In JavaScript, you can create an array using square brackets [] and optionally initialize it with values. Here are a few examples:

1. Empty Array:
   • Create an empty array.

   let emptyArray = [];

2. Array with Values:
   • Initialize an array with values.

   let numbers = [1, 2, 3, 4, 5];
   let fruits = ["Apple", "Banana", "Orange"];

3. Mixed Data Types:
   • Arrays in JavaScript can hold elements of different data types.

   let mixedArray = [1, "two", true, { key: "value" }];

4. Using the Array Constructor:
   • You can also use the Array constructor to create an array.

   let newArray = new Array();
   let arrayWithValues = new Array(1, 2, 3, 4, 5);