StringLength
StringLength["string"]
gives the number of characters in a string.
Details
- StringLength counts special characters such as
as single characters, even if their full names involve many characters. - StringLength[{s1,s2,…}] gives the list of lengths of each of the si.
- StringLength[BioSequence["type","seq"]] will give the length of the string "seq".
Examples
open all close allScope (4)
Find lengths of all strings in a list:
StringLength treats special characters just like ordinary ones:
Properties & Relations (2)
The empty string has zero length:
StringLength counts the underlying character codes, not selectable characters:
The length is equivalent to the length of the list returned by ToCharacterCode:
It is also equivalent to the length of the list returned by Characters:
Possible Issues (2)
Formatting constructs are included in giving lengths of formatted strings:
StringLength counts every character as length 1, regardless of the length of its full name:
Text
Wolfram Research (1988), StringLength, Wolfram Language function, https://reference.wolfram.com/language/ref/StringLength.html (updated 2020).
CMS
Wolfram Language. 1988. "StringLength." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2020. https://reference.wolfram.com/language/ref/StringLength.html.
APA
Wolfram Language. (1988). StringLength. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/StringLength.html