function searchElements(text) {
  var elements = document.getElementsByTagName('*');
  var matches = [];

  for (var i = 0; i < elements.length; i++) {
    var elementText = elements[i].innerText || elements[i].textContent;

    if (elementText.indexOf(text) !== -1) {
      matches.push(elements[i]);
    }
  }

  return matches;
}

// 使用示例：
var searchText = "部分文本";
var matchedElements = searchElements(searchText);

// 遍历匹配的元素数组
for (var j = 0; j < matchedElements.length; j++) {
  console.log(matchedElements[j]);
}