Object.is() JavaScript JS

The Javascript Object is() method determines whether two values are of the same value.

Syntax:

Object.is(value1, value2) 

Parameters:
value1: It represents the first value to be compared.
value2: It represents the second value to be compared.

Return:
It returns true if two values are of same value otherwise returns false.

Two values are considered to same if:

  • value1 and value2 are the same exact object
  • value1 and value2 are equal strings.
  • value1 and value2 are equal numbers.
  • value1 and value2 are both undefined, both null, both NaN, both true or both false.

Example:

<!DOCTYPE html>
<html>
<body>
<script> 
document.write(Object.is(15, 15) + "</br>");  
document.write(Object.is("jai", "w3spoint"));
</script>
</body>
</html>

Output:

true
false
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