The 3 equal signs mean "equality without type coercion". Using the triple equals, the values must be equal in type as well.

☛ == is equal to

☛ === is exactly equal to (value and type)

☛ 0==false // true

☛ 0===false // false, because they are of a different type

☛ 1=="1" // true, auto type coercion

☛ 1==="1" // false, because they are of a different type