JavaScript Program to Trim a String

To understand this example, you should have the knowledge of the following JavaScript programming topics:

Example 1: Trim a String

Output

Hello World

In the above example, the trim() method is used to trim a string.

The trim() method removes white space from both sides of the string.

Output

Hello World

In the above program, the RegEx is used with the replace() method to trim the string.

/^\s+|\s+$/g checks for whitespace at the beginning and end of the string.

JavaScript Example

Remove All Whitespaces From a Text

JavaScript Example

Replace Characters of a String

JavaScript Example

Replace All Occurrences of a String

JavaScript Example

Replace all Instances of a Character in a String