What is StringTokenizer class in Java?
The string tokenizer class allows an application to break a string into tokens. The tokenization method is much simpler than the one used by the StreamTokenizer class. The StringTokenizer methods do not distinguish among identifiers, numbers, and quoted strings, nor do they recognize and skip comments.
Do the program for StringTokenizer in Java?
Example of StringTokenizer Class
- import java.util.StringTokenizer;
- public class Simple{
- public static void main(String args[]){
- StringTokenizer st = new StringTokenizer(“my name is khan”,” “);
- while (st.hasMoreTokens()) {
- System.out.println(st.nextToken());
- }
- }
What are the various methods used in StringTokenizer class?
Following are 5 types of Methods available in Java StringTokenizer:
- hasMoreTokens() The method java. util.
- nextToken() The method java. util.
- countTokens() This method java. util.
- nextElement() This method returns Object rather than String and java. util.
- hasMoreElements() Next, in this method java. util.
How do I tokenize a string in Java 8?
The string tokenizer class allows an application to break a string into tokens. The tokenization method is much simpler than the one used by the StreamTokenizer class….Method Summary.
| Modifier and Type | Method and Description |
|---|---|
| String | nextToken(String delim) Returns the next token in this string tokenizer’s string. |
What is the difference between StringTokenizer and split?
A token is returned by taking a substring of the string that was used to create the StringTokenizer object….Difference Between StringTokenizer and Split Method in Java.
| StringTokenizer | Split() |
|---|---|
| It just accepts a String by which it will split the string | It accepts regular expressions. |
| The delimiter is just a character long. | The delimiter is a regular expression. |
What is a StringTokenizer discuss the different constructors of it with suitable example?
A token is returned by taking a substring of the string that was used to create the StringTokenizer object. Constructors: StringTokenizer(String str) : str is string to be tokenized. For example, if string is “hello geeks” and delimiter is ” “, then tokens are “hello” and “geeks”.
What can I use instead of a string tokenizer?
split() method is better and recommended than using StringTokenizer . Here tokens are returned in form of a string array which we are free to use as we wish. Program to split a string in java with delimiter comma.
What is Tokenizing a string with example?
Should I use StringTokenizer?
StringTokenizer is a legacy class that is retained for compatibility reasons although its use is discouraged in new code. It is recommended that anyone seeking this functionality use the split method of String or the java.
Which is better StringTokenizer or split?
The split() method is preferred and recommended even though it is comparatively slower than StringTokenizer. This is because it is more robust and easier to use than StringTokenizer. A token is returned by taking a substring of the string that was used to create the StringTokenizer object.
How do you use multiple delimiters in StringTokenizer?
In order to break String into tokens, you need to create a StringTokenizer object and provide a delimiter for splitting strings into tokens. You can pass multiple delimiters e.g. you can break String into tokens by, and: at the same time. If you don’t provide any delimiter then by default it will use white-space.
How do I create a string in Java?
There are two ways to create string in Java. Using the new operator. Syntax String = new String(“ ”); This method of creation of strings creates a new object in the heap and hence should be avoided,
How can I compare two strings in Java?
You can compare two Strings in Java using the compareTo() method, equals() method or == operator. The compareTo() method compares two strings. The comparison is based on the Unicode value of each character in the strings.
Is string in Java a class or object?
Strings, which are widely used in Java programming, are a sequence of characters. In Java programming language, strings are treated as objects. The Java platform provides the String class to create and manipulate strings.
How do you declare a string in Java?
Declaring arrays and strings for Java When you communicate with Java, declare arrays by using the special array classes, and declare strings by using jstring. To use one of these classes for interoperability with Java, you must code an entry in the REPOSITORY paragraph.