R: paste() : Concatenate strings

“paste” function concatenates vectors by concatenating them term by term. If the argument is not a vector, then simply concatenates.

Usage

paste (..., sep = " ", collapse = NULL)

paste0(..., collapse = NULL)

... : one or more R objects, to be converted to character vectors.

Sep : a character string to separate the terms.
Collapse :  an optional character string to separate the results.

> x<- c("Hello", "How", "are", "you")
> y<- c("I am", "fine")
> 
> paste(x, y)
[1] "Hello I am" "How fine"   "are I am"   "you fine"  
> 
> x<- "Hello"
> y <- "R world"
> 
> paste(x, y)
[1] "Hello R world"

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