Convert a List of String to a comma separated String in Java
Given a List of String, the task is to convert the List to a comma separated String in Java.
Input: List<String> = ["Geeks", "ForGeeks", "GeeksForGeeks"]
Output: "Geeks, For, Geeks"
Input: List<String> = ["G", "e", "e", "k", "s"]
Output: "G, e, e, k, s"
Approach: This can be achieved with the help of join() method of String as follows.
- Get the List of String.
- Form a comma separated String from the List of String using join() method by passing comma ‘, ‘ and the list as parameters.
- Print the String.
Below is the implementation of the above approach:
"List of String: "
String string = String.join(
"Comma separated String: "
List of String: [Geeks, ForGeeks, GeeksForGeeks]
Comma separated String: Geeks,ForGeeks,GeeksForGeeks
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