Create a GeoJSON structure in for loop

create-geojson-for-loop.js

var geojson = {};
geojson['type'] = 'FeatureCollection';
geojson['features'] = [];

for (var k in data) {
	var newFeature = {
		"type": "Feature",
		"geometry": {
			"type": "Point",
			"coordinates": parseFloat(data[k].lng), parseFloat(data[k].lon)]
		},
		"properties": {
			"title": data[k].title,
			"description": data[k].desc
		}
	}
	geojson['features'].push(newFeature);
}