java read a txt file code example
Example 1: java read file text
try(BufferedReader br = new BufferedReader(new FileReader("file.txt"))) {
StringBuilder sb = new StringBuilder();
String line = br.readLine();
while (line != null) {
sb.append(line);
sb.append(System.lineSeparator());
line = br.readLine();
}
String everything = sb.toString();
}
Example 2: java read text file
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;
public class JavaReadTextFileScanner
{
public static void main(String[] args) throws FileNotFoundException
{
File fl = new File("B:\demo.txt");
Scanner sc = new Scanner(fl);
while(sc.hasNextLine())
{
System.out.println(sc.nextLine());
}
sc.close();
}
}