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StartOfString

represents the start of a string for purposes of matching in StringExpression.

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StartOfString

StartOfString

represents the start of a string for purposes of matching in StringExpression.

Examples

Basic Examples  (3)

Test whether a string starts with an "a":

Replace the first letter in a string:

Remove the leading spaces:

Wolfram Research (2004), StartOfString, Wolfram Language function, https://reference.wolfram.com/language/ref/StartOfString.html.

Text

Wolfram Research (2004), StartOfString, Wolfram Language function, https://reference.wolfram.com/language/ref/StartOfString.html.

CMS

Wolfram Language. 2004. "StartOfString." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/StartOfString.html.

APA

Wolfram Language. (2004). StartOfString. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/StartOfString.html

BibTeX

@misc{reference.wolfram_2025_startofstring, author="Wolfram Research", title="{StartOfString}", year="2004", howpublished="\url{https://reference.wolfram.com/language/ref/StartOfString.html}", note=[Accessed: 15-August-2025]}

BibLaTeX

@online{reference.wolfram_2025_startofstring, organization={Wolfram Research}, title={StartOfString}, year={2004}, url={https://reference.wolfram.com/language/ref/StartOfString.html}, note=[Accessed: 15-August-2025]}