how to split array code example

Example 1: javascript split

// bad example https://stackoverflow.com/questions/6484670/how-do-i-split-a-string-into-an-array-of-characters/38901550#38901550

var arr = foo.split(''); 
console.log(arr); // ["s", "o", "m", "e", "s", "t", "r", "i", "n", "g"]

Example 2: javascript split string

// Split string into an array of strings
const path = "/usr/home/chucknorris"
let result = path.split("/")
console.log(result)
// result
// ["", "usr", "home", "chucknorris"]
let username = result[3]
console.log(username)
// username
// "chucknorris"

Example 3: split array javascript

// Returns new array from exising one
arr.slice(start, end);

Example 4: 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)