c#通过反射获取自定义属性

PropertyInfo[] properties = typeof(BPM_ContractApproval_Purchase).GetProperties();

foreach (var property in properties)
{
string text = Convert.ToString(property.GetValue(entity));

var dingtalkAttribute = property.GetCustomAttribute(typeof(DingTalkFormInfoAttribute)) as DingTalkFormInfoAttribute;

if (dingtalkAttribute != null)
{
var attribute = property.GetCustomAttribute(typeof(DisplayAttribute)) as DisplayAttribute;

customeAttribute.Add(new BPM_Attribute_Dto()
{
Label = attribute != null ? attribute.Name : "",
Text = text,
OrderIndex = dingtalkAttribute.Index
});
}
}