has been blocked by CORS policy: Request header field aaa is not allowed by Access-Control-Allow-Hea
Vue項目中使用axios做爲http請求庫,我想在get請求中添加一個自定義的請求頭,結果在我請求數據的時候,就報出了跨域的問題.javascript 給http請求添加自定義的請求頭參數很經常使用,如我給個人請求添加token給服務端驗證請求的合法性等,我在個人項目中給全部的get請求添加了一個aaa參數,結果我在使用get請求數據的時候,報出了跨域問題的異常信息.報的信息以下:html Ac
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