Get Latest Cryptocurrencies Values (USD) and Market Data

Return a data.frame of latest financial data for 100 cryptocurrencies, e.g., actual values of each cryptocurrency in USD.

Usage

last_crypto(keep = NULL, .verbose = T)

Arguments

keep: character - Character vector of symbols to filter the results (perl expression, ignoring case). If NULL (default), no filtering is applied, and all available indices are returned.
.verbose: logical, default = TRUE - If TRUE, send messages to the console if necessary.

Value

A data frame with 100 observations and 13 variables:

symbol: character - Cryptocurrency ticker symbol.
name: character - Name of the cryptocurrency, along with its quoted 'real-world' currency.
price: numeric - Current price of the cryptocurrency in USD ($).
change: numeric - Absolute price change in USD since the last closing of the exchange place.
change_percent: numeric - Percentage price change since the last closing of the exchange place (%).
market_cap: numeric - Total market capitalization of the cryptocurrency.
volume: numeric - 24-hour trading volume.
volume_in_currency_24hr: numeric - 24-hour trading volume in the associated 'real-world' currency (most of the time redundant with the volume column).
total_volume_all_currencies_24hr: numeric - 24-hour total trading volume across all currency pairs.
circulating_supply: numeric - Total circulating supply of the cryptocurrency.
x52_wk_change_percent: numeric - Percentage change in price over the last 52 weeks (%).
from: character - The currency converted into another, e.g., if the from value is 1$ ('USD'), you want to receive a certain amount of the other currency to reach 1$.
to: character - The currency that you want to convert into : all the currency-related numeric values in this line of the data.frame are expressed with this currency.

Details

Return a data.frame with additional attributes:

n.currencies: integer - Number of unique currencies in the data.frame.
currencies: character - A vector of currency symbols in the data.frame (e.g., "BTC", "ETH", "USD").
exchange: character - A vector of exchange pairs (e.g., "BTC => USD"). If not applicable, NULL (no entry).
date.fetch: Date - The date when the data was retrieved, set using Sys.Date().
crypto: logical - TRUE if cryptocurrencies are present, otherwise FALSE.
date.begin: POSIXct - The oldest observation in the dataset.
date.end: POSIXct - The most recent observation in the dataset.
date.dif: numeric - The number of seconds between date.begin and date.end, equivalent of difftime value.

See vignette("Functions_summary", package = "financr")

References

Source : Yahoo Finance 'crypto' page, https://finance.yahoo.com/markets/crypto/all/

Examples

krypto <- last_crypto()
head(krypto)
#>     symbol            name  change change_percent  market_cap      volume
#> 1  BTC-USD     Bitcoin USD 4428.37           4.86 1.90900e+12 5.25980e+10
#> 2  ETH-USD    Ethereum USD  234.15           7.57 4.01588e+11 2.63760e+10
#> 3 USDT-USD Tether USDt USD    0.00           0.06 1.86865e+11 1.07866e+11
#> 4  XRP-USD         XRP USD    0.12           5.80 1.31795e+11 3.56600e+09
#> 5  BNB-USD         BNB USD   40.72           4.50 1.30277e+11 3.22600e+09
#> 6  SOL-USD      Solana USD    7.62           5.47 8.29760e+10 6.53500e+09
#>   volume_in_currency_24hr total_volume_all_currencies_24hr circulating_supply
#> 1             5.25980e+10                      5.25980e+10        1.99760e+07
#> 2             2.63760e+10                      2.63760e+10        1.20695e+08
#> 3             1.07866e+11                      1.07866e+11        1.86933e+11
#> 4             3.56600e+09                      3.56600e+09        6.07000e+10
#> 5             3.22600e+09                      3.22600e+09        1.37733e+08
#> 6             6.53500e+09                      6.53500e+09        5.65201e+08
#>   x52_wk_change_percent x52_wk_range1 x52_wk_range2    price from  to
#> 1                 -5.53      74436.68     126198.07 95587.60  BTC USD
#> 2                 -4.07       1386.80       4953.73  3327.30  ETH USD
#> 3                 -0.08          1.00          1.01     1.00 USDT USD
#> 4                -23.10          1.53          3.65     2.17  XRP USD
#> 5                 29.60        509.84       1370.55   945.86  BNB USD
#> 6                -25.79         96.59        294.33   146.81  SOL USD