Which equals operator (== vs ===) should be used in JavaScript ...
Dec 11, 2008 · The strict equality operator (===) behaves identically to the abstract equality operator (==) except no type conversion is done, and the types must be the same to be considered equal. …
Difference between == and === in JavaScript - Stack Overflow
Feb 7, 2009 · 1210 === and !== are strict comparison operators: JavaScript has both strict and type-converting equality comparison. For strict equality the objects being compared must have the same …
How can I determine equality for two JavaScript objects?
1037 A strict equality operator will tell you if two object types are equal. However, is there a way to tell if two objects are equal, much like the hash code value in Java? Stack Overflow question Is there any …
JavaScript comparison operators: Identity vs. Equality
Aug 9, 2016 · I've been trying to understand the difference between JavaScript's comparison operators: identity and equality. From what I've read, if you check the equality of two objects using ==, …
What is the correct way to check for string equality in JavaScript ...
typeof str // string typeof obj // object So the best way to check for equality is using the === operator because it checks value as well as type of both operands. If you want to check for equality between …
What's the difference between = and == in JavaScript?
Jun 24, 2019 · 4 In javascript you have also the ===. = This is for set the value to the variable. == This is for compare if the value is the same. === This is for compare if the value is the same and also the …
javascript - comparing ECMA6 sets for equality - Stack Overflow
Jun 30, 2015 · Great solution, @MaxLeizerovich ! I'm new to JavaScript, but it seems that the Array methods are much more powerful than the Set 's. It would be also nice to have set equality written …
How to customize object equality for JavaScript Set
Apr 21, 2015 · One option is to hand callbacks to collections that specify equality. Another option, available in Java, is to specify equality via a method that object implement (equals () in Java). …
Override the Equivalence Comparison in Javascript
Is it possible to override the equivalence comparison in Javascript? The closest I have gotten to a solution is by defining the valueOf function and invoking valueOf with a plus in front of the object.
Object comparison in JavaScript - Stack Overflow
Jul 1, 2009 · Special care must taken to deal the possibility that JavaScript allows object properties can be set to undefined, i.e. there exists properties which values are set to undefined. The above solution …