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public boolean equalsIgnoreCase(String anotherString)

public class Test {
    public static void main(String args[]) {
        String Str1 = new String("tutorialpro");
        String Str2 = Str1;
        String Str3 = new String("tutorialpro");
        String Str4 = new String("tutorialpro");
        boolean retVal;

        retVal = Str1.equals(Str2);
        System.out.println("Return Value = " + retVal);

        retVal = Str3.equals(Str4);
        System.out.println("Return Value = " + retVal);

        retVal = Str1.equalsIgnoreCase(Str4);
        System.out.println("Return Value = " + retVal);
    }
}

Return Value = true
Return Value = false
Return Value = true