Murach: ASP.NET Core MVC, How To Work With Razor Views
- 5. Description • To execute one or more C# statements, you can declare a Razor code block by coding the @ sign followed by a pair of curly braces ({ }). Within the curly braces, you can code one or more C# statements. • To evaluate a C# expression and display its result, you can code an inline expression by coding the @ sign and then coding the expression within a pair of parentheses. For some expressions, the parentheses are optional.
- 8. A foreach loop that a list of links The result displayed in a browser
- 10. An if-else statement in a view
- 47. If necessary, the format specifiers round the number to the nearest decimal place. In most cases, that’s what you want. If it isn’t, you can apply rounding before you display the view. For example, you can apply rounding in the model. This figure presents three of the most common format specifiers, but many others exist. So, if you need to apply formatting that goes beyond the formatting specified in this figure, you can search the Internet for more information. In general, it’s considered a best practice for a controller or model to be responsible for providing the data for a view. In other words, a view shouldn’t retrieve data from a database because that’s the job of the controllers. Similarly, a view shouldn’t calculate a value to be displayed because that should be the job of a model object. However, once the model object calculates the value, the view can format that value because formatting and displaying data is the job of the view