ee.Dictionary.contains
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Returns true if the dictionary contains the given key.
Usage | Returns | Dictionary.contains(key) | Boolean |
Argument | Type | Details | this: dictionary | Dictionary | |
key | String, default: null | |
Examples
Code Editor (JavaScript)
// A dictionary (e.g. results of ee.Image.reduceRegion of an S2 image).
var dict = ee.Dictionary({
B1: 182,
B2: 219,
B3: 443
});
print('Dictionary contains key "B1"?', dict.contains('B1'));
print('Dictionary contains key "Band_1"?', dict.contains('Band_1'));
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 dictionary (e.g. results of ee.Image.reduceRegion of an S2 image).
dic = ee.Dictionary({
'B1': 182,
'B2': 219,
'B3': 443
})
print('Dictionary contains key "B1"?:', dic.contains('B1').getInfo())
print('Dictionary contains key "Band_1"?:', dic.contains('Band_1').getInfo())
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Last updated 2023-10-06 UTC.
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