Cela équivaut à this.filter(ee.Filter.date(...)). Consultez le type ee.Filter pour d'autres options de filtrage par date.
Renvoie la collection filtrée.
| Utilisation | Renvoie | 
|---|---|
| FeatureCollection.filterDate(start, end) | Collection | 
| Argument | Type | Détails | 
|---|---|---|
| ceci : collection | Collection | Instance de la collection. | 
| start | Date|Nombre|Chaîne | Date de début (incluse). | 
| end | Date|Nombre|Chaîne, facultatif | Date de fin (exclusive). Facultatif. Si aucune n'est spécifiée, une plage d'une milliseconde commençant à "start" est créée. | 
Exemples
Éditeur de code (JavaScript)
// Constructed FeatureCollection representing a field site sampled at // four different dates; date recorded as "system:time_start" property in units // of milliseconds since Unix epoch. var geom = ee.Geometry.Point([-119.56, 37.67]); var fc = ee.FeatureCollection([ ee.Feature(geom, {'prop': 10, 'system:time_start': ee.Date('2021-06-10')}), ee.Feature(geom, {'prop': 11, 'system:time_start': ee.Date('2021-06-20')}), ee.Feature(geom, {'prop': 19, 'system:time_start': ee.Date('2021-07-10')}), ee.Feature(geom, {'prop': 10, 'system:time_start': ee.Date('2021-07-20')}) ]); // Filter the observations in July 2021. print('Field site observations collection in July 2021', fc.filterDate('2021-07-01', '2021-08-01')); // Alternative input formats. print('ee.DateRange as an input', fc.filterDate(ee.DateRange('2021-07-01', '2021-08-01'))); print('Numbers (milliseconds since Unix epoch) as an input', fc.filterDate(1625875200000, 1626739200001)); print('ee.Date objects as an input', fc.filterDate(ee.Date('2021-07-01'), ee.Date('2021-08-01')));
import ee import geemap.core as geemap
Colab (Python)
# Constructed FeatureCollection representing a field site sampled at # four different dates; date recorded as "system:time_start" property in units # of milliseconds since Unix epoch. geom = ee.Geometry.Point([-119.56, 37.67]) fc = ee.FeatureCollection([ ee.Feature(geom, {'prop': 10, 'system:time_start': ee.Date('2021-06-10')}), ee.Feature(geom, {'prop': 11, 'system:time_start': ee.Date('2021-06-20')}), ee.Feature(geom, {'prop': 19, 'system:time_start': ee.Date('2021-07-10')}), ee.Feature(geom, {'prop': 10, 'system:time_start': ee.Date('2021-07-20')}) ]) # Filter the observations in July 2021. display('Field site observations collection in July 2021:', fc.filterDate('2021-07-01', '2021-08-01')) # Alternative input formats. display('ee.DateRange as an input:', fc.filterDate(ee.DateRange('2021-07-01', '2021-08-01'))) display('Numbers (milliseconds since Unix epoch) as an input:', fc.filterDate(1625875200000, 1626739200001)) display('ee.Date objects as an input:', fc.filterDate(ee.Date('2021-07-01'), ee.Date('2021-08-01')))