chk_numeric | R Documentation |
Checks if numeric using
is.numeric(x)
Pass: 1
, 1:2
, NA_real_
, integer(0)
, matrix(1:3)
.
Fail: TRUE
, "1"
, NA
, NULL
.
chk_numeric(x, x_name = NULL)
vld_numeric(x)
x |
The object to check. |
x_name |
A string of the name of object x or NULL. |
The chk_
function throws an informative error if the test fails or
returns the original object if successful so it can used in pipes.
The vld_
function returns a flag indicating whether the test was met.
vld_numeric()
: Validate Numeric
is.numeric()
For more details about the use of this function,
please read the article
vignette("chk-families")
.
Other data_type_checkers:
chk_character()
,
chk_character_or_factor()
,
chk_complex()
,
chk_double()
,
chk_environment()
,
chk_integer()
,
chk_logical()
,
chk_raw()
# chk_numeric
chk_numeric(1)
try(chk_numeric("1"))
# vld_numeric
vld_numeric(1)
vld_numeric(1:2)
vld_numeric(NA_real_)
vld_numeric(integer(0))
vld_numeric("1")
vld_numeric(TRUE)
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