How to check if a string contains a digit and return true

String class in java represent character strings .Just like other constants Strings values cannot be changed.String objects  can be shared and they are immutable.Example of a  string in java

String str=”Eric loves programming”.

Today we are going to use different String class methods to write a method that returns true if a string contains a digit.


Using isDigit () and toCharArray () java methods

 

About the Author: Eric K

My name is Eric.Am a software developer with skills in Php,Mysql, Java , Android,Node.js Above all, I have certification in Cisco Networking Associate (CCNA) and holds degree in Information Technology. Hire me: Email : kawi3462@gmail.com