Character vectors

Beatles <- c("John", "Paul", "George", "Ringo")
Beatles
[1] "John"   "Paul"   "George" "Ringo" 
paste("one","and","only")
[1] "one and only"
paste(Beatles, collapse=" & ")
[1] "John & Paul & George & Ringo"
First <- c("Mick","Keith","Ronnie","Charlie")
Last <- c("Jagger","Richards","Wood","Watts")
paste(First,Last)
[1] "Mick Jagger"    "Keith Richards" "Ronnie Wood"    "Charlie Watts" 
paste(First,Last,sep="_")
[1] "Mick_Jagger"    "Keith_Richards" "Ronnie_Wood"    "Charlie_Watts" 
Beatles <- c("John", "Paul", "George", "Ringo")
substr(Beatles,1,2)
[1] "Jo" "Pa" "Ge" "Ri"
substr(Beatles,1:4,2:5)
[1] "Jo" "au" "or" "go"
Led.Zeppelin.song <- "Whole Lotta Love"
ACDC.song <- sub("Love","Rosie",Led.Zeppelin.song)
print(ACDC.song)
[1] "Whole Lotta Rosie"
onetofour <- 1:4
names(onetofour) <- c("first","second","third","fourth")
names(onetofour)
[1] "first"  "second" "third"  "fourth"
onetofour
 first second  third fourth 
     1      2      3      4 
print(onetofour)
 first second  third fourth 
     1      2      3      4