ANGULARJS Basic Ng-focus Instruction Simple example _angularjs

Angularjs ng-focus Instruction

Angularjs instance

Executes an expression when the input box gets the focus:

<! DOCTYPE html>
 
 

When the instance gets the focus each time in the input box, the calculated variable "Count" is automatically added to 1.

Definitions and usage

The ng-focus directive is used to tell angularjs what action needs to be performed when the HTML element gets the focus.

The ng-focus directive does not overwrite the original onfocus event of the element, and the Ng-focus expression and the original onfocus event are executed when the event is triggered.

Grammar

<element ng-focus= "expression" ></element>

<a>, <input>, <select>, <textarea>, and window objects all support the directive.

Parameter values

value	Description
Expression	The expression to execute when the element gets the focus.

The above is the angular ng-focus basic data collation, follow-up continue to add.