split the word in javascript code example

Example 1: javascript split

var names = 'Harry ;Fred Barney; Helen Rigby ; Bill Abel ;Chris Hand ';

console.log(names);

var re = /\s*(?:;|$)\s*/;
var nameList = names.split(re);

console.log(nameList);

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)

Example 3: how to saperate string to array

Scanner in=new Scanner(System.in);
		String input=in.nextLine();
		String[] word=input.split(" ");