HOOK大法

// 请求头hook 测试网站同花顺 OK

var header_old = window.XMLHttpRequest.prototype.setRequestHeader;
window.XMLHttpRequest.prototype.setRequestHeader = function (key, value) {
if (key=='k'){
console.log(key, value)
debugger;
}
if (key=='token'){
console.log(key, value)
debugger;
}
debugger;
return header_old.apply(this, arguments);
}

// cookie 测试网站同花顺 OK
(function () {
  var cookieTemp = '';
  Object.defineProperty(document, 'cookie', {
    set: function (val) {
      if (val.indexOf('v') != -1) {
        debugger;
      }
      console.log('Hook捕获到cookie设置->', val);
      cookieTemp = val;
      return val;
    },
    get: function () {
      return cookieTemp;
    },
  });
})();