List output of times and if the current date is a trading day
Arguments
marketType
The asset class to pull:
'EQUITY','OPTION','BOND','FUTURE','FOREX'. Default is EQUITY
date
Current or future date to check hours
accessTokenList
A valid Access Token must be set using the output from
schwab_auth3_accessToken. The most recent Access Token will be
used by default unless one is manually passed into the function.
if (FALSE) {
# Access Token must be set using schwab_auth3_accessToken# Market hours for the current dateschwab_marketHours()
schwab_marketHours('2020-06-24', 'OPTION')
}