C# 复制对象属性 CopyProperties扩展方法

/// <summary>
/// 复制对象属性
/// </summary>
/// <param name="objThis"></param>
/// <param name="sourceObj"></param>
public static void CopyProperties(this object objThis, object sourceObj)
{
    //参数检查
    if (objThis == null || sourceObj == null || objThis == sourceObj) return;

    //获取对象属性列表
    PropertyInfo[] listThis = objThis.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public);
    PropertyInfo[] listSource = sourceObj.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public);
    foreach (PropertyInfo pThis in listThis)
    {
        PropertyInfo pSource = listSource.FirstOrDefault((PropertyInfo a) => a.Name.ToLower() == pThis.Name.ToLower());
        //重要！判断属性可读或可写
        if (pThis.CanWrite && pSource != null && pSource.CanRead)
        {
            pThis.SetValue(objThis, pSource.GetValue(sourceObj));
        }
    }
}

var emp1 = new dt_Employee();
var emp2 = new dt_Employee() { InfoID = "888", Age = 19 };
emp1.CopyProperties(emp2);