js 無痕建立表單提交 post 數據

js 無痕建立表單提交 post 數據

// action url路徑 ''
// params 參數包 {}
// target 跳轉類型 _target
function(action, params, target) {
  var fm = document.createElement("form");
  var params = params || {};
  fm.action = action;
  fm.method = "post";
  fm.target = target || "";
  fm.style.display = "none";
  for (var x in params) {
    var opt = document.createElement("input");
    opt.name = x;
    opt.value = params[x];
    fm.appendChild(opt);
  }
  document.body.appendChild(fm);
  fm.submit();
  document.body.removeChild(fm);
}