JavaScript's double not operatoris basically double use of (!) operator. This is alogical not operator. (!!) operator converts non-Boolean to Boolean. As you know,!operator reverses the logic, i.e., it returnfalsefor!truevalue andtruefor!false. Examples of (!) Operator !false Output: ...
(not not) operator inJavaScript.This double negation forces a value to be evaluated as either true or false. What is the !! Operator? The double negation(!! )operatoris the! Operator twice and calculates the truth value of a value. It returns aBoolean value, which depends on the truthine...
operator to return the opposite value. for example, if the number is divisible by two, the modulus operator will return zero, which is false. applying the not operator will then return true, indicating that the number is even. what are truth tables, and how are they used in logical ...
Method 1: Using the logical NOT operator: The logical NOT operator in Boolean algebra is used to negate an expression or value. Using this operator on a true value would return false and using it on a false value would return true. This property can be used to toggle a boolean value. ...
Accumulator,And,Bitwise operator,Boolean,Idempotence,Nand,Nor,Operator,OR,Programming terms,Pseudo-operation,XOR
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InJavaScript, the logical negation operator is expressed as ! (logical NOT). Also known aslogical complement, the operator takes truth to falsity and vice versa. It is usually used with logical or Boolean values. When used with non-Boolean values, it returnsfalseif its single operand can be...
logical operator “|” by performing a “short-circuit” evaluation wherein the second operand is not evaluated when the first operand is evaluated as true. This is due to the fact that the result of the “||” operation is true if the evaluation of any of the two operands returns true...
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Enumeration (enum) was not originally available in Java though it was available in other language like C and C++ but eventually Java realized and added to version 5 of Java were the safe type enumerations (Type Safe Enums), which allows you to create enu