Void is a return type of a functions and its do not return any value. Void is opposite of typescript any type. Void is a primitive type in typescript and JavaScript its operator. Possible values of void type are null or undefined.
let value = void 2; console.log(value); // undefined function testVoid(){ console.log('Hello TypeScript'); } let voidResult= testVoid(); console.log(voidResult); // output : undefined function testVoid1() : void{ console.log('Hello TypeScript'); } let voidResult1= testVoid1(); console.log(voidResult1); // output : undefined
let value = void 2; console.log(value); function testVoid() { console.log('Hello TypeScript'); } let voidResult = testVoid(); console.log(voidResult); function testVoid1() { console.log('Hello TypeScript'); } let voidResult1 = testVoid1(); console.log(voidResult1);