Access Control Allow Origin Solution – AngularJs PHP Python Express JS with ASP NET

Access Control Allow Origin Solution – AngularJs PHP Python Express JS with ASP NET

In this Post We Will Explain About is Access Control Allow Origin Solution – AngularJs PHP Python Express JS with ASP NET With Example and Demo.Welcome on Live24u.com – Examples, The best For Learn web development Tutorials,Demo with Example! Hi Dear Friends here u can know to add access-control-allow-origin headerExample

In this post we will show you Best way to implement ajax access-control-allow-origin, hear for access-control-allow-origin header javascriptwith Download .we will give you demo,Source Code and examples for implement Step By Step Good Luck!.

You can download source code and Demo from below link.




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“No Access-Control-Allow-Origin header is present on the requested resource Origin null is therefore not allowed access”

This is a must server side issue Like as a (PHP, .net etc…). we don’t any need to add anywhere put headers in angular for cors. we need to put header on the server side below source code:

Second Answer :The server we are creating the request server side to has to implement simple CORS to grant JavaScript or any Frameworks from your website to access. Your any JavaScript can’t access or grant itself permission to call api to access another website.

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How to enable CORS in AngularJs

Access-Control-Allow-Headers: Content-Type
Access-Control-Allow-Methods: GET, POST, OPTIONS
Access-Control-Allow-Origin: *

Easy Way to JavaScript clients basic all the information access to your resources simply data requires adding one HTTP simple Response Header, namely Like this:

Access-Control-Allow-Origin: *
 Access-Control-Allow-Origin: http://live24u.com:8080

In ASP.NET

 Response.AppendHeader("Access-Control-Allow-Origin", "*");

In CGI Scripts

Access-Control-Allow-Origin: *

In PHP

 <?php
 header("Access-Control-Allow-Origin: *");




In Java servlets

 response.addHeader("Access-Control-Allow-Origin", "*");

Via VSP (Virtuoso Server Page)

<?vsp 
   IF (http_request_header (lines, 'Origin', NULL) = 'http://live24u.com')
     {
         http_header ('Access-Control-Allow-Origin: http://live24u.com\r\n');
     }
  ELSE 
     {
        RETURN;
     }
-- Live24u Domain add Additional source code here ---
?>

In ExpressJS

In your ExpressJS web-app on using nodejs, do the simple following with your routes with source code below.

Also Read :   Access Control Allow Origin http set Headers

using Nodejs Apps

app.all('/', function(req, res, next) {
    res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Headers", "X-Requested-With");
    next()
  });

using GET API
  app.get('/', function(req, res, next) {
    //Live24u.com - Handle the get for this route
  });

using POST API
 app.post('/', function(req, res, next) {
    //Live24u.com  Handle the post for this route
  })

With Python

 print "Content-Type: text/turtle"
  print "Content-Location: mydata.ttl"
  print "Access-Control-Allow-Origin: *"

You can download source code and Demo from below link.





Example

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