> For the complete documentation index, see [llms.txt](https://manual-1-3.karamba3d.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://manual-1-3.karamba3d.com/chinese_1_3_3/3-in-depth-component-reference/3.8-utilities/3.8.9-remove-duplicate-lines.md).

# 3.8.9: 重复线删除 (Remove Duplicate Lines)

当用户有怀疑某个线列表中包含重复的线时，可以通过该运算器进行运算，运算结果是一个纯净的线列表。输入端&#x53E3;**“LDist（极限距离）”**&#x786E;定了被视为相同节点的极限距离。长度小&#x4E8E;**“LDist”**&#x7684;线将被忽略不计。仅有部分重叠的线无法被检测到。
