Replace Elements and Ranges
Let's look at the functions we can use to update and replace values in ranges.
You have with std::replace
, std::replace_if
, std::replace_copy
and std::replace_copy_if
four variations to replace elements in a range. The algorithms differ in two aspects. First, does the algorithm need a predicate? Second, does the algorithm copy the elements in the destination range?
replace
: Replaces the old elements in the range with newValue
, if the old element has the value old
.
Get hands-on with 1200+ tech skills courses.