Page Summary
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Performs an element-wise boolean "and" operation on two arrays.
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Returns 1 if both corresponding elements are non-zero, otherwise returns 0.
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Both input arrays must have the same dimensions.
| Usage | Returns |
|---|---|
Array.
and
(right)
|
Array |
| Argument | Type | Details |
|---|---|---|
|
this:
left
|
Array | The left-hand value. |
right
|
Array | The right-hand value. |
Examples
Code Editor (JavaScript)
// Element-wise boolean "and" operator. // Both arrays must be the same dimensions. var arrayNeither = ee . Array ([ 0 , 0 ]); var arrayFirst = ee . Array ([ 1 , 0 ]); var arraySecond = ee . Array ([ 0 , 1 ]); var arrayBoth = ee . Array ([ 1 , 1 ]); // Any non-zero value is true. var arrayLarger = ee . Array ([ - 2 , 2 ]); print ( arrayBoth . and ( arrayLarger )); // [1, 1] print ( arrayBoth . and ( arrayNeither )); // [0, 0] print ( arrayFirst . and ( arraySecond )); // [0, 0] print ( arraySecond . and ( arrayFirst )); // [0, 0] print ( arrayBoth . and ( arrayFirst )); // [1, 0] print ( arrayBoth . and ( arraySecond )); // [0, 1] print ( arrayNeither . and ( arrayFirst )); // [0, 0] print ( arrayNeither . and ( arraySecond )); // [0, 0] // Works the same for all PixelTypes. var arrayDouble = ee . Array ([ 0.0 , 2.0 ], ee . PixelType . double ()); print ( arrayBoth . and ( arrayDouble )); // [0, 1]
import ee import geemap.core as geemap
Colab (Python)
# Element-wise boolean "and" operator. # Both arrays must be the same dimensions. array_neither = ee . Array ([ 0 , 0 ]) array_first = ee . Array ([ 1 , 0 ]) array_second = ee . Array ([ 0 , 1 ]) array_both = ee . Array ([ 1 , 1 ]) # Any non-zero value is true. array_larger = ee . Array ([ - 2 , 2 ]) display ( array_both . And ( array_larger )) # [1, 1] display ( array_both . And ( array_neither )) # [0, 0] display ( array_first . And ( array_second )) # [0, 0] display ( array_second . And ( array_first )) # [0, 0] display ( array_both . And ( array_first )) # [1, 0] display ( array_both . And ( array_second )) # [0, 1] display ( array_neither . And ( array_first )) # [0, 0] display ( array_neither . And ( array_second )) # [0, 0] # Works the same for all PixelTypes. array_double = ee . Array ([ 0.0 , 2.0 ], ee . PixelType . double ()) display ( array_both . And ( array_double )) # [0, 1]
