003eThe \u003ccode\u003etoGeoJSONString()\u003c/code\u003e method returns a GeoJSON string representation of a given Earth Engine Geometry.\u003c/p\u003e\n"],["\u003cp\u003eThis function is applicable to MultiPoint geometries and returns a string containing the GeoJSON representation.\u003c/p\u003e\n"],["\u003cp\u003eExamples demonstrate its usage in both JavaScript and Python environments within the Google Earth Engine Code Editor and Colab, respectively.\u003c/p\u003e\n"],["\u003cp\u003eUsers can visualize the geometry on a map using provided code snippets in conjunction with the generated GeoJSON string.\u003c/p\u003e\n"]]],["The `toGeoJSONString()` method converts a geometry object into its GeoJSON string representation. It's applicable to `Geometry` instances like `MultiPoint`. The method takes a `Geometry` instance as input and returns a string. The provided examples demonstrate creating a `MultiPoint` object and then using `toGeoJSONString()` to get its GeoJSON string. The output string and the geometry can be visualized on a map. The code examples showcase this in both Javascript and Python.\n"],null,["# ee.Geometry.MultiPoint.toGeoJSONString\n\n\u003cbr /\u003e\n\nReturns a GeoJSON string representation of the geometry.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|--------------------------------|---------|\n| MultiPoint.toGeoJSONString`()` | String |\n\n| Argument | Type | Details |\n|------------------|----------|------------------------|\n| this: `geometry` | Geometry | The Geometry instance. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\n// Define a MultiPoint object.\nvar multiPoint = ee.Geometry.MultiPoint([[-122.082, 37.420], [-122.081, 37.426]]);\n\n// Apply the toGeoJSONString method to the MultiPoint object.\nvar multiPointToGeoJSONString = multiPoint.toGeoJSONString();\n\n// Print the result to the console.\nprint('multiPoint.toGeoJSONString(...) =', multiPointToGeoJSONString);\n\n// Display relevant geometries on the map.\nMap.setCenter(-122.085, 37.422, 15);\nMap.addLayer(multiPoint,\n {'color': 'black'},\n 'Geometry [black]: multiPoint');\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# Define a MultiPoint object.\nmultipoint = ee.Geometry.MultiPoint([[-122.082, 37.420], [-122.081, 37.426]])\n\n# Apply the toGeoJSONString method to the MultiPoint object.\nmultipoint_to_geojson_string = multipoint.toGeoJSONString()\n\n# Print the result.\ndisplay('multipoint.toGeoJSONString(...) =', multipoint_to_geojson_string)\n\n# Display relevant geometries on the map.\nm = geemap.Map()\nm.set_center(-122.085, 37.422, 15)\nm.add_layer(multipoint, {'color': 'black'}, 'Geometry [black]: multipoint')\nm\n```"]]