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C++ String back()

This function is used to access the last character of string.

Syntax

Consider a string s. Syntax would be:

Parameter

This function does not contain any parameter.

Return value

This function returns the reference of last character of the string.

Example

Let's see the simple example to add a mew character at the end of the string

Output:

BTech in computer science

In this example, '.' character has been replaced by the '!' character by using back function.


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