$On()
The $on is used to listen to each events.
$on also work to push a function into a stack and returns to another function and clean the original functions from that stack.
$watch()
The angularjs create watch internally.
The watch means that angularjs watches the changes in the variable on the $scope object.
The watches are created using the $scope.$watch() method.
The $scope.watch() method creates a watch of some variables.
When you register a watch you need to pass two functions
1. One is value function
2. and other is listener function
for example
$scope.$watch(function() {},function() {});
The $on is used to listen to each events.
$on also work to push a function into a stack and returns to another function and clean the original functions from that stack.
$watch()
The angularjs create watch internally.
The watch means that angularjs watches the changes in the variable on the $scope object.
The watches are created using the $scope.$watch() method.
The $scope.watch() method creates a watch of some variables.
When you register a watch you need to pass two functions
1. One is value function
2. and other is listener function
for example
$scope.$watch(function() {},function() {});
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