Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.

To write a Java String palindrome program, follow these steps: Obtain the text String to check through a literal declaration or user input. Declare a boolean property to indicate if the Java String is ...

Add characters to the string. The following code shows you how to add string characters to a Java string:myvar = myvar + " More characters.";This code creates the string "Initialized value.