Package index

All functions

check_all_missing() check_is_all_missing()

Check if all values in a vector or matrix are missing

check_all_numeric() check_is_all_numeric()

Check if all values in a vector or matrix are numeric

check_all_positive() check_is_all_positive()

Check if all values in a vector or matrix are positive

check_character() check_is_character()

Check if input is a character vector and meets specified criteria

check_class()

Check the class of an object

check_column_vector() check_is_column_vector()

Check if a matrix is a column vector

check_constant_vector() check_is_constant_vector()

Check if a vector is constant within a tolerance

check_matrix_constant() check_is_matrix_constant()

Check if constant matrix

check_dataframe_or_tibble() check_is_dataframe_or_tibble()

Validate input as a dataframe or tibble

check_dataframe() check_is_dataframe_not_tibble()

Check if an object is a data frame but not a tibble

check_diagonal() check_is_diagonal()

Check if a matrix is diagonal

check_diff_constant() check_is_diff_constant()

Check if the differences between elements of a vector are constant

check_empty() check_is_empty() check_not_empty() check_is_not_empty()

Check if a matrix is empty

check_even() check_is_even()

Check if a number is even

check_function() check_is_function()

Check if an object is a valid R function

check_identical() check_is_identical()

Check if two objects are identical

check_within_interval() check_is_within_interval()

Check if a number lies within a specified interval

check_iterable() check_is_iterable()

Check if the data is iterable and of a valid type

check_length_equal() check_is_length_equal()

Check if two vectors have the same length

check_limits() check_is_limits()

Check if two limits are valid, where the lower limit is less than the upper limit

check_list() check_is_list()

Check if an object is a list and not a dataframe or tibble

check_matrices_compatible() check_is_matrices_compatible()

Check if two matrices are compatible for multiplication or have the same dimensions

check_matrix_square() check_is_matrix_square()

Check if a matrix is numeric, square, and meets the specified conditions

check_matrix() check_is_matrix()

Check if a matrix is valid and if it meets specified conditions

check_member() check_is_member()

Check if a character is a member of a set of valid items

check_ncols()

Check if the number of columns is within the specified range

check_nrows()

Check if the number of rows is within the specified range

check_numeric_array() check_is_numeric_array()

Check if the input is a numeric array

check_numeric() check_is_numeric()

Check if a numeric value is within a specified range

check_odd() check_is_odd()

Check if a number is odd

check_ones() check_is_ones()

Check if a matrix contains only ones

check_prime() check_is_prime()

Check if a number is prime

check_row_vector() check_is_row_vector()

Check if a matrix is a row vector

check_scalar_character() check_is_scalar_character()

Check if a value is a character scalar

check_scalar_integer() check_is_scalar_integer()

Check if a value is an integer scalar

check_scalar_numeric() check_is_scalar_numeric()

Check if a value is a numeric scalar

check_sequential() check_is_sequential()

Check if a vector is sequential

check_timeseries() check_is_timeseries()

Check if an object is a time series

check_tril() check_is_tril()

Check if a matrix is lower triangular

check_triu() check_is_triu()

Check if a matrix is upper triangular

check_vector_or_matrix() check_is_vector_or_matrix()

Check if an object is a vector or matrix

check_vector() check_is_vector()

Check if an object is a valid vector

check_zeros() check_is_zeros()

Check if a matrix contains only zeros

check_args()

Check if required arguments are missing

check_interval() check_is_interval()

Check if the parameters define a valid interval

check_logical()

Check if an input is logical

check_namespace()

Return library namespace (all functions in a library)

check_par_name()

Check parameter name

check_singular_plural()

Return the singular or plural of a word

check_stop()

Format data for error messages

check_vector_to_char()

Convert vector to a character string representation