As noted in the comments, Java arrays employ C-like zero-based indexes and so using an index of 0 obtains the first element. /** * Extract the first element from the provided List of Strings.

These elements must be identified by at least one “index” or “key.” There are multiple data objects in Java that we could describe as arrays, therefore. We refer to the first as the ...

The JOptionPane’s showOptionDialog method requires an array of text Strings. Each element in the array is displayed as a clickable button. When a button is clicked, the windows closes and the array ...