Is not operator in JavaScript?

Is not operator in JavaScript?

The logical NOT ( ! ) operator (logical complement, negation) takes truth to falsity and vice versa. It is typically used with Boolean (logical) values. When used with non-Boolean values, it returns false if its single operand can be converted to true ; otherwise, returns true .

Does != Work in JavaScript?

Not equal is an comparison operator which is used to check the value of two operands are equal or not. If the value of two operands are not equal it returns true. The symbolic representation of Not equal operator in JavaScript is != .

What is JavaScript operator?

An operator is capable of manipulating a certain value or operand. Operators are used to perform specific mathematical and logical computations on operands. In other words, we can say that an operator operates the operands. In JavaScript operators are used for compare values, perform arithmetic operations etc.

What is pipe JavaScript?

The JavaScript Pipeline Operator ( |> ) is used to pipe the value of an expression into a function. This operator makes chained functions more readable. This function is called using ( |> ) operator and whatever value is used on the pipeline operator is passed as an argument to the function.

What is logic in JavaScript?

The logical OR ( || ) operator (logical disjunction) for a set of operands is true if and only if one or more of its operands is true. It is typically used with Boolean (logical) values. When it is, it returns a Boolean value.

Is not empty JavaScript?

Use the === Operator to Check if the String Is Empty in JavaScript. We can use the strict equality operator ( === ) to check whether a string is empty or not. The comparison data===”” will only return true if the data type of the value is a string, and it is also empty; otherwise, return false .

How or operator works in JavaScript?

It is typically used with Boolean (logical) values. When it is, it returns a Boolean value. However, the || operator actually returns the value of one of the specified operands, so if this operator is used with non-Boolean values, it will return a non-Boolean value.