string::replace (5 of 5 overloads)

Replace a range with copies of a character.

string&
replace(
    const_iterator first,
    const_iterator last,
    std::size_t count,
    char ch);

Replaces the characters in the range {first, last) with count copies of ch.

{first, last)is a valid range.

Strong guarantee.

All references, pointers, or iterators referring to contained elements are invalidated. Any past-the-end iterators are also invalidated.

*this

Name	Description
`first`	An iterator referring to the first character to replace.
`last`	An iterator one past the end of the last character to replace.
`count`	The number of characters to replace with.
`ch`	The character to replace with.

Type	Thrown On
boost::system::system_error	`size() + (count - std::distance(first, last)) > max_size()`.