Equality Operator
==
loose Equality Operator, applies Coercion
!=
loose INEquality Operator, applies Coercion
===
strict Equality Operator return boolean if both Operand of same Type
!==
strict INEquality Operator return boolean if both Operand NOT of same Type
References
==↔ loose Equality Operator, applies Coercion===↔ strict Equality Operator returnbooleanif both Operand of same Type!=↔ loose INEquality Operator, applies Coercion!==↔ strict INEquality Operator returnbooleanif both Operand NOT of same Type