Java Squeeze Repetition Characters in a String using Apache Commons Lang

In this Java tutorial we learn how to squeeze any repetition characters in a given String using the CharSetUtils class of Apache Commons Lang library.

Java Keep Only Characters Present in a String using Apache Commons Lang

In this Java tutorial we learn how to populate a String which keeps only given characters present in the String using the CharSetUtils class of Apache Commons Lang library.

Java Delete Characters in a String using Apache Commons Lang

In this Java tutorial we learn how to delete any of the characters present in a given String using CharSetUtils class of Apache Commons Lang library.

Java Count Characters present in a String using Apache Commons Lang

In this Java tutorial we learn how to count the number of characters present in a given String using the CharSetUtils class of Apache Commons Lang library.

Java Check a String Contains Any Characters using Apache Commons Lang

In this Java tutorial we learn how to check a String to identify whether it contains any of given characters using CharSetUtils class of Apache Commons Lang library.