Sorting algorithms implementation in javascript

Javascript array function library

Remove duplicates in an array

var array = ["Mike","Matt","Nancy","Adam","Jenny","Nancy","Carl"];
function removeDuplicate(array){
 var uniqueNames = [];
 $.each(names, function(i, el){
 if($.inArray(el, uniqueNames) === -1) uniqueNames.push(el);
 });
 return uniqueNames;
}

Calculate execution time in JS

var startTime = new Date().getTime();
function functionExecution();
var endTime = new Date().getTime();
var executionTime = endTime - startTime;
console.log(executionTime);