How do you remove spaces from a comma separated string in Java?

How can remove space from string in Java?

Different ways to remove spaces from string in java

  1. trim() : Removing leading and trailing spaces from the string.
  2. strip() : Removes spaces at the beginning and end of the string. …
  3. trim vs strip : Differences between trim and strip method.
  4. stripLeading() : Removes white spaces only from the beginning of the string.

How do you remove Comma Separated Values in Java?

To remove the “, ” part which is immediately followed by end of string, you can do: str = str. replaceAll(“, $”, “”); This handles the empty list (empty string) gracefully, as opposed to lastIndexOf / substring solutions which requires special treatment of such case.

How do I remove spaces between words in a string?

You can do it like this: string = str. replaceAll(“\s{2,}”,” “); It will replace 2 or more consecutive whitespaces with a single whitespace.

How do you break a comma separated string?

The task is to split the given string with comma delimiter and store the result in an array. Use explode() or preg_split() function to split the string in php with given delimiter. PHP | explode() Function: The explode() function is an inbuilt function in PHP which is used to split a string in different strings.

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How do you remove spaces in ArrayList?

Removing spaces from an ArrayList

  1. public ArrayList removeSpace()
  2. {
  3. Iterator<String> it = array.iterator();
  4. while (it.hasNext())
  5. {
  6. if (it.next().equals(” “))
  7. {
  8. it.remove();

What is string method in Java?

All String Methods

Method Description Return Type
toString() Returns the value of a String object String
toUpperCase() Converts a string to upper case letters String
trim() Removes whitespace from both ends of a string String
valueOf() Returns the string representation of the specified value String

How do you remove the last comma?

We remove the last comma of a string by using the built-in substring() method with first argument 0 and second argument string. length()-1 in Java. Slicing starts from index 0 and ends before last index that is string.

What is replace method in Java?

The Java string replace() method will replace a character or substring with another character or string. … The Java replace() method is used to replace all occurrences of a particular character or substring in a string with another character or substring.

How do I remove spaces in groovy?

You can use the replaceAll() function. where s means any whitespace (such as a space character).

Which of the following string function will delete all the extra white spaces in a string?

Trim() Removes all leading and trailing white-space characters from the current string.

How do you split a string?

Java String split() method with regex and length example 2

  1. public class SplitExample3 {
  2. public static void main(String[] args) {
  3. String str = “Javatpointtt”;
  4. System.out.println(“Returning words:”);
  5. String[] arr = str.split(“t”, 0);
  6. for (String w : arr) {
  7. System.out.println(w);
  8. }

How do you split a comma separated string in python?

Use str. split() to convert a comma-separated string to a list. Call str. split(sep) with “,” as sep to convert a comma-separated string into a list.

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Is this a comma splice?

What is a Comma Splice? A comma splice occurs when you use a comma to join two complete sentences without placing an appropriate joining word between them. The comma just isn’t strong enough to do the job of making one grammatical sentence out of two.