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How to highlight the error line in Edit control?

Edit control supports to highlight the error lines. It can be achieved using below functions,


RegisterUnderlineFormat: Used to set custom underline format. It contains the below parameter.


  1. Color:  Used to set the underline custom color.


  1. UnderlineStyle:  Used to set the Style of the underlining, like as Dash, DashDot, Dot, Solid, Wave.


  1. UnderlineWeight: Used to set the Weight of the underlining like as Bold, Double, Double Bold, Thin.


SetUnderline: Used to set the underline in specified text region.


RemoveUnderLine: Used to remove the underline in specified region.


The following code demonstrates same.









Sample Links


C#: EditControlErrorHighlight

VB: EditControlErrorHighlight

Article ID: Published Date: Last Revised Date: Platform: Control:
8363 01/31/2018 01/31/2018 WinForms EditControl
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