Solve the problem of Ajax cross-domain request data cookie loss

This article mainly uses front-end jquery and server-side php as examples to solve the problem of ajax cross-domain request data cookie loss. It is recommended to friends who have the same needs.

Front end:

Take jquery as an example:

Need to join

xhrFields: { withCredentials: true }, crossDomain: true, $.ajax({ type: postType, url: url, data: postData || '', xhrFields: { withCredentials: true }, crossDomain: true, success: function () { successCallback.apply(scope || this, arguments); }, failureCallback: function () { failureCallback.apply(scope || this, arguments); }, dataType: dataType });

Server side:

Take php as an example:

header("Access-Control-Allow-Credentials: true"); header('Access-Control-Allow-Origin: http://m.z.com');

It depends on your own situation

The above is what I compiled for everyone. I hope it will be helpful to everyone in the future.

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