Regex To Match A String With No Whitespace At The Beginning And End

We encounter this problem all the time — needing to check if a string has whitespaces at the beginning and end. A simple solution is to use this regular expression, which allows you to validate a string with no whitespace at the beginning and end.



  • abcdef
  • 123456
  • a1b1c1d1


  • <whitespace>abcdef
  • abcdef<whitespace>
  • <whitespace>abcdef<whitespace>

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