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