chk_complex_number: Check Complex Number

In chk: Check User-Supplied Function Arguments

Check Complex Number

Description

Checks if non-missing complex scalar using

is.complex(x) && length(x) == 1L && !anyNA(x)

Usage

chk_complex_number(x, x_name = NULL)

vld_complex_number(x)

Arguments

x	The object to check.
x_name	A string of the name of object x or NULL.

Value

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.

Functions

• vld_complex_number(): Validate Complex Number

See Also

is.complex()

length()

For more details about the use of this function, please read the article chk families.

Other scalar_checkers: chk_count(), chk_date(), chk_date_time(), chk_false(), chk_flag(), chk_lgl(), chk_number(), chk_scalar(), chk_string(), chk_true(), chk_tz(), chk_whole_number()

Examples

# chk_complex_number
chk_complex_number(as.complex(1.1))
try(chk_complex_number(1.1))
# vld_complex_number
vld_complex_number(as.complex(2))

chk documentation built on Sept. 3, 2026, 9:07 a.m.