Fundamental Data Types

Strings (Member Functions)

The number of characters in a string is called the length of the string.
You can compute the length of the string using the length() function.
The length function is a member function, and must be invoked using the dot notation.

Name

Purpose

s.length()

The length of s

s.substr(i, n)

The substring of length n of s starting at index i

getline(f, s)

Read string s from the input stream f

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Name	Purpose
`s.length()`	The length of `s`
`s.substr(i, n)`	The substring of length `n` of `s` starting at index `i`
`getline(f, s)`	Read `string` `s` from the input stream `f`