Normally, Java properties file is used to store project configuration data or settings. In this tutorial, we will show you how to read and write to/from a properties file.
ReadFileLineByLine
package java9r.blogspot.com;
import java.io.IOException;
import java.util.Properties;
public class ReadFileLineByLine {
public static void main(String[] args) {
Properties configFile = new Properties();
try {
configFile.load(ReadFileLineByLine.class.getClassLoader().getResourceAsStream("config.properties"));
String name = configFile.getProperty("name");
String age = configFile.getProperty("age");
System.out.println(name);
System.out.println(age);
} catch (IOException e) {
e.printStackTrace();
}
}
}
config.properties
#userInfo
age=22
name=ravi
city=hyderabad
Output
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