在一行中显示具有相同键的对象

function displayObjectsWithSameKey(objects) {
  var result = '';
  var keys = {};

  // 遍历对象数组，统计相同键的个数
  for (var i = 0; i < objects.length; i++) {
    var obj = objects[i];
    var objKeys = Object.keys(obj);

    for (var j = 0; j < objKeys.length; j++) {
      var key = objKeys[j];
      keys[key] = keys[key] || 0;
      keys[key]++;
    }
  }

  // 遍历键的统计结果，将具有相同键的属性值连接成字符串
  for (var key in keys) {
    if (keys[key] > 1) {
      var values = [];

      for (var i = 0; i < objects.length; i++) {
        var obj = objects[i];
        if (obj.hasOwnProperty(key)) {
          values.push(obj[key]);
        }
      }

      result += key + ': ' + values.join(', ') + '; ';
    }
  }

  return result.trim();
}

// 测试数据
var objects = [
  { name: 'Alice', age: 25, occupation: 'engineer' },
  { name: 'Bob', age: 30, occupation: 'developer' },
  { name: 'Charlie', age: 35, occupation: 'manager' },
  { name: 'Dave', age: 25, occupation: 'engineer' },
  { name: 'Eve', age: 30, occupation: 'developer' },
  { name: 'Frank', age: 35, occupation: 'manager' }
];

console.log(displayObjectsWithSameKey(objects));