Angular.md

Angular

Angular

Angular CLI Installation

# Installing New
npm install -g @angular/cli

# Updating Existing:
# Uninstall the current version of Angular CLI (if installed):
npm uninstall -g @angular/cli

# Clear the npm cache (optional but recommended):
npm cache clean --force

# Install the latest version of Angular CLI globally:
npm install -g @angular/cli@latest

# Verify the installation:
ng version

Create new project

ng new my-app 
npm start

Add new component or service

ng generate component heroes
ng generate service hero

# .css
# .html
# .spec.ts
# .ts

keep Types in angular templates

// in template .html
 <ng-template [ngIf]="identity(node)" let-node="ngIf">
  <div>{{node.propertyIsRecognized}}
 </ng-template>

// in .ts
  identity(value: any): MyType {
    return value as MyType;
  }