Tag: Does Java string contain case sensitive?

Yes, contains is case sensitive . You can use java.

Case sensitive string comparison in Java.

Java String equalsIgnoreCase() Method The equalsIgnoreCase() method compares two strings, ignoring lower case and upper case differences. This method returns true if the strings are equal, and false if not. Tip: Use the compareToIgnoreCase() method to compare two strings lexicographically, ignoring case differences.