an example of JavaScript logical NOT operator"/> h1 { color:red; border-bottom: 3px groove silver; padding-bottom: 8px; } JavaScript logical NOT operator example CopyJS Codevar a = 20; var b = 5; var newParagraph = document.createElement("p"); //creates a new paragraph ele...
TypeScript logical operators are similar to what we have learned in JavaScript logical operators. These operators help in comparing boolean expressions and producing a single boolean value as result. 1. Logical Operators Operator Description Logical AND operator – && If both operands (or expressions)...
The result is converted back to a JavaScript number.Example x = 5 & 1; The result in x: 1 Try it Yourself » OperatorDescriptionExampleSame asResultDecimal & AND x = 5 & 1 0101 & 0001 0001 1 | OR x = 5 | 1 0101 | 0001 0101 5 ~ NOT x = ~ 5 ~0101 1010 10 ^ XOR x ...
Logical NOT (!)(Yes)(Yes)(Yes)(Yes)(Yes)(Yes) See also Bitwise operators Boolean Document Tags and Contributors Tags: JavaScript operator Operator Contributors to this page:ntxt,alexbaumgertner,fscholz,stevemao,syrrim,cliffordfajardo,tamilvendhank,NexusStar,Mori,Havvy,Delapouite,DuncanMacWeb,a...
OperatorDescriptionExampleTry it && and (x < 10 && y > 1) is true Try it » || or (x == 5 || y == 5) is false Try it » ! not !(x == y) is true Try it »Conditional (Ternary) OperatorJavaScript also contains a conditional operator that assigns a value to a ...
1. JavaScript Equal To OperatorThe equal to operator == evaluates totrue if the values of the operands are equal. false if the values of the operands are not equal.For example,// same value, same type console.log(5 == 5); // true // same value, different type console.log(2 == ...
OperatorNameDescriptionExampleTry it &&Logical andReturns true if both statements are truex < 5 && x < 10Try it » ||Logical orReturns true if one of the statements is truex < 5 || x < 4Try it » !Logical notReverse the result, returns false if the result is true!(x < 5 &&...
('setter called');x=value;}};// This always logs "setter called"obj.x+=1;assert.equal(obj.x,1);// Logical operators do not call setters unnecessarily// This will not log.obj.x||=2;assert.equal(obj.x,1);// But setters are called if the operator does not short circuit// "...
In JavaScript, any expression or statement that expects a boolean value will work with a truthy or falsy value, so the fact that && does not always return true or false does not cause practical problems. Notice that the description above says that the operator returns “a truthy value” or...
output: true if the node is added, false otherwise; a node is not added if and only if the name is not valid or is already used (BOOLEAN) add<Operator>(): adds an operator node (an operator is always added) input: NOTHING output: the unique name assigned to the operator (STRING)...