From file to array java

ArrayList<String> result = new ArrayList<>();
 
try (BufferedReader br = new BufferedReader(new FileReader(filename))) {
    while (br.ready()) {
        result.add(br.readLine());
    }
}

Source: baeldung.com

From file to array java

BufferedReader bufferedReader = new BufferedReader(new FileReader(myfile));
String []data;
data = new String[10]; // <= how can I do that? data = new String[lines.size]

for (int i=0; i<lines.size(); i++) {
    data[i] = abc.readLine();
    System.out.println(data[i]);
}
abc.close();

Source: stackoverflow.com

From file to array java

BufferedReader abc = new BufferedReader(new FileReader(myfile));
List<String> lines = new ArrayList<String>();

while((String line = abc.readLine()) != null) {
    lines.add(line);
    System.out.println(data);
}
abc.close();

// If you want to convert to a String[]
String[] data = lines.toArray(new String[]{});

-1

Source: stackoverflow.com

Similar codes

10 votes417 views3 answers
H2 database spring boot
Java Spring
-1 vote243 views2 answers
Combox in java
Java
0 vote289 views1 answer
Concatenating two int in java
Java
0 vote273 views1 answer
Regex java email validation
Java
0 vote273 views1 answer
What is the process of mvvm in android
Java
0 vote286 views1 answer
Java switch expression produce result
Java
2 votes313 views1 answer
Android parse timestamp
Java
0 vote307 views1 answer
Javac clear
Java
0 vote283 views1 answer
Add a value to a list java in java hashmap
Java
1 vote278 views1 answer
Java real random
Java