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functionmain(){// Enter your code hereconsttitle:string=readLine();constauthor:string=readLine();constprice:number=parseInt(readLine())constbook=newMyBook(title,author,price);book.display();}abstractclassBook{constructor(publictitle:string,publicauthor:string,publicprice:number){}display(){console.log(`Title:${this.title}\nAuthor:${this.author}\nPrice:${this.price}`)}}classMyBookextendsBook{constructor(title:string,author:string,price:number){super(title,author,price);}}
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Day 13: Abstract Classes
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Typescript Implementation: