Java Scanner remove() Method6 Nov 2024 | 1 min read The remove() method of Java Scanner class is used when remove operation is not supported by this implementation of Iterator. SyntaxFollowing is the declaration of remove() method: ParameterThis method does not accept any parameter. ReturnsThe remove() method does not return any value. ExceptionsUnsupportedOperationException- It will thrown exception if this method is invoked. Compatibility VersionJava 1.5 and above Example 1Output: Hi All! This is JavaTpoint. Exception in thread "main" java.lang.UnsupportedOperationException at java.base/java.util.Scanner.remove(Scanner.java:1490) at myPackage.ScannerRemoveExample1.main(ScannerRemoveExample1.java:10) Example 2Output: Enter Your Name: Java Name: Java Exception Found. Exception in thread "main" java.lang.UnsupportedOperationException at java.base/java.util.Scanner.remove(Scanner.java:1490) at myPackage.ScannerRemoveExample2.main(ScannerRemoveExample2.java:12) Next TopicJava-scanner-reset-method |
Java Scanner hasFloat() Method The hasFloat() is a method of Java Scanner class which is used to check if the token in this scanner's input can be interpreted as a float value using the Float() method. It returns true if the scanner's input can be interpreted...
3 min read
The locale() method of Java Scanner class is used to get a Locale which the Scanner class is using. Syntax Following is the declaration of locale() method: public Locale locale() Parameter This method does not accept any parameter. Returns The locale() method returns this scanner's locale. Exceptions NA Compatibility Version Java 1.5 and above Example 1 import java.util.*; public class...
2 min read
Java Scanner Line() Method The Line() method of Java Scanner class is used to get the input string that was skipped of the Scanner object. Syntax Following is the declaration of Line() method: public String Line() Parameter This method does not accept any parameter. Returns The Line() method returns the the line that was...
2 min read
Java Scanner hasBigInteger() Method The hasBigInteger() is a Java Scanner class method which is used to check the token in this scanner's input can be interpreted as a BigInteger value in the default radix or not. It returns true if it is interprated as a BigInteger...
4 min read
Java Scanner hasShort() Method The hasShort() is a Java Scanner class method which is used to check the token in this scanner's input can be interpreted as a short value in the default radix or not. It returns true if it is interprated as a short...
3 min read
The useRadix() method of Java Scanner class is used to set the default radix of the Scanner which is in using to the specified radix. Syntax Following is the declaration of useRadix() method: public Scanner useRadix(int radix) Parameter DataType Parameter Description Required/Optional int radix It is used by the scanner object to override the default radix. Required Returns The useRadix()...
2 min read
The skip() is a method of Java Scanner class which skips input that matches the specified pattern, ignoring delimiters. There are two different types of Java Scanner skip() method which can be differentiated depending on its parameter. These are: Java Scanner skip(String pattern) Method Java Scanner skip(Pattern pattern)...
2 min read
The delimiter() is a method of Java Scanner class which is used to get the Pattern which the Scanner class is currently using to match delimiters. Syntax Following is the declaration of delimiter() method: public Pattern delimiter() Parameter This method does not accept any parameter. Returns The delimiter() method returns the Pattern...
2 min read
The toString() method of Java Scanner class is used to get the string representation of Scanner using. The string representation of a Scanner contains information which is useful for debugging. Syntax Following is the declaration of toString() method: public String toString() Parameter This method does not accept any parameter. Returns The toString() method...
2 min read
The useLocale() method of Java Scanner class is used to sets this scanner's locale object to the specified locale. Syntax Following is the declaration of useLocale() method: public Scanner useLocale(Locale locale) Parameter Parameter Description Required/Optional locale It is a string which specifying the locale to use. Required Returns The useLocale() method returns this scanner's locale object. Exceptions NA Compatibility Version Java 1.5...
2 min read
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