Function lastIndexOf
Finds the first element in a range that equals some value
auto auto lastIndexOf(Range, T)
(
Range range,
T value,
size_t fromIndex = 0
)
if (from .std .range .isBidirectionalRange!Range);
Parameters
Name | Description |
---|---|
range | an input range |
value | value to search for |
fromIndex | which index from the end to start searching from |
Returns
An optional!T
Since
0.0.1
Example
import ddash .utils: some, none;
assert([1, 2, 1, 2] .indexOf(2) == some(1));
assert([1, 2, 1, 2] .indexOf(2, 2) == some(3));
assert([1, 2, 1, 2] .indexOf(3) == none);