The equal-to operator ( == ) returns true if both operands have the same value; otherwise, it returns false . The not-equal-to operator ( != ) returns true if the operands don’t have the same value; otherwise, it returns false .
Read moreWhat is the meaning of ==?
In programming languages == sign or double equal sign means we are comparing right side with left side . And this comparison returns true or false. We usually use this comparison inside if condition to do something specific. Double equal operator is a very common used operator after single equal.
Read moreWhat does != Mean in Javascript?
The inequality operator ( != ) checks whether its two operands are not equal, returning a Boolean result . Unlike the strict inequality operator, it attempts to convert and compare operands that are of different types.
Read moreWhat is != and !== In Javascript?
!== operator ==) is the logical opposite of the strict equality operator . It means “Strictly Not Equal” and returns true where strict equality would return false and vice versa. Strict inequality will not convert data types. For example 1 !==
Read moreHow do you check if JavaScript object is null and undefined?
Answer: Use the equality operator ( == ) In simple words you can say a null value means no value or absence of a value, and undefined means a variable that has been declared but no yet assigned a value.
Read moreIS null == in JavaScript?
The JavaScript specification says about null : null is a primitive value that represents the intentional absence of any object value . If you see null (either assigned to a variable or returned by a function), then at that place should have been an object, but for some reason, an object wasn’t created.
Read moreIS null object in JavaScript?
null is not an object, it is a primitive value . For example, you cannot add properties to it. Sometimes people wrongly assume that it is an object, because typeof null returns “object” . But that is actually a bug (that might even be fixed in ECMAScript 6).
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