Cross-domain issues with proxyTable in vue-cli project

What is cross-domain?

The same-origin policy stipulates that if any of the protocols, domain names, and ports of two URLs are different, they are considered to be cross-origin. This article mainly introduces to you a summary of the proxyTable cross-domain issues in the vue-cli project. The editor thinks it is quite good, so I will share it with you now and give you a reference. Let’s follow the editor to take a look, I hope it can help everyone.

What are the cross-domain solutions?

1.JSONP is the abbreviation of JSON with padding (filled JSON or parameterized JSON).

The principle of JSONP to implement cross-domain requests is simply to dynamically create the