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Answer Creating and Using Custom Tag Helpers in ASP.NET Core
In ASP.NET Core, custom tag helpers provide a powerful way to extend the functionality of Razor views. They enable you to create reusable components that can simplify the development process and improve code maintainability. This guide will walk you through the steps of creating and using custom tag helpers in ASP.NET Core.
TagHelper class.[HtmlTargetElement] attribute to specify the HTML elements the tag helper targets.[HtmlTargetElement("custom-tag")] public class CustomTagHelper : TagHelper { // Implement the tag helper logic here } public class CustomTagHelper : TagHelper { public string CustomAttribute { get; set; } public override void Process(TagHelperContext context, TagHelperOutput output) { // Process logic here } } Process method in your tag helper class to define the logic that will be executed when the tag is processed.public override void Process(TagHelperContext context, TagHelperOutput output) { // Custom logic using tag attributes var customValue = CustomAttribute ?? "Default"; output.Content.SetHtmlContent($"Custom Value: {customValue}"); } _ViewImports.cshtml file in the Views folder.@addTagHelper *, YourProjectName <custom-tag custom-attribute="Hello"></custom-tag> By following these steps, you can create and use custom tag helpers in ASP.NET Core, enhancing the reusability and maintainability of your Razor views. This knowledge is crucial for developers seeking the best online coaching for .Net Training, as it demonstrates a deeper understanding of ASP.NET Core's powerful features.
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