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What is difference between deep copy vs Shallow copy in Javascript? Shallow Copy & Deep Copy: Sometimes we need to copy the value from one variable to another variable is known as copy. But when we are copying the value from one variab…

Q.  Write the to code find the duplicate character in the string using javascript Input: "sonu" Output: {s:1, o:1,n:1, u:1} function findDuplicate(str) { let obj = {} for (let i =0; i

JavaScript is a dynamic computer programming language. It is lightweight and most commonly used as a part of web pages, whose implementations allow client-side script to interact with the user and make dynamic pages. It is an interpreted programmi…

Reversing a string  is one of the most frequently asked JavaScript questions in the technical round of interviews. Interviewers may ask you to write different ways to reverse a string, or they may ask you to reverse a string without using in-built…

Top most javascript Interview question     What are the possible ways to create objects in JavaScript There are many ways to create objects in javascript as below Object constructor: The simplest way to create an empty object is using the Object con…