how to split a text in javascript code example

Example 1: in javascript how to split string

var str = 'It iS a 5r&e@@t Day.'
var array = str.split(" ");
print(array);

var str = 'It iS a 5r&e@@t Day.'
var array = str.split(" ",2);
print(array);

Example 2: split text javascript

<p className="text-bold-500 mb-0">{row.BusinessDescription.length > 100 ? `${row.BusinessDescription.slice(0, 100)}...` : row.BusinessDescription}</p>