# lineSliceAlong

Takes a line , a specified distance along the line to a start Point , and a specified distance along the line to a stop point and returns a subsection of the line in-between those points.
取一条线,沿该线到起始点的指定距离,以及沿该线到终止点的指定距离,并返回这些点之间的该线的分段。

参数

参数 类型 描述
line (Feature <LineString>|LineString) input line
startDist number distance along the line to starting point
stopDist number distance along the line to ending point
options Object Optional parameters: see below

options选项

属性 类型 默认值 描述
units string kilometers can be degrees, radians, miles, or kilometers

返回

Feature <LineString> - sliced line

示例

var line = turf.lineString([[7, 45], [9, 45], [14, 40], [14, 41]]);
var start = 12.5;
var stop = 25;
var sliced = turf.lineSliceAlong(line, start, stop, {units: 'miles'});
Last Updated: 1/19/2021, 10:59:20 AM