ee.Number.subtract

  • Number.subtract() is a method that subtracts the right value from the left (this) value, returning the numerical difference.

  • Both left and right arguments should be of type Number, allowing for subtraction operations between numerical values.

  • This method is available in both JavaScript and Python within the Earth Engine environment.

  • The examples provided demonstrate how the subtract() method can be used with various number inputs, including positive, negative and floating-point values.

 Subtracts the second value from the first.

UsageReturns
Number.subtract(right)Number
ArgumentTypeDetails
this: leftNumberThe left-hand value.
rightNumberThe right-hand value.

Examples

Code Editor (JavaScript)

print('5 - 10', ee.Number(5).subtract(10));  // -5
print('10 - 5', ee.Number(10).subtract(5));  // 5
print('5 - 10.2', ee.Number(5).subtract(10.2));  // -5.199999999
print('5 - -10.2', ee.Number(5).subtract(-10.2));  // 15.2

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)

print('5 - 10:', ee.Number(5).subtract(10).getInfo())  # -5
print('10 - 5:', ee.Number(10).subtract(5).getInfo())  # 5
print('5 - 10.2:', ee.Number(5).subtract(10.2).getInfo())  # -5.199999999
print('5 - -10.2:', ee.Number(5).subtract(-10.2).getInfo())  # 15.2