while loop

while(count<10) {

+ print(count)

+ count<-count+1}

[1] 0

[1] 1

[1] 2

[1] 3

[1] 4

[1] 5

[1] 6

[1] 7

[1] 8

[1] 9

r中{回車就會多一個+号。如果習慣性打{}，然後在花括号中編輯，想換行卻不能換。

z<-5

while(z >=3 && z<=10) {

+ print(z)

+ coin<-rbinom(1,1,0.5)

+ if(coin ==1){ ## random walk

+ z<- z+1

+ } else {

+ z<-z-1

+ }

+ }

[1] 5

[1] 4

[1] 3