ee.DateRange.isEmpty

AI-generated Key Takeaways

• The isEmpty() method returns true if a DateRange contains no dates (i.e., start >= end).

• The isEmpty() method is used on a DateRange object and returns a Boolean value.

• Examples demonstrate how to use isEmpty() with different ee.DateRange objects in both JavaScript and Python to check if they are empty.

Returns true if this DateRange contains no dates (i.e. start >= end).

Usage	Returns
DateRange.isEmpty()	Boolean

Argument	Type	Details
this: dateRange	DateRange

Examples

Code Editor (JavaScript)

// A series of ee.DateRange objects.
var dateRange1 = ee.DateRange('2017-06-24', '2017-07-24');
var dateRange2 = ee.DateRange('2017-07-24', '2017-06-24');
var dateRange3 = ee.DateRange('2017-07-24', '2017-07-24');

// Determine if the ee.DateRange is empty.
print('Is dateRange1 empty?', dateRange1.isEmpty());
print('Is dateRange2 empty?', dateRange2.isEmpty());
print('Is dateRange3 empty?', dateRange3.isEmpty());

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)

# A series of ee.DateRange objects.
date_range_1 = ee.DateRange('2017-06-24', '2017-07-24')
date_range_2 = ee.DateRange('2017-07-24', '2017-06-24')
date_range_3 = ee.DateRange('2017-07-24', '2017-07-24')

# Determine if the ee.DateRange is empty.
display('Is date_range_1 empty?', date_range_1.isEmpty())
display('Is date_range_2 empty?', date_range_2.isEmpty())
display('Is date_range_3 empty?', date_range_3.isEmpty())