Java String valueOf() Method
The java string valueOf() function transforms various value types into strings. Using the string valueOf() method, we can convert int to string, long to string, boolean to string, character to string, float to string,...
Category: Java Tutorials
Java String toLowerCase() Method with Examples
When all the letters in a string need to be changed to lowercase, the Java String toLowerCase() method is utilized. Using the locale’s guidelines, the characters are converted to lowercase. A string is changed...
Java SequenceInputStream Class with Examples
Sequence As sources, InputStream accepts two or more InputStream objects. It reads from one source after another in the order specified. When it has finished reading from the first InputStream, it will automatically begin...
Java String join() Method with Examples
The join() method requires two inputs. Elements: the items that need to be linked together delimiter – the delimiter Any class that implements CharSequence may be sent to join(). If one is passed, the elements...
Java PrintWriter Class with Examples
Java PrintWriter class is the implementation of Writer class. It is used to print the formatted representation of objects to the text-output stream. PrintWriter is a class used to write any form of data,...
Java OutputStreamWriter Class
OutputStreamWriter is a Bridge between character streams and byte streams: the characters written for it can be decoded into bits using your specified code set. When you are required to write text data into...
StringBuilder Class in Java with Examples
Mutable (modifiable) Strings can be created using the Java StringBuilder class. With the exception of being non-synchronized, the Java StringBuilder class is identical to the StringBuffer class. It has been accessible since JDK 1.5....
Java String isEmpty() Method with Examples
The “isEmpty” function is a method commonly used in programming languages to check whether a string is empty or not. It returns a boolean value, typically “true” if the string has no characters (i.e.,...
Java FileReader Class with Examples
Using Files or Blob objects to specify the file or data you want to read, the FileReader object allows Web applications to read the contents of files or raw data buffers stored by a...
Java String lastIndexOf() Method with Examples
The lastIndexOf() method gives the index (position) of the string’s last instance of a given value. The string is traversed beginning at the end via the lastIndexOf() method. The starting index (position 0) is...