Introduction to Angular JS Application
Concepts of Angular JS Application :
The ideas of Angular JS Application with their examples are as follows:
Directives to extend HTML attributes:
The function directive is distinctive and out there in different frameworks. The directives are written simply and may be generic additionally as it can be written once and reused many occasions. The directives are really useful and there are numerous reasons to use like when you’ve special wants because the custom grid or different performance, the directive you need really doesn’t exist but. The Angular JS Application directive begins with ‘ng-’ like ng-pp, ng-controller, ng-view, ng-model, ng-class, ng-click, ng-src, and so forth.
Looping with ng-repeat:
It is used for the communication between controller and consider. It binds a view to the view model and features defined in controller Angular JS Application supports nested or hierarchical scopes. It is a knowledge source for Angular JS Application and it could add or remove property when required. All the info manipulation and task of knowledge happens via scope object when to do CRUD operation.
These are used to define the scope for the views and scope could be regarded as variables and features that view might use some binding.
Full Identify: firstName + ” ” + lastName
It synchronizes the info between the mannequin and the view. It means the change within the mannequin will replace the view. The ng-model directive is used for two-way knowledge binding.
When the consumer varieties into the text box the modified worth exhibits in higher and lower case in a label that is two-way knowledge binding.
It is used when the state has been shared throughout the appliance and wish a solution for knowledge storage. It may be a singleton and can be utilized by different elements reminiscent of directives, controllers and other providers. The providers which might be used is $http, $location, $log, $route, $filter, $doc, $timeout, $exceptionHandler.
It helps in dividing the app into a number of views and bind multiple views to controllers. It divides the SPA into multiple views to logically divide the app and make it extra manageable.
Example: default route.
in any other case(
These are used to extend the conduct of binding expression and directive. It permits formatting the info and to format values or to use sure circumstances. Filters are invoked in HTML with the pipe inside expressions.
- (x.identify | uppercase) + ‘, ‘ + x.age +’,’+x.city
The expressions are the declarative method of specifying knowledge binding location in HTML and utilizing an expression for knowledge binding. It may be added in HTML templates and does not help control stream statements however it help filters to format the info earlier than displaying it.
Input something in the enter box:
You wrote: firstName
The module is the container of an software and software controllers belong to the module. It is a set of features and divides the appliance into the small and reusable useful element. A module might be recognized by a singular identify and might be depending on different modules.
firstName + ” ” + lastName
To check the Angular JS Application code, check frameworks are extensively used like Jasmine and karma. These testing frameworks primarily help mocking and highly configurable using a JSON file with the help of varied plug-in Angular JS Application.
Conclusion – Angular JS Application
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This text has been a information to Angular JS Application. Right here we’ve discussed the Concepts of Angular JS Application with some example to get a better understanding. You might also take a look at the next article to study extra.
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