ee.Dictionary.size

Returns the number of entries in a dictionary.

Usage	Returns
Dictionary.size()	Integer

Argument	Type	Details
this: dictionary	Dictionary

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('The number of dictionary entries', dict.size());