What Scanner class method would you use to read a String from the keyboard?

To read strings, we use nextLine(). To read a single character, we use next(). charAt(0). next() function returns the next token/word in the input as a string and charAt(0) function returns the first character in that string.

What Scanner method is used for String data types?

Java Scanner class
The Java Scanner class is widely used to parse text for strings and primitive types using a regular expression. It is the simplest way to get input in Java. By the help of Scanner in Java, we can get input from the user in primitive types such as int, long, double, byte, float, short, etc.

What is the use of the nextLine () method?

The nextLine() method of the java. util. Scanner class scans from the current position until it finds a line separator delimiter. The method returns the String from the current position to the end of the line.

Can Scanner scan a String?

A simple text scanner which can parse primitive types and strings using regular expressions. A Scanner breaks its input into tokens using a delimiter pattern, which by default matches whitespace. The resulting tokens may then be converted into values of different types using the various next methods.

Which method can be used to read all the characters in the given String?

Discussion Forum
Que.Which function is used to read all the characters?
b.Readcharacters()
c.Readall()
d.Readchar()
Answer:Read()

What Scanner class method reads an int?

nextInt()
Java Scanner Methods to Take Input
MethodDescription
nextInt()reads an int value from the user
nextFloat()reads a float value form the user
nextBoolean()reads a boolean value from the user
nextLine()reads a line of text from the user

Which method in the Scanner class reads the next token and returns the input as a String?

Returns true if the scanner has another line in its input; false otherwise. Returns true if the next token in the scanner can be interpreted as an int value.
…
MethodReturns
double nextDouble()Returns the next token as a long. If the next token is not a float or is out of range, InputMismatchException is thrown.

Which methods are used to read single character from the console?

Discussion Forum
Que.Which of these methods are used to read single character from the console?
b.getline()
c.read()
d.readLine()
Answer:read()

Which method is used to read the data from keyboard *?

InputStreamReader class can be used to read data from keyboard. BufferedReader class: BufferedReader class can be used to read data line by line by readLine() method. The Console class can be used to get input from the keyboard.

Which function is used to read all characters in Python?

Explanation: the read function reads all characters fh = open(“filename”, “r”) content = fh. read().

Which method is used to read a single line from the file?

Discussion Forum
Que.Which function is used to read single line from file?
b.Readlines()
c.Readstatement()
d.Readfullline()
Answer:Readlines()

Which of this method is used to read string from the console?

Discussion Forum
Que.Which of these method used to read strings from the console?
b.getline()
c.read()
d.readLine()
Answer:readLine()

Which one is used to read a single character?

function is used to read a single character from a file.

Which method is used to read a single line from the file in Python?

Python File readline() Method

Python file method readline()reads one entire line from the file. A trailing newline character is kept in the string.

What is the use of SEEK () method in files?

The seek() method sets the current file position in a file stream. The seek() method also returns the new postion.

Which of the following function is used to read data from file?

C File management
functionpurpose
fprintf ()Writing a block of data to a file
fscanf ()Reading a block data from a file
getc ()Reads a single character from a file
putc ()Writes a single character to a file
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Feb 19, 2022

Which function is used to read single line from the file in PHP?

fgets()
PHP Read Single Line – fgets()

The fgets() function is used to read a single line from a file.

What does Strip () do in Python?

The Strip() method in Python removes or truncates the given characters from the beginning and the end of the original string. The default behavior of the strip() method is to remove the whitespace from the beginning and at the end of the string.

What does read () do in Python?

Python File read() Method

The read() method returns the specified number of bytes from the file. Default is -1 which means the whole file.

Which of the following are used to read data from file in PHP?

The PHP fread() function is used to read data of the file.

Which function is used to read an existing file in PHP?

Explanation: The readfile() function is used to read data from an existing file and write to the output buffer.

How do you read each line in a file in PHP?

php if ($file = fopen(“flowers. txt”, “r”)) { while(! feof($file)) { $line = fgets($file); echo (“$line”); } fclose($file); } ?>
…
Use fgets() Function to Read a Large File Line by Line in PHP.
ParametersDescription
$fileNamemandatoryIt is the file that we want to read line by line.
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Sep 22, 2020