has been blocked by CORS policy: Response to preflight request doesn’t pass access control check: No ‘Access-Control-Allow-Origin’ header is present on the requested resource.
let body = new FormData();
let head=new Headers();
var header = { "headers": {"Content-Type": "application/json"} };
var options = new RequestOptions();
options.headers = new Headers();
options.headers.append('Content-Type', 'application/json');
options.headers.append('X-Requested-With', 'XMLHttpRequest');
body.append('cmd', "get_page_ad_list");
body.append('page_idx','1');
body.append('code', "wouienfjnfyen3wf42hnlks#$@#23");
console.log(body);
this.http.post('http://seoul7209.cafe24.com/api/api.php',body,options).subscribe((r)=>{
window.alert(r);
console.log(r);
})
I added server code header(“Access-Control-Allow-Origin: *”);
but having same error…
how can I solve problem…