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StringTrim["string"]

trims whitespace from the beginning and end of "string".

StringTrim["string",patt]

trims substrings matching patt from the beginning and end.

Details and Options
Details and Options Details and Options
Examples  
Basic Examples  
See Also
Related Guides
History
Cite this Page

StringTrim

StringTrim["string"]

trims whitespace from the beginning and end of "string".

StringTrim["string",patt]

trims substrings matching patt from the beginning and end.

Details and Options

  • Whitespace is taken to include any number of spaces, tabs, and newlines.
  • StringTrim[{s1,s2,…},…] gives the list of results for each of the si.
  • StringTrim takes the following options:
  • IgnoreCaseFalsewhether to turn off case-sensitive matching

Examples

Basic Examples  (3)

Remove whitespace from ends of strings:

Remove multiple character types:

Remove initial space characters using a regular expression pattern:

Wolfram Research (2008), StringTrim, Wolfram Language function, https://reference.wolfram.com/language/ref/StringTrim.html.

Text

Wolfram Research (2008), StringTrim, Wolfram Language function, https://reference.wolfram.com/language/ref/StringTrim.html.

CMS

Wolfram Language. 2008. "StringTrim." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/StringTrim.html.

APA

Wolfram Language. (2008). StringTrim. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/StringTrim.html

BibTeX

@misc{reference.wolfram_2025_stringtrim, author="Wolfram Research", title="{StringTrim}", year="2008", howpublished="\url{https://reference.wolfram.com/language/ref/StringTrim.html}", note=[Accessed: 08-August-2025]}

BibLaTeX

@online{reference.wolfram_2025_stringtrim, organization={Wolfram Research}, title={StringTrim}, year={2008}, url={https://reference.wolfram.com/language/ref/StringTrim.html}, note=[Accessed: 08-August-2025]}