Fungsi Dasar Dalam R

#Menyimpan Data dalam Variabel (Fungsi c) dan Mengeksekusinya

simpan = c (10, 20, 40, 15, 40)
simpan

## [1] 10 20 40 15 40

simpan[3]

## [1] 40

simpan[4]

## [1] 15

simpan = c (10, 20, 40, 15, 40) 
simpan [4]

## [1] 15

simpan [c(1, 3, 4)]

## [1] 10 40 15

simpan [2:4]

## [1] 20 40 15

#Mengubah Nilai Data dalam Variabel

simpan = c (10, 20, 40, 15, 40) 
simpan

## [1] 10 20 40 15 40

simpan[3]=100
simpan[4]=10000
simpan

## [1]    10    20   100 10000    40

#Menghapus Nilai Data dalam Variabel

NILAI = c(10, 40, 45, 30, 80)
NILAI

## [1] 10 40 45 30 80

NILAI = NILAI[-3]
NILAI

## [1] 10 40 30 80

NILAI = NILAI[-4]
NILAI

## [1] 10 40 30

NILAI = NILAI[c(-1,-3)]
NILAI

## [1] 40

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI[NILAI>80]

## [1] 100  95  90

NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI[NILAI>70] 

## [1] 100  95  80  80  90

NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI[NILAI>60&NILAI<80] 

## [1] 70

NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI[NILAI>80 | NILAI<30] 

## [1] 100  95  25  90

NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=NILAI[NILAI<75] 
NILAI

## [1] 70 25 60 60 55

NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI

##  [1] 100  95  70  80  25  60  80  60  55  90

NILAI=NILAI[NILAI<90] 
NILAI

## [1] 70 80 25 60 80 60 55