C++ .length()

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Published Apr 4, 2022Updated Apr 10, 2023
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The .length() method returns the length of the given string in terms of bytes. It functions exactly like the .size() method but follows a more intuitive terminology (i.e., “the length of a string” rather than “the size of a string”). However, both methods yield the same result.

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Syntax

string.length();

The string must be defined with std::string prior to using with the .length() method.

Codebyte Example

In the example below, .length() is called on the snack string:

Code
Output

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