Creating a custom username input directive
Since you have gone through the process of creating a component in the preceding section, you may wonder what the difference is between a component and a directive. If you have some experience with Angular 1, you may notice that it had no definition of a component. Starting in Angular 2, there are the following three kinds of directive:
|
Kind |
Description |
|---|---|
|
Components |
They have a template and a class associated with the component (that is, |
|
Structural directives |
They change the DOM structure within the scope of where it is (that is, |
|
Attribute directives |
They change the appearance of the current DOM by intercepting its display or events |
You may have a mix of both structural ...
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