Check if Elements of a Vector are non-empty Strings in R Programming – nzchar() Function
nzchar() function in R Language is used to test whether elements of a character vector are non-empty strings.
Syntax: nzchar(x)
Parameters:
x: character vector
Example 1:
# R program to illustrate # nzchar function # Initializing a character vector x <- c("GFG", "gfg") y <- c("a", "b", "c") # Calling the nzchar() function nzchar(x) nzchar(y) |
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filter_none
Output :
[1] TRUE TRUE [1] TRUE TRUE TRUE
Example 2:
# R program to illustrate # nzchar function # Initializing a character vector x <- c("") y <- c("", "") # Calling the nzchar() function nzchar(x) nzchar(y) |
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filter_none
Output:
[1] FALSE [1] FALSE FALSE
