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Top comments (2)
Respuesta:
falsefalsetrueEl operador
!!realiza una doble negación.En el primer caso, por coerción de tipos,
nulles un valor falsy, si lo negamos 2 veces, tendríamosfalse.En el segundo caso, por coerción de tipos,
""es un valor falsy, si lo negamos 2 veces tendríamosfalse.Por último, el tercer caso, y nuevamente por coerción de tipos, el valor
1es un valortruthy, si lo negamos 2 veces, obtendremostrue.B: false false true