Strings
Java String contains() Method Examples
How to Check if a String Contains Character in Java
java - To Verify that an ascii string contains unique character using bit operations without using additional data structures - Stack Overflow
Manipulating Characters in a String (The Java™ Tutorials > Learning the Java Language > Numbers and Strings)
vigenere - How to Check Whether a String Contains Non-Alphabetical Characters? - CS50 Stack Exchange
Java - Test if a string contains a sequence of char values
charAt() In Java Example | Java String charAt() Method
How to check if first character of a string is a number or not in java - InstanceOfJava
Read Text File output string contains "@" character - Activities - UiPath Community Forum
Java char to String, String to char array | DigitalOcean
HOW TO CHECK WHETHER A STRING CONTAINS ONLY CHARACTERS IN JAVA - YouTube
Check If a String Contains Any Digits Using Java - YouTube
Java - Test if a string contains a sequence of char values
Java String contains() method explained with examples
Java String contains Method
Java String contains() Method - w3resource
Check if a String Contains Character in Java | Delft Stack
How to write a test in Java that would check if a String contains any alphabetic characters? - Stack Overflow
Java String contains() Method Tutorial With Examples
Javarevisited: How to check if String contains another SubString in Java? contains() and indexOf() example
How to check if a character is a special character in java - InstanceOfJava
