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ee.Geometry.Polygon.coveringGrid
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傳回涵蓋這個幾何圖形的特徵集合，其中每個特徵都是指定投影所定義格線中的矩形。
| 用量 | 傳回 |
|---|
Polygon.coveringGrid(proj, scale) | FeatureCollection |
| 引數 | 類型 | 詳細資料 |
|---|
這個：geometry | 幾何圖形 | 結果是與這個區域相交的格線儲存格。 |
proj | 預測值 | 要建構格線的投影。系統會為每個與「geometry」相交的格線儲存格產生特徵，其中儲存格的角落位於投影中的整數值位置。如果投影是以公尺為單位縮放，點會位於真實比例的該大小格線。 |
scale | 浮點值，預設值為空值 | 覆寫投影的比例 (如有)。如果投影尚未縮放，可能需要此屬性。 |
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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\u003eReturns a FeatureCollection of rectangular grid cells covering the input geometry.\u003c/p\u003e\n"],["\u003cp\u003eThe grid is defined by the provided projection and an optional scale parameter.\u003c/p\u003e\n"],["\u003cp\u003eEach grid cell in the FeatureCollection intersects with the input geometry.\u003c/p\u003e\n"],["\u003cp\u003eUseful for spatial analysis and data processing tasks that require a gridded representation of a geometry.\u003c/p\u003e\n"]]],["The `coveringGrid` method generates a `FeatureCollection` of rectangular grid cells that intersect a given `geometry`. It requires a `projection` to define the grid, with optional `scale` to override the projection's scaling. Each feature returned is a rectangle within the grid. The grid's cell corners are at integer-valued positions within the specified projection. If the projection has a scale in meters, the grid points will be positioned accordingly.\n"],null,["# ee.Geometry.Polygon.coveringGrid\n\nReturns a collection of features that cover this geometry, where each feature is a rectangle in the grid defined by the given projection.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|-----------------------------------------|-------------------|\n| Polygon.coveringGrid`(proj, `*scale*`)` | FeatureCollection |\n\n| Argument | Type | Details |\n|------------------|----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| this: `geometry` | Geometry | The result is the grid cells that intersect with this region. |\n| `proj` | Projection | The projection in which to construct the grid. A feature is generated for each grid cell that intersects 'geometry', where cell corners are at integer-valued positions in the projection. If the projection is scaled in meters, the points will be on a grid of that size at the point of true scale. |\n| `scale` | Float, default: null | Overrides the scale of the projection, if provided. May be required if the projection isn't already scaled. |"]]
