Package index
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has_dimension() - Has dimension?
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has_factors() - Has factors?
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has_missing() - Has missing values, NA, NaN, Inf
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has_names() - Has or lacks names?
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has_rownames() - Has or lacks row/column names?
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is_TRUE()is_FALSE()is_true()is_false()true_or_false() - If TRUE or FALSE
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is_class() - Is class
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is_dataframe()is_numeric_dataframe()is_string_dataframe()is_factor_dataframe()is_not_dataframe() - Is data frame
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is_decimal() - Is decimal
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is_diagonal() - Is diagonal matrix
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is_even() - Is even
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is_integer() - Is integer
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is_matrix()is_numeric_matrix()is_string_matrix()is_logical_matrix()is_not_matrix() - Is matrix
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is_multidim() - Test if an object is multi-dimensional
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is_multiple() - Is multiple
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is_natural() - Is natural
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is_negative() - Is negative
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is_negative_decimal() - Is negative decimal
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is_negative_integer() - Is negative integer
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is_odd() - Is even
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is_one_dim() - Test if an object has one-dimension
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is_positive() - Is positive
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is_positive_decimal() - Is positive decimal
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is_positive_integer() - Is positive integer
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is_rectangular_matrix() - Is rectangular matrix
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is_scalar()is_not_scalar()is_positive_scalar()is_negative_scalar() - Is scalar
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is_single() - Is single
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is_single_decimal() - Is single decimal
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is_single_even() - Is single even
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is_single_false() - Is single false
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is_single_logical() - Is single logical
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is_single_negative() - Is single negative number
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is_single_negative_decimal() - Is single negative decimal
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is_single_negative_integer() - Is single negative integer
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is_single_number() - Is single number
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is_single_odd() - Is single odd
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is_single_positive() - Is single positive number
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is_single_positive_decimal() - Is single positive decimal
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is_single_positive_integer() - Is single positive integer
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is_single_string() - Is single string
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is_single_true() - Is single true
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is_square_matrix() - Is square matrix
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is_square_numeric_matrix() - Is square numeric matrix
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is_string() - Is string
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is_tabular()is_numeric_tabular()is_string_tabular()is_not_tabular() - Is tabular
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is_lower_triangular()is_upper_triangular()is_triangular_matrix() - Is triangular matrix
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is_vector()is_numeric_vector()is_string_vector()is_logical_vector()is_not_vector() - Is vector
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list_of_vectors()list_of_numeric_vectors()list_of_string_vectors()list_of_logical_vectors() - List of vectors
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list_with_vectors()list_with_numeric_vectors()list_with_string_vectors() - List with vectors
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same_class() - Same Class
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same_dim() - Same Dimension
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same_length() - Same Length
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same_mode() - Same Mode
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same_nrow() - Same Number of Rows / Columns
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same_type() - Same Type