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angularjs phone number validation

AngularJs Phone Number Validation

This code sample are used to validate a phone number using ng-required, ng-pattern, ng-minlength and ng-maxlength which are given below in detail.

Table of Contents.
  1. input type is equal to text i.e. [type="text"].
  2. Used to required element.
  3. Used to ng-pattern attribute.
  4. Used to minlength and maxlength.
  5. place-holder control etc.. 
Example code as given below.

<!doctype html>
<html>
<head>
  <script src="http://code.angularjs.org/1.2.9/angular.min.js"></script>
  <style>
    .error {
      color: red;
    }
  </style>
  <script>
      var app = angular.module('myApp', []);

      app.controller('mainCtrl', function ($scope) {
          $scope.phoneNumbr = /^\+?\d{2}[- ]?\d{3}[- ]?\d{5}$/;
      });
  </script>
</head>
<body ng-app="myApp">
  <ng-form name="myForm" ng-controller="mainCtrl">
    <div>Phone No. :</div>
    <div>
      <input type="text" placeholder="+91-636-78658" name="phone" ng-pattern="phoneNumbr" ng-model="phone" />
      <span class="error" ng-show="myForm.phone.$error.required">Required!</span>
      <span class="error" ng-show="myForm.phone.$error.minlength">Phone no not less that 10 char.</span>
      <span class="error" ng-show="myForm.phone.$error.maxlength">Phone no not more than 11 char.</span>
      <br><span class="error" ng-show="myForm.phone.$error.pattern">Please match pattern [+91-036-78658 || 91-036-78658]</span>
    </div>
  </ng-form>
</body>
</html>

The live demo example link http://embed.plnkr.co/I0J0Zi/preview



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