java read a text file into a string 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.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
public class JavaReadTextFileUsingBufferedReader
{
public static void main(String[] args) throws IOException
{
File fl = new File("B:\\demo.txt");
BufferedReader br = new BufferedReader(new FileReader(fl));
String str;
while((str = br.readLine()) != null)
{
System.out.println(str);
}
br.close();
}
}