Check Numeric
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.
The vld_ function returns a flag indicating whether the test was met.
vld_numeric: Validate Numeric
Other chk_is:
chk_array(),
chk_atomic(),
chk_data(),
chk_function(),
chk_is(),
chk_matrix(),
chk_s3_class(),
chk_s4_class(),
chk_vector(),
chk_whole_numeric()
# 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)Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.