Angular dependable Country State City Cascading DropDownList

Angular dependable Country State City Cascading DropDownList

Today, We want to share with you .
In this post we will show you dependable Country-State-City Cascading dropdowns in AngularJs, hear for Cascading drop down/ select list using Angular 2 we will give you demo and example for implement.
In this post, we will learn about Angularjs Cascading Dropdown/Select with demo with an example.

Many a times we need a simple functionality
where we need list of the series of dropdowns menu which are all up to down depended on each other(one by one) to populate.(Like country,state,city,etc..)
simple ng-model directive binds the value to the all parameter in execute ng-change event Cascading DropDownList in AngularJS.
Angular JS really complex on angular all directives which HTML extended all the attributes with all the prefix of ng- (ng-show,ng-hide,ng-model,etc..)

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http://yourapplicationfolder/1.0.7/angular.min.js
http://appfile.js

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appfile.js

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function DataCountryListCntrl($scope) {
$scope.DatacountriesList = {
‘India’: {
‘Gujrat’: [‘Rajkot’, ‘Baroda’, ‘Ahemdabad’, ‘Surat’],
‘simalyan’: [‘pinues’, ‘Bhopal’, ‘Jabalpur’],
‘Rajasthan’: [‘devansta’, ‘Ajmer’, ‘ghodeshar’]
},
‘USA’: {
‘zatunjs’: [‘Montgomery’, ‘balkjhi’],
‘calndia’: [‘Sacramento’, ‘Fremont’],
‘languliya’: [‘Springfield’, ‘Chicago’]
},
‘America’: {
‘New South dworts’: [‘goa’],
‘vitarias’: [‘maherban’]
}
};
}

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Second Example : Cascading DropDownList in AngularJS

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javascript File

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function myController($scope) {
$scope.ncountrylist = {};
$scope.nstatelist = {};
$scope.city = {};
var allCountries = [{
Id: 1,
ncountrylistName: “USA”
}, {
Id: 2,
ncountrylistName: “Australia”
}];
var allnstatelists = [{
Id: 1,
nstatelistName: “Washington”,
ncountrylistId: 1
}, {
Id: 2,
nstatelistName: “New York”,
ncountrylistId: 1
}, {
Id: 3,
nstatelistName: “Queensland”,
ncountrylistId: 2
}];
var alldatacitieslist = [{
Id: 1,
CityName: “Washington DC”,
nstatelistId: 1
}, {
Id: 2,
CityName: “New York City”,
nstatelistId: 2
}, {
Id: 3,
CityName: “Brisbane”,
nstatelistId: 3
} ];

$scope.countries = allCountries;

$scope.$watch(‘ncountrylist’, function () {
$scope.nstatelists = allnstatelists.filter(function (s) {
return s.ncountrylistId == $scope.ncountrylist.Id;
});
$scope.city = {};
$scope.nstatelist = {};
$scope.datacitieslist = [];
});

$scope.$watch(‘nstatelist’, function () {
$scope.datacitieslist = alldatacitieslist.filter(function (c) {
return c.nstatelistId == $scope.nstatelist.Id;
});
$scope.city = {};
});
}
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Demo :

http://lab.devzone.co.in/angular-js-dropdowns/

http://jsfiddle.net/DotDotDot/TsxTU/14/

http://jsfiddle.net/U3pVM/17833/

http://jsfiddle.net/6eCZC/1/

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