Stop Using Conditional Statements Everywhere in JavaScript, Use an Object Literal instead

Conditional Statements (If-Else, Switch) can be easily replaced with Object Literals. They make the code better.

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Object Literals

An Object Literal is one of the most popular and widely used pattern to define objects in JavaScript. It is a collection of key-value pairs. JavaScript being powerful, adds some additional functionalities to the simple objects through object literals.

const obj = {
   first_name: 'Neelesh',
   last_name: 'Arora'
}
// An example of an object literal

How can we use Object Literal as a replacement to Conditional Statements?

Let us consider an example scenario to understand this.

A user enters an animal, we need to return the name of its baby (what is is called).

Look at the following codes:

if(animal.toLowerCase()==='cat'){
    return 'Kitten'
} else if(animal.toLowerCase()=='cattle'){
     return 'Calf'
} else if(animal.toLowerCase()==='cheetah'){
     return 'Cub';
} else if(animal.toLowerCase()==='dog'){
     return 'Pup';
} else{
   return "I don't know that"
}
switch(animal.toLowerC…