试图将数据发送到服务器，但每次我运行我的代码时，都会在数据库中添加一个空行，并且 xcode 中会出现错误：“字符 1 周围的值无效。” UserInfo={NSDebugDescription=字符 1 周围的值无效。}
@IBAction func submitButton(_ sender: Any) {
let parameters = ["paramname": "abc",
"paramemail": "hammadnaeem680@gmail.com",
"parammobile": "1234567890",
"paramroomno": "402",
"paramtime": "9",
"paramsno": "137865",
"paramcomplaint": "ios appp check",
"paramblock": "CSE",
"paramtype": "server"] as Dictionary< String, String>
guard let url=URL(string:"http://uietcloud.puchd.ac.in/mail/submit.php")
else {
return
}
let session = URLSession.shared
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.setValue("Value", forHTTPHeaderField: "Key")
request.addValue("application/json", forHTTPHeaderField: "Content-Type")
guard let httpBody = try? JSONSerialization.data(withJSONObject: parameters, options: .prettyPrinted) else {
return}
request.httpBody = httpBody
request.addValue("application/json", forHTTPHeaderField: "Accept")
session.dataTask(with: request) { (data, response, error) in
if let data = data
{
do
{
let json = try JSONSerialization.jsonObject(with: data, options: .allowFragments)
print(json)
print("not an error")
}
catch{
print(error)
print("this is an error")
}
}
}
.resume()
}