is_TRUE.Rd
This function returns FALSE
if x
is NULL
, NA
, or 0
; TRUE
if x
is a number other than 0
or the text TRUE
(case insensitively).
is_TRUE(x)
The value to check.
TRUE
or FALSE
### These are all FALSE
is_TRUE(NULL);
#> [1] FALSE
is_TRUE(NA);
#> [1] FALSE
is_TRUE(0);
#> [1] FALSE
### These ones are finally TRUE
is_TRUE(2);
#> [1] TRUE
is_TRUE(-2.91);
#> [1] TRUE
is_TRUE("TRUE");
#> [1] TRUE
### And of course
is_TRUE(2 == 2);
#> [1] TRUE
### And
is_TRUE(FALSE == TRUE);
#> [1] FALSE