Data Grid Lazy loading
Jspreadsheet Pro implements a smart virtual DOM management that brings a greater performance. In the example below, the spreadsheet handles 2 million cells (200K x 10 columns).
<html>
<script src="https://jspreadsheet.com/v7/jspreadsheet.js"></script>
<link rel="stylesheet" href="https://jspreadsheet.com/v7/jspreadsheet.css" type="text/css" />
<script src="https://jsuites.net/v5/jsuites.js"></script>
<link rel="stylesheet" href="https://jsuites.net/v5/jsuites.css" type="text/css" />
<div id="spreadsheet"></div>
<script>
let data = [];
for (let j = 0; j < 500000; j++) {
data[j] = [];
for (let i = 0; i < 10; i++) {
data[j][i] = jspreadsheet.helpers.getColumnNameFromCoords(i, j);
}
}
jspreadsheet(document.getElementById('spreadsheet'), {
data: data,
tableOverflow: true,
lazyLoading: true,
lazyColumns: true,
onlazyloading: function(el, addedRows, removedRows) {
// Related events
},
license: 'YzllMzc4Zjc3OWI2ZDY3MDBjYWNjYjc3ZGQ1M2YzNTMyOTgzZTAyZWRiMDg1ZDgzZjE1YWQ0Yzc5ZTcxOWQ0MTczZWRiZTViNDczYjU3ZTViMGM3MzQwN2E2MjNjNDdiMDk3YTE1YTdlZjZmMGU1MDAyMzllMzZmZWYyYTAzNDEsZXlKamJHbGxiblJKWkNJNklpSXNJbTVoYldVaU9pSktjM0J5WldGa2MyaGxaWFFpTENKa1lYUmxJam94TnpNeU16TXdPRFl3TENKa2IyMWhhVzRpT2xzaWFuTndjbVZoWkhOb1pXVjBMbU52YlNJc0ltTnZaR1Z6WVc1a1ltOTRMbWx2SWl3aWFuTm9aV3hzTG01bGRDSXNJbU56WWk1aGNIQWlMQ0ozWldJaUxDSnNiMk5oYkdodmMzUWlYU3dpY0d4aGJpSTZJak0wSWl3aWMyTnZjR1VpT2xzaWRqY2lMQ0oyT0NJc0luWTVJaXdpZGpFd0lpd2lkakV4SWl3aVkyaGhjblJ6SWl3aVptOXliWE1pTENKbWIzSnRkV3hoSWl3aWNHRnljMlZ5SWl3aWNtVnVaR1Z5SWl3aVkyOXRiV1Z1ZEhNaUxDSnBiWEJ2Y25SbGNpSXNJbUpoY2lJc0luWmhiR2xrWVhScGIyNXpJaXdpYzJWaGNtTm9JaXdpY0hKcGJuUWlMQ0p6YUdWbGRITWlMQ0pqYkdsbGJuUWlMQ0p6WlhKMlpYSWlMQ0p6YUdGd1pYTWlYU3dpWkdWdGJ5STZkSEoxWlgwPQ=='
});
</script>
</html>