markSupported(): This method is available in the java.io.StringReader class of Java.
Syntax:
boolean java.io.StringReader.markSupported()
This method tells whether this stream supports the mark() operation, which it does.
Parameters: NA
Returns: true if and only if this stream supports the mark operation.
Exceptions: NA
Approach
Java
import java.io.StringReader;public class StringReadermarkSupported {public static void main(String[] args) {String s = "HELLO JAVA";StringReader stringReader = new StringReader(s);System.out.println(stringReader.markSupported());}}
Output:
true
Some other methods of StringReader
close(): This method closes the stream and releases any system resources associated with it.
mark(int): This method marks the present position in the stream. Subsequent calls to reset() will reposition the stream to this point.
markSupported(): This method tells whether this stream supports the mark() operation, which it does.
read(): This method reads a single character.
read(char[], int, int): This method reads characters into a portion of an array.
ready(): This method tells whether this stream is ready to be read.
reset(): This method resets the stream to the most recent mark, or to the beginning of the string if it has never been marked.
skip(long): This method skips the specified number of characters in the stream.
StringReader(String): This method creates a new string reader.
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