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public static String sendPost(String url, String param) {
String result = "";
try {
URL httpurl = new URL(url);
HttpURLConnection httpConn = (HttpURLConnection) httpurl.openConnection();
httpConn.setDoOutput(true);
httpConn.setDoInput(true);
PrintWriter out = new PrintWriter(httpConn.getOutputStream());
out.print(param);
out.flush();
out.close();
BufferedReader in = new BufferedReader(new InputStreamReader(httpConn.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
result += line;
}
in.close();
} catch (Exception e) {
System.out.println("没有结果!" + e);
}
return result;
}