[Blazor - C#] 휴대전화번호 Pattern > C#/.Net/Blazor/IIS

https://devkimgoon.tistory.com/52 

<RadzenTextBox 

Name="PhoneNumber" 

ShowUpDown="false" 

style="width: 300px;" 

TValue="string?"  

@bind-Value=@cyberReqModel.PhoneNumber 

Placeholder="010-1234-1234" 

Change="@(args => OnChange(args, "Without Up/Down"))" />

<RadzenRegexValidator 

Component="PhoneNumber" 

Text="전화번호확인 010-1234-1234 형태로 입력해주세요" 

Pattern="01{1}[016789]{1}-[0-9]{3,4}-[0-9]{4}" 

Popup=true 

Style="position: absolute" />