Kam*_*ian 24 c# http unity-game-engine
如何使用Unity在C#中发送HTTP GET和POST请求?
我想要的是:
我尝试过的:
大多数问题都是使用线程,我在C#中没有足够的经验.我使用的文本编辑器是Intellij Rider.
Pro*_*mer 62
该WWW
API应该完成这件事,但UnityWebRequest
取而代之,所以我会回答新的API.这很简单.您必须使用协同程序使用Unity的API执行此操作,否则您必须使用C#标准Web请求API和线程之一.使用协程,您可以在完成之前提出请求.这不会阻止主线程或阻止其他脚本运行.
注意:
对于下面的示例,如果您使用Unity 2017.2以下的任何内容,请替换SendWebRequest()
为Send()
,然后替换isNetworkError
为isError
.这将适用于较低版本的Unity.此外,如果您需要以二进制形式访问下载的数据,请替换uwr.downloadHandler.text
为uwr.downloadHandler.data
.最后,该SetRequestHeader
函数用于设置请求的标头.
GET请求:
void Start()
{
StartCoroutine(getRequest("http:///www.yoururl.com"));
}
IEnumerator GetRequest(string uri)
{
UnityWebRequest uwr = UnityWebRequest.Get(uri);
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Received: " + uwr.downloadHandler.text);
}
}
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表格的POST请求:
void Start()
{
StartCoroutine(postRequest("http:///www.yoururl.com"));
}
IEnumerator PostRequest(string url)
{
WWWForm form = new WWWForm();
form.AddField("myField", "myData");
form.AddField("Game Name", "Mario Kart");
UnityWebRequest uwr = UnityWebRequest.Post(url, form);
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Received: " + uwr.downloadHandler.text);
}
}
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使用Json的POST请求:
void Start()
{
StartCoroutine(postRequest("http:///www.yoururl.com", "your json"));
}
IEnumerator PostRequest(string url, string json)
{
var uwr = new UnityWebRequest(url, "POST");
byte[] jsonToSend = new System.Text.UTF8Encoding().GetBytes(json);
uwr.uploadHandler = (UploadHandler)new UploadHandlerRaw(jsonToSend);
uwr.downloadHandler = (DownloadHandler)new DownloadHandlerBuffer();
uwr.SetRequestHeader("Content-Type", "application/json");
//Send the request then wait here until it returns
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Received: " + uwr.downloadHandler.text);
}
}
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使用Multipart FormData/Multipart表单文件的POST请求:
void Start()
{
StartCoroutine(postRequest("http:///www.yoururl.com"));
}
IEnumerator PostRequest(string url)
{
List<IMultipartFormSection> formData = new List<IMultipartFormSection>();
formData.Add(new MultipartFormDataSection("field1=foo&field2=bar"));
formData.Add(new MultipartFormFileSection("my file data", "myfile.txt"));
UnityWebRequest uwr = UnityWebRequest.Post(url, formData);
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Received: " + uwr.downloadHandler.text);
}
}
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PUT请求:
void Start()
{
StartCoroutine(putRequest("http:///www.yoururl.com"));
}
IEnumerator PutRequest(string url)
{
byte[] dataToPut = System.Text.Encoding.UTF8.GetBytes("Hello, This is a test");
UnityWebRequest uwr = UnityWebRequest.Put(url, dataToPut);
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Received: " + uwr.downloadHandler.text);
}
}
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删除请求:
void Start()
{
StartCoroutine(deleteRequest("http:///www.yoururl.com"));
}
IEnumerator DeleteRequest(string url)
{
UnityWebRequest uwr = UnityWebRequest.Delete(url);
yield return uwr.SendWebRequest();
if (uwr.isNetworkError)
{
Debug.Log("Error While Sending: " + uwr.error);
}
else
{
Debug.Log("Deleted");
}
}
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