{"id":59578,"date":"2018-05-02T15:21:31","date_gmt":"2018-05-02T09:51:31","guid":{"rendered":"https:\/\/www.vskills.in\/certification\/tutorial\/?p=59578"},"modified":"2024-04-12T14:13:19","modified_gmt":"2024-04-12T08:43:19","slug":"angular-components","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/angular-components\/","title":{"rendered":"Angular Components"},"content":{"rendered":"<h1>Angular Components<\/h1>\n<p>Every Angular application has at least one component, the root component that connects a component hierarchy with the page DOM. Each component defines a class that contains application data and logic, and is associated with an HTML template that defines a view to be displayed in a target environment.<\/p>\n<p>The @Component decorator identifies the class immediately below it as a component, and provides the template and related component-specific metadata.<\/p>\n<p>Decorators are functions that modify JavaScript classes. Angular defines a number of such decorators that attach specific kinds of metadata to classes, so that it knows what those classes mean and how they should work.<\/p>\n<p><strong>Component metadata<\/strong><br \/>\nThe @Component decorator identifies the class immediately below it as a component class, and specifies its metadata. In the example code below, you can see that HeroListComponent is just a class, with no special Angular notation or syntax at all. It&#8217;s not a component until you mark it as one with the @Component decorator.<\/p>\n<p>The metadata for a component tells Angular where to get the major building blocks it needs to create and present the component and its view. In particular, it associates a template with the component, either directly with inline code, or by reference. Together, the component and its template describe a view.<\/p>\n<p>In addition to containing or pointing to the template, the @Component metadata configures, for example, how the component can be referenced in HTML and what services it requires.<\/p>\n<p class=\"VSKILLbodytext\"><strong>IT Professionals, Web Developers, Web Programmers, IT students can Apply for the certification course to move ahead in their careers.<\/strong><\/p>\n<p><a href=\"https:\/\/www.vskills.in\/certification\/web-development\/angular-4-certification\" rel=\"attachment wp-att-61497\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-61497\" src=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4.png\" sizes=\"auto, (max-width: 1050px) 100vw, 1050px\" srcset=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4.png 1050w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4-300x48.png 300w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4-768x124.png 768w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4-1024x165.png 1024w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2018\/04\/Angular-4-712x115.png 712w\" alt=\"\" width=\"1050\" height=\"169\" \/><\/a><\/p>\n<ul>\n<li class=\"VSKILLbodytext\"><a href=\"https:\/\/www.vskills.in\/practice\/skills\/Web-Development\/Angular-4\" target=\"_blank\" rel=\"noopener\">Practice Test for Angular4 <\/a><\/li>\n<li class=\"VSKILLbodytext\"><a href=\"https:\/\/www.vskills.in\/certification\/web-development\/angular-4-certification\" target=\"_blank\" rel=\"noopener\">Govt Certification in Angular 4<\/a><\/li>\n<li><a href=\"https:\/\/www.vskills.in\/certification\/blog\/\">Blog posts on Angular 4 and Web Development<\/a><\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.vskills.in\/certification\/tutorial\/web-development\/angular-4\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-55483 size-full\" src=\"http:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2017\/05\/Back-Arrow.jpg\" alt=\"Angular 4 Tutorial Index\" width=\"47\" height=\"52\" \/>Back to Angular 4 Tutorial Main Page <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Angular Components Every Angular application has at least one component, the root component that connects a component hierarchy with the page DOM. Each component defines a class that contains application data and logic, and is associated with an HTML template that defines a view to be displayed in a target environment. The @Component decorator identifies&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[7230,7231,5743],"tags":[7263,7262],"class_list":["post-59578","page","type-page","status-publish","hentry","category-angular-2","category-angular-4","category-web-development","tag-angular-component","tag-angular-components"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Angular Components - Tutorial<\/title>\n<meta name=\"description\" content=\"Angular Components: every Angular application has at least one component. take Vskills tutorials for better understanding of the concept Click here.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vskills.in\/certification\/tutorial\/angular-components\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Angular Components - 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