<link href="//netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.1.0/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <div class="row"> <h2>Create your snippet's HTML, CSS and Javascript in the editor tabs</h2> <div class="form-group row"> <div class="col-xs-10"> <input type="text" class="form-control input-lg" value="04.11.2025 02:52:08" id="tarihInput" placeholder="input text here.."> </div> <div class="col-xs-2"> <button class="btn btn-danger btn-lg btn-block" id="dugme">Clear</button> </div> </div> <br><br> <div id="sonuc" class="well">.</div> </div> </div>

$(document).ready(function () { function dateToNegativeTimestamp(dateString) { // Tarihi parse et (04.11.2025 02:52:08 formatında) const parts = dateString.split(' '); const dateParts = parts[0].split('.'); const timeParts = parts[1].split(':'); // Date objesi oluştur (ay 0-11 arası olduğu için -1) const date = new Date( parseInt(dateParts[2]), // yıl parseInt(dateParts[1]) - 1, // ay parseInt(dateParts[0]), // gün parseInt(timeParts[0]), // saat parseInt(timeParts[1]), // dakika parseInt(timeParts[2]) // saniye ); // Unix timestamp'i al (milisaniye cinsinden) const timestamp = Math.floor(date.getTime() / 1000); // Negatif yap return -timestamp; } $("#dugme").click(function() { let girdi = $("#tarihInput").val(); // input: 04.11.2025 02:52:08 let negatif = dateToNegativeTimestamp(girdi); $("#sonuc").text("Negatif Timestamp: " + negatif); }); });