{
Global $ logger
$ ch = curl _ init()；
If (! $ ch)return- 1； //Set the appropriate parameters
curl_setopt($ch，CURLOPT_URL，$ URL)； //connection
If (! curl_setopt($ch，CURLOPT_HEADER，0))return-2； //Send, set curl_exec to return the execution result, and successfully return the obtained content, otherwise it is false.
curl_setopt($ch，CURLOPT_RETURNTRANSFER， 1)； //The return value is empty.
If (! curl_setopt($ch，CURLOPT_TIMEOUT，30))return-3； //The maximum time to perform a curl operation is1s.
If (! curl_setopt($ch，CURLOPT_CONNECTTIMEOUT，30))return-4； //curl's external time is 10 s.
$ result = curl _ exec($ ch)； //Access resources;
//The server failed to respond or the network connection was mishandled, requesting information retransmission, at most 10 times, with an interval of 10 s each time.
for($ I = 0； $ i & lt= 9; $i++ ){
If (! $result){ // No data was obtained last time.
$ result = curl _ exec($ ch)； //Next data transmission;
} Otherwise {
$ logger-& gt； Info ("notification of success");
Break;
}
}
If (! $result){
$ logger-& gt； Info ("notification failed");
}
curl _ close($ ch)； //Close curl resource
}