Function count
Counts the elements in an input range.
size_t count(R)
(
R range
)
if (isInputRange!R);
If R has length, count returns it, otherwise it iterates over the range and counts the elements.
Parameters
Name | Description |
---|---|
R | Input range type. |
range | Input range. |
Returns
range length.
Example
int[3] array;
assert(count(array) == 3);