# area
Takes one or more features and returns their area in square meters.
获取一个或多个features
,并返回其面积(平方米)。
参数
参数 | 类型 | 描述 |
---|---|---|
geojson | GeoJSON | input GeoJSON feature(s) |
返回
number - 面积(平方米)
示例
var polygon = turf.polygon([[
[108.09876, 37.200787], // 注意:polygon首尾坐标要一致
[106.398901, 33.648651],
[114.972103, 33.340483],
[113.715685, 37.845557],
[108.09876, 37.200787]
]]);
var area = turf.area(polygon);
npm install @turf/area