PHP trim()

The trim() function returns a string with whitespace stripped from the beginning and end of the string.

Syntax

trim($string, $characters)

Parameters:

• $string: The string that will be trimmed.
• $characters: Optionally, the stripped characters can be specified using the characters parameter. A range of characters can be specified with ... By default, it will strip:
  • Spaces " "
  • New lines \n
  • Carriage returns \r
  • Tabs \t
  • Vertical tabs \v
  • NULL characters \0

Codebyte Example

The following runnable example displays an array of strings before and after applying a function on each element. The function trims each element using the trim() function:

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