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Comparar máscaras con binario & y tener la cantidad de diferencias en JS
export enum VALUES { VALUE1 = 0x0001, VALUE2 = 0x0002, VALUE3 = 0x0004, VALUE4 = 0x0008, VALUE5 = 0x0010, VALUE6 = 0x0020, VALUE7 = 0x0040, VALUE8 = 0x0080, VALUE9 = 0x0100 }

En JS es fácil saber si una máscara contiene un valor con el operador &:

 (mask & VALUES.VALUE1) === VALUES.VALUE1

Pero, ¿cómo puedo comparar dos máscaras y saber cuáles son las diferencias o cuántas diferencias hay?

about 4 years ago · Juan Pablo Isaza
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