What is Join() in jQuery?

Question

What is Join() in jquery? for example:

var newText = $(\"p\").text().split(\" \").join(\" \"); 

Answer 1

I use join to separate the word in array with "and, or , / , &"

EXAMPLE

HTML

London Mexico Canada

JS

 newText = $("p").text().split(" ").join(" or ");
 $('div').text(newText);

Results

London or Mexico or Canada