Snippets tagged “scanner”

To get keyboard input in Java, you can use the Scanner class from the java.util package.

There are several ways to read an InputStream and convert it to a String in Java. One way is to use the BufferedReader and InputStreamReader classes to read the InputStream line by line, and use a StringBuilder to construct the final String:

To get user input in Java, you can use the Scanner class. Here's an example of how to get a string input from the user:

To put input from a Scanner into an array in Java, you can use a loop to read the input and store it in the array.

To read a file from a relative path in a Java project, you can use the File class from the java.io package and specify the relative path to the file.

To read an integer value from the standard input (keyboard) in Java, you can use the Scanner class from the java.util package.

To get input from the System.console() in Java, you can use the readLine() method of the Console class.

It is common for the Scanner class's next() and nextFoo() methods (where Foo is any primitive type such as Int, Double, etc.) to skip over newline characters in the input. This is because these methods are designed to read only the next token in the input

To split a string in Java by new line, you can use the split method of the String class and pass it the regular expression "\n" or "\r\n", depending on the platform you are running on.

To take a character input from the Scanner in Java, you can use the next() method to read a string and then use the charAt(int index) method to get the first character of that string. Here's an example:

Scanner.nextLine() is a method of the Scanner class in Java that reads a line of text from the input.