java使用URLEncoder、URLDecoder进行URL参数的转码与解码

发布：2021/7/22 15:29:31作者：管理员来源：本站浏览次数：1290

url后参数的转码与解码

import java.net.URLDecoder;
import java.net.URLEncoder;

  String strTest = "?=abc?中%1&2<3,4>";
  strTest = URLEncoder.encode(strTest, "UTF-8");
  System.out.println(strTest);
  strTest = URLDecoder.decode(strTest,"UTF-8");
  System.out.println(strTest);

执行结果：

%3F%3Dabc%3F%E4%B8%AD%251%262%3C3%2C4%3E
?=abc?中%1&2<3,4>

jdk相关说明：

java.net. .encode( s, enc) throws

Translates a string into application/x-www-form-urlencoded format using a specific encoding scheme. This method uses the supplied encoding scheme to obtain the bytes for unsafe characters.

Note: The World Wide Web Consortium Recommendation states that UTF-8 should be used. Not doing so may introduce incompatibilites.

Parameters:

s String to be translated.

enc The name of a supported character encoding.

Returns:

the translated String.

Throws:

UnsupportedEncodingException - If the named encoding is not supported

Since:

1.4

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java使用URLEncoder、URLDecoder进行URL参数的转码与解码

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