##            MSFT.Open MSFT.High MSFT.Low MSFT.Close MSFT.Volume
## 1990-12-13     1.519     1.529    1.493   1.010417    50707200
## 1990-12-14     1.519     1.545    1.509   1.022569    48633600
## 1990-12-17     1.519     1.545    1.509   1.027778    27286400
## 2017-07-31    73.691    73.831   72.796  72.699997    23600100
##            MSFT.Adjusted
## 1990-12-13      0.674461
## 1990-12-14      0.682573
## 1990-12-17      0.686050
## 2017-07-31     72.314713
## NULL
## [1] "MSFT.Open"     "MSFT.High"     "MSFT.Low"      "MSFT.Close"   
## [5] "MSFT.Volume"   "MSFT.Adjusted"
##            MSFT.Open MSFT.High MSFT.Low MSFT.Close MSFT.Volume
## 1990-12-13     1.519     1.529    1.493   1.010417    50707200
## 1990-12-14     1.519     1.545    1.509   1.022569    48633600
## 1990-12-17     1.519     1.545    1.509   1.027778    27286400
## 1990-12-18     1.550     1.576    1.545   1.045139    51872000
## 1990-12-19     1.568     1.576    1.555   1.039931    34262400
## 1990-12-20     1.545     1.581    1.540   1.048611    46992000
##            MSFT.Adjusted
## 1990-12-13      0.674461
## 1990-12-14      0.682573
## 1990-12-17      0.686050
## 1990-12-18      0.697638
## 1990-12-19      0.694162
## 1990-12-20      0.699956
##            MSFT.Open MSFT.High MSFT.Low MSFT.Close MSFT.Volume
## 2017-07-24    73.922    74.143   73.520      73.60    21394800
## 2017-07-25    74.193    74.706   73.892      74.19    22018700
## 2017-07-26    74.736    74.776   74.203      74.05    16252200
## 2017-07-27    74.153    74.816   72.705      73.16    36844200
## 2017-07-28    73.057    73.701   72.926      73.04    18306700
## 2017-07-31    73.691    73.831   72.796      72.70    23600100
##            MSFT.Adjusted
## 2017-07-24      73.20995
## 2017-07-25      73.79682
## 2017-07-26      73.65756
## 2017-07-27      72.77228
## 2017-07-28      72.65292
## 2017-07-31      72.31471

alternative way to import Yahoo Fiance into R

1.3 Checking the Data

1.3.1 Plotting the data