The String.contains(CharSequence s) method returns true if and only if this string contains the specified sequence of char values.

Java String.contains() Method Example

public class ContainsExample {
    public static void main(String[] args) {
        String str = "javaguides";
        boolean contains = str.contains("guides");
        System.out.println("Contains : " + contains);
    }
}

Output:

Contains: true 

Reference

https://www.javaguides.net/2018/08/java-string-class-api-guide.html

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