javscript split function with a number code example

Example 1: javascript split

var arr = ['hey', 'nay', 'wey'];
var let = arr.split(' ');
console.log(let);

Example 2: split() javascript

let countWords = function(sentence){
    return sentence.split(' ').length;
}

console.log(countWords('Type any sentence here'));

//result will be '4'(for words in the sentence)