Return the number of leap years between year1 and year2.
Synopsis
Declared in <bdlt_prolepticdateimputil.h>
static
int
numLeapYears(
int year1,
int year2);Description
Return the number of leap years occurring between the specified year1 and year2, inclusive. The behavior is undefined unless 1 <= year1 <= 9999, 1 <= year2 <= 9999, and year1 <= year2.
Return Value
number of leap years in [year1 .. year2]
Parameters
Name |
Description |
year1 |
first year of the inclusive range |
year2 |
last year of the inclusive range |
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