How do I remove all spaces from a string in Java?

The replaceAll() method of the String class replaces each substring of this string that matches the given regular expression with the given replacement. You can remove white spaces from a string by replacing ” ” with “”.

How do you remove spaces from a string in Java?

How do you remove all white spaces from a string in java?

  1. public class RemoveAllSpace {
  2. public static void main(String[] args) {
  3. String str = “India Is My Country”;
  4. //1st way.
  5. String noSpaceStr = str.replaceAll(“\s”, “”); // using built in method.
  6. System.out.println(noSpaceStr);
  7. //2nd way.

How do you remove spaces from a string?

To remove all white spaces from String, use replaceAll() method of String class with two arguments, i.e. Article Tags : Java-Strings.

How do I remove all spaces in Java?

replaceAll(“\s+”,””) removes all whitespaces and non-visible characters (e.g., tab, n ).

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What removes all leading whitespace in string?

lstrip() removes leading white-spaces, rstrip() removes trailing white-spaces and strip() removes leading and trailing white-spaces from a given string.

How do you remove spaces from a string array in Java?

JAVA

  1. public class removeWhiteSpace {
  2. public static void main(String[] args) {
  3. String str1=”Remove white spaces”;
  4. //Removes the white spaces using regex.
  5. str1 = str1.replaceAll(“\s+”, “”);
  6. System.out.println(“String after removing all the white spaces : ” + str1);
  7. }
  8. }

How do you remove spaces and special characters from a string in Java?

“how to remove spaces and special characters from string in java” Code Answer

  1. String str= “This#string%contains^special*characters&.”;
  2. str = str. replaceAll(“[^a-zA-Z0-9]”, ” “);
  3. System. out. println(str);

What is trim () in Java?

The trim() method in Java String is a built-in function that eliminates leading and trailing spaces. The Unicode value of space character is ‘u0020’. The trim() method in java checks this Unicode value before and after the string, if it exists then removes the spaces and returns the omitted string.

Which function is used to remove all the white space in a string 1 point Lstrip strip Rstrip remove?

The Python strip() method removes any spaces or specified characters at the start and end of a string. strip() returns a new string without the characters you have specified to remove. This example removes all the leading and trailing white space characters in our string.

How do I remove all special characters from a string in Java?

Example of removing special characters using replaceAll() method

  1. public class RemoveSpecialCharacterExample1.
  2. {
  3. public static void main(String args[])
  4. {
  5. String str= “This#string%contains^special*characters&.”;
  6. str = str.replaceAll(“[^a-zA-Z0-9]”, ” “);
  7. System.out.println(str);
  8. }
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Which function used to remove all leading and trailing whitespace in string?

The STRIP function is similar to the TRIM function. It removes both the leading and trailing spaces from a character string.

Which of the following function removes all leading and trailing spaces from string?

The strip() method in-built function of Python is used to remove all the leading and trailing spaces from a string.

How do you remove leading and trailing spaces in Java?

To remove leading and trailing spaces in Java, use the trim() method. This method returns a copy of this string with leading and trailing white space removed, or this string if it has no leading or trailing white space.

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