$(function () {
Var Settings={
"Async" : true, 
"CrossDomain" : true, 
"Url" : "http://192.168.1.60/ISAPI/System/Video/inputs/channels/1/overlays/text", 
"Method" : "PUT", 
"Headers" : {
"Access - Control - Allow - Origin" : "*", 
"Authorization" : "Basic YWRtaW46enp4eTEyMzQ1Ng==", 
"Cache-control" : "no - cache," 
"Postman - Token" : "0 c288f09-09 c6-4088 - b79b - c969b2833124" 
}, 
"Data" : "& lt; TextOverlayList size=\ \ "500 " & gt;   1  True  10  70 & lt;/positionY>  Dongfeng 4-1868-11/hour DK200 + 509 & lt;/displayText>  " 
} 

$. Ajax (Settings). The done (function (response) {
Layer. MSG (" & lt; Span style="color: # FFFFFF; '& gt; Has updated! " ); 
}); 
}); 
</script> 

Perform on a piece of code hint: (the code above is the following c # transformation, through the POSTman execution is no problem, but in the browser is washed-up, the client can't install IIS server compilation aspx file, how to solve?
http://192.168.1.60/ISAPI/System/Video/inputs/channels/1/overlays/text'Access - Control - Allow - Origin' header is present on the requested resource.

The following c # perform no problem, I need the client JS scripts run successfully, because it is LAN IP,

 

String URI="http://192.168.1.60/ISAPI/System/Video/inputs/channels/1/overlays/text"; 
The Stream outstream=null; 
The Stream instream=null; 
StreamReader sr=null; 

//the new definition of HTTP request, cannot use the new, https://msdn.microsoft.com/zh-cn/library/system.net.httpwebresponse (v=versus 110). Aspx 
HttpWebRequest the req=(HttpWebRequest) WebRequest. Create (URI). 
//to note this is the encoding, and the content of the Xml content encoding 
Encoding Encoding=Encoding. GetEncoding (" utf-8 "); 
Byte [] data=https://bbs.csdn.net/topics/System.Text.Encoding.UTF8.GetBytes (xmlPath); 
The req. Method="PUT"; 
The req. ContentType="text/plain; Charset=utf-8 "; 
//add user name password to complete the Authorization certification 
String username="admin"; 
String password="zzxy123456"; 
String userPasswd=+ ":" username + password; 
CredentialCache mycache=new CredentialCache (); 
Mycache. Add (new Uri (Uri), the "Basic", new NetworkCredential (username, password)); 
The req. Credentials=mycache; 
The req. Headers. The Add (" Authorization ", "Basic" + Convert. ToBase64String (new ASCIIEncoding () GetBytes (userPasswd))); 
//send content 
Outstream=the req. GetRequestStream (); 
Outstream. Write (data, 0, the data Length); 
Outstream. Flush (); 
Outstream. Close (); 

HttpWebResponse res=(HttpWebResponse) the req. The method GetResponse (); 
//receive NVR return data information 
Res=the req. The method GetResponse () as HttpWebResponse; 
//until the req. The method GetResponse () program to start sending a Post request to the target web page 
Instream=res. GetResponseStream (); 
The sr=new StreamReader (instream, encoding); 
//return the result page code 
The string content=sr. ReadToEnd (); 
The Console. Write (content); 
The Console. The Read (); 

CodePudding user response:

"crossDomain" : true,

This, no corresponding translation, after all, she is declared the cross-domain Access your current return is also "' Access - Control - Allow - Origin" cross domain Access failure

So when you submit, please add: to the water head area Access - Control - Allow - Origin mark

CodePudding user response:

So in the HTML head? The head between
<meta HTTP - equiv="Access - Control - Allow - Origin" content="*"/& gt;

 
 
 
<meta HTTP - equiv="Access - Control - Allow - Origin" content="*"/& gt;