When and why we use JavaScript in Blazor apps
The main selling point of Blazor is that it lets us build modern web applications using C# instead of JavaScript and that’s 100% true, but the presence of capabilities in the browser that have been built around JavaScript for many years makes the use of JavaScript mandatory in some cases.
Blazor already uses JavaScript behind the scenes in its engine, for example, to manipulate the Document Object Model (DOM), access some special features in the browser such as local storage, and even deal with files.
Because of the length of use of JavaScript in web development compared to Blazor, there are thousands of packages and tools that have been built using JavaScript over the years by corporates and open source contributors, including rich text editors, image croppers, and stuff like that. Having the ability to communicate with JavaScript from Blazor gives you the power to leverage those utilities directly out of the box instead of...