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跨域解决 Access to XMLHttpRequest at

跨域解决 Access to XMLHttpRequest at

html页面 添加这一行 contentType: “application/x-www-form-urlencoded”,

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>显示小区信</title> <script src="cdn.staticfile/jquery/1.10.2/jquery.min.js"> <script src="cdn.jsdelivr/npm/vue@2.6.14/dist/vue.js"></script> </head> <body> <div id="app"> <input v-model="username" class="money" ></input> </div> <script> const header=new Vue({ el:'#app', data:{ 'username':"" }, created:function(){ var that = this; $.ajax({ contentType: "application/x-www-form-urlencoded", url: "47.94.33.88/ajax/ajax.php", type:'POST', data:{ 'usrename':that.username }, success:function (data) { var json=JSON.parse(data); that.username=json; } }) } }) </script> </body> </html>

php页面 添加这一行 header(‘Access-Control-Allow-Origin: *’);

<?php header('Access-Control-Allow-Origin: *'); echo json_encode("hello"); ?>

本文标签: AccessXMLHttpRequest