Oct 28, 2010 · Converting 'ArrayList<String> to 'String[]' in Java. Ask Question Asked 14 years, 6 months ago.

Mar 1, 2009 · Java 8 introduces a String.join(separator, list) method; see Vitalii Federenko's answer.. Before Java 8, using a loop to iterate over the ArrayList was the only option:

Nov 26, 2018 · private ArrayList<String[]> addresses = new ArrayList<String[3]>(); This does not seem to work. Whats the easiest way of storing multiple addresses with 3 fields per address in …

Sep 8, 2011 · Let's take a question : Reverse a String. I shall do this using stream().collect(). But first I shall change the string into an ArrayList .

Oct 18, 2020 · At the other hand, ArrayList is a dynamic list where you can add or remove items of type T at any time in your program. The size does not need to be defined at COMPILE …

Mar 21, 2011 · Converting 'ArrayList<String> to 'String[]' in Java (17 answers) Closed 10 years ago . I'm working in the android environment and have tried the following code, but it doesn't …

Aug 3, 2013 · I want to create a Arraylist which should contain Integers and Strings.. Is that possible? I have created two Arraylist as given below: ArrayList&lt;Integer&gt; intList=new …

Oct 15, 2010 · If I have an ArrayList of String forming part of a class in Java like so: private ArrayList<String> rssFeedURLs; If I want to use a method in the class containing the above …

List<String> x = new ArrayList<>(Arrays.asList("xyz", "abc")); If you don't want to add new elements to the list later, you can also use ( Arrays.asList returns a fixed-size list): List<String> …

Apr 19, 2014 · You can create an ArrayList from the array via Arrays.asList: ArrayList<String> parts = new ArrayList<>( Arrays.asList(textField.getText().split(","))); If you don't need it to …