Fiddle for small small code snippet

Contain small cool javascript code snippet.

by Budhram Gurung

JavaScript

function sharedStart(array){
    var A= array.slice(0).sort(), 
    word1= A[0], word2= A[A.length-1], 
    i= 0;
    while(word1.charAt(i)== word2.charAt(i))++i;
    return word1.substring(0, i);
}

var A= ['interspecies', 'interstelar', 'interstate'];
alert(sharedStart(A));