access-control-allow-origin htaccess
<IfModule mod_headers.c>
Header set Access-Control-Allow-Origin *
</IfModule>access-control-allow-origin htaccess
<IfModule mod_headers.c>
Header set Access-Control-Allow-Origin *
</IfModule>access-control-allow-origin
app.use(function(req, res, next) {
res.header("Access-Control-Allow-Origin", "*");
res.header("Access-Control-Allow-Headers", "X-Requested-With");
next();
});allow cross origin
Access-Control-Allow-Origin: *
Access-Control-Allow-Origin: <origin>
Access-Control-Allow-Origin: nullcross origin even with allow header
header('Access-Control-Allow-Origin: http://localhost:8100');
header ("Access-Control-Expose-Headers: Content-Length, X-JSON");
header ("Access-Control-Allow-Methods: GET, POST, PATCH, PUT, DELETE, OPTIONS");
header ("Access-Control-Allow-Headers: Content-Type, Authorization, Accept, Accept-Language, X-Authorization");
header('Access-Control-Max-Age: 86400');
if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
// The request is using the POST method
header("HTTP/1.1 200 OK");
return;
}Access to XMLHttpRequest at 'http://localhost/MySQL_pracs/InsertUser.php' from origin 'http://localhost:4200' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headers in preflight response.
//Access to XMLHttpRequest at 'http://localhost/[api path].php' from origin 'http://localhost:4200' has been blocked by CORS policy: Request header field content-type is not allowed by Access-Control-Allow-Headers in preflight response.
//The error is simply saying that "Content-Type" is missing from "Access-Control-Allow-Headers".
//Therefore we need to add "Content-Type" to "Access-Control-Allow-Headers".
<?php
header('Access-Control-Allow-Headers: Content-Type');
-----
?>set Access-Control-Allow-Origin header to * cors
var config = {
development: {
//url to be used in link generation
url: 'http://my.site.com',
//mongodb connection settings
database: {
host: '127.0.0.1',
port: '27017',
db: 'site_dev'
},
//server details
server: {
host: '127.0.0.1',
port: '3422'
}
},
production: {
//url to be used in link generation
url: 'http://my.site.com',
//mongodb connection settings
database: {
host: '127.0.0.1',
port: '27017',
db: 'site'
},
//server details
server: {
host: '127.0.0.1',
port: '3421'
}
}
};
module.exports = config;Copyright © 2021 Codeinu
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