Calculate the raw day count (numerator) between two dates according to a specified convention. Unlike year-fraction, this returns the integer day count before division by the year basis. Useful when you need the actual day count for custom calculations or reporting.
API key for authentication. Get your key at https://finceptbackend.share.zrok.io/auth/register
Start date of the period in ISO format (YYYY-MM-DD)
"2024-03-01"
End date of the period in ISO format (YYYY-MM-DD)
"2024-03-31"
Day count convention to use
ACT/360, ACT/365, ACT/365 Actual, ACT/ACT ISDA, 30/360, 30E/360, 30E/360 ISDA, 30/360 European, Business/252 "30/360"