md_cate provides an interface to access main market data in five categories, including forex, money, bond, index, commodity.

md_cate(cate = NULL, symbol = NULL, date_range = "3y", from = NULL,
  to = Sys.Date(), print_step = 1L, ...)

Arguments

cate

the market category, forex, money, bond, index, commodity. Default is NULL.

symbol

symbols of main market indicators.

date_range

date range. Available value includes '1m'-'11m', 'ytd', 'max' and '1y'-'ny'. Default is '3y'.

from

the start date. Default is NULL. If it is NULL, then calculate using date_range and end date.

to

the end date. Default is the current date.

print_step

a non-negative integer, which will print symbol name by each print_step iteration. Default is 1L.

...

ignored parameters

Examples

# NOT RUN {
dat = md_cate()
# }