Add multiple markers in leaflet.js v1

An example of a leaflet.js map with multiple markers added.

This graph is part of the code samples for the update to the book Leaflet Tips and Tricks to version 1 of leaflet.js.

<!DOCTYPE html>
<html>
<head>
    <title>Simple Leaflet Map</title>
    <meta charset="utf-8" />
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.6.0/dist/leaflet.css"
          integrity="sha512-xwE/Az9zrjBIphAcBb3F6JVqxf46+CDLwfLMHloNu6KEQCAWi6HcDUbeOfBIptF7tcCzusKFjFw2yuvEpDL9wQ=="
          crossorigin=""/></head>
<body>
    <div id="map" style="width: 600px; height: 400px"></div>

var planes = [
		["7C6B07",-40.99497,174.50808],
		["7C6B38",-41.30269,173.63696],
		["7C6CA1",-41.49413,173.5421],
		["7C6CA2",-40.98585,174.50659],
		["C81D9D",-40.93163,173.81726],
		["C82009",-41.5183,174.78081],
		["C82081",-41.42079,173.5783],
		["C820AB",-42.08414,173.96632],
		["C820B6",-41.51285,173.53274]
		];

for (var i = 0; i < planes.length; i++) {
			marker = new L.marker([planes[i][1],planes[i][2]])
				.bindPopup(planes[i][0])
				.addTo(map);
		}
               
    </script>
</body>
</html>