What is a StringTokenizer?
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.
What is the purpose of StringTokenizer class explain?
StringTokenizer class allows an application to break a string into tokens. This class is a legacy class that is retained for compatibility reasons although its use is discouraged in new code. Its methods do not distinguish among identifiers, numbers, and quoted strings.
Which package contains StringTokenizer?
util package includes StringTokenizer tokenizes string into independent words – Core Java.
What is the use of StringTokenizer class with example?
A StringTokenizer class is a class present in the java. util package and it is used to break a String into tokens. In other words, we can split a sentence into its words and perform various operations like counting the number of tokens or breaking a sentence into tokens.
What is the difference between Split and Tokenize in Python?
tokenize() ,which returns a list, will ignore empty string (when a delimiter appears twice in succession) where as split() keeps such string. The split() can take regex as delimiter where as tokenize does not.
Which package includes StringTokenizer that tokenize a string into independent words?
Is StringTokenizer thread safe?
The implementation is not thread safe; if a StringTokenizer object is intended to be used in multiple threads, an appropriate wrapper must be provided. The following is one example of the use of the tokenizer. It also demonstrates the usefulness of having both token and nontoken delimiters in one StringTokenizer .
Which of the constructor is used to create an empty string object?
Creating Strings and String Buffers
| Constructor | Description |
|---|---|
| StringBuffer() | Creates an empty string buffer whose initial capacity is 16 characters. |
| StringBuffer(CharSequence) | Constructs a string buffer containing the same characters as the specified CharSequence. This constructor was introduced in JDK 5.0. |
In which class toString () method is defined?
Object class is the parent class in Java. It contains the toString method. The toString method is used to return a string representation of an object.