Quick Answer: How do you get rid of extra zeros in Java?

How do I get rid of trailing zeros?

Remove trailing zeros from decimal numbers by Format Cells

  1. Select the cells you want to remove trailing zeros after decimal point, right click to select Format Cells from the context menu.
  2. In the Format Cells dialog, under Number tab, select Custom from Category list box, then type 0. …
  3. Click OK.

How do you remove the last zero of a string in Java?

str. replaceAll(“\. 0*$”, “”) , works on the first one, but not the second one.

How do I remove a trailing character in Java?

You can use Apache StringUtils. stripStart to trim leading characters, or StringUtils. stripEnd to trim trailing characters.

How do you remove leading and trailing commas 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.

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Why does excel remove trailing zeros?

Excel automatically removes leading zeros, as well as trailing zeros after a decimal point. If this disrupts your ability to store data such as postal codes, you can import the data as text so it appears exactly as entered. If you need to use the data in calculations, set it to display in a custom format instead.

What is a leading zero example?

A leading zero is any 0 digit that comes before the first nonzero digit in a number string in positional notation. For example, James Bond’s famous identifier, 007, has two leading zeros. When leading zeros occupy the most significant digits of an integer, they could be left blank or omitted for the same numeric value.

Can we convert double to string in java?

We can convert double to String in java using String. valueOf() and Double. toString() methods.

How do I remove the last character from a substring?

The easiest way is to use the built-in substring() method of the String class. In order to remove the last character of a given String, we have to use two parameters: 0 as the starting index, and index of the penultimate character.

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();

How do I remove the last character of a string?

There are four ways to remove the last character from a string:

  1. Using StringBuffer. deleteCahrAt() Class.
  2. Using String. substring() Method.
  3. Using StringUtils. chop() Method.
  4. Using Regular Expression.

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.

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How do you replace a comma in Java?

Just use str. replace(‘,’, . ‘) – it is both fast and efficient when a single character is to be replaced. And if the comma doesn’t exist, it does nothing.

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