# Accessing vector elements using position.

t <- c("Sun","Mon","Tue","Wed","Thurs","Fri","Sat")

u <- t[c(2,3,6)]

print(u)

​

# Accessing vector elements using logical indexing.

v <- t[c(TRUE,FALSE,FALSE,FALSE,FALSE,TRUE,FALSE)]

print(v)

​

# Accessing vector elements using negative indexing.

x <- t[c(-2,-5)]

print(x)

​

# Accessing vector elements using 0/1 indexing.

y <- t[c(0,0,0,0,0,0,1)]

print(y)

​