# XLINE Command
[GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [Commands](Help%20System/GSTARCAD/2021/Commands/(Commands).md) → [X](Help%20System/GSTARCAD/2021/Commands/X/(X).md)
The XLINE command is used to create infinitely long straight lines.
## Command Access:
> **Ribbon:** Home \> Draw \> XLINE **Menu:** Draw \> Construction Line
> **Command:** XLINE
## Command Prompts:
> Specify a point or \[Hor/Ver/Ang/Bisect/Offset\]:
## Function Description:
Users could create the structure and reference lines by infinitely long straight lines, and this kind of lines could trim.
Relative Glossary:
**Point:**
Create an xline by two specified points. Those two points determine the position of xline.
**Hor:**
Create a horizontal xline through specified point. This xline is parallel to X axis.
**Ver:**
Create a vertical xline through specified point. This xline is parallel to Y axis.
**Ang:**
Create an xline by specified angle.
> **Angle of xline:**
> Specify angle of xline.
> **Reference:**
> Specify angle between xline and selected reference. This angle is calculated by anticlockwise direction.
>
> 
> **Bisect:**
> Create an xline through specified vertex and bisecting two lines' intersection angle.
> This xline is determined by three points.
>
> 
> **Offset:**
>
> > **Offset distance:**
> > Specify offset distance from selected object.
> > **Through:**
> > Create an xline that through specified point and offsetting selected line.
## Other versions with matching text
[GstarCAD 2016](../../../2016/Commands/X/XLINE%20Command.md) · [GstarCAD 2017](../../../2017/Commands/X/XLINE%20Command.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/Commands/X/XLINE%20Command.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/Commands/X/XLINE%20Command.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/Commands/X/XLINE%20Command.md)