signal_duplicate_records {admiral}

R Documentation

Signal Duplicate Records

Description

Signal Duplicate Records

Usage

signal_duplicate_records(
  dataset,
  by_vars,
  msg = paste("Dataset contains duplicate records with respect to",
    enumerate(replace_values_by_names(by_vars))),
  cnd_type = "error"
)

Arguments

dataset	A data frame
by_vars	A list of expressions created using exprs() identifying groups of records in which to look for duplicates
msg	The condition message
cnd_type	Type of condition to signal when detecting duplicate records. One of "message", "warning" or "error". Default is "error".

Value

No return value, called for side effects

See Also

Utilities used within Derivation functions: call_user_fun(), extract_unit(), get_not_mapped()

Examples

data(admiral_adsl)

# Duplicate the first record
adsl <- rbind(admiral_adsl[1L, ], admiral_adsl)

signal_duplicate_records(adsl, exprs(USUBJID), cnd_type = "message")

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