JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/ui-lightness/jquery-ui.css">
<br/>
Values : <input  name='input' />

JavaScript

var arr = new Array();
for (var i = 0; i <= 5; i++) {
    arr.push('Value ' + i);//fill array with values
}

function eachChange(){
    $.each(arr, function (index, value) {
        setTimeout(function() {
            $('input').attr('placeholder', value);
        }, index * 1000);
        if (index == arr.length - 1) {
            setTimeout(eachChange, (index + 1) * 1000);
        }
    }); 
}
eachChange();