add_new_diag: Create a new variable based on pattern in the argument expr
In injuryepi/injuryepi: Miscellaneous functions for Injury Epi

Create a new variable based on pattern in the argument expr

1	add_new_diag(data, expr, colvec, ignore.case = T, perl = T)

`ignore.case`	logical
`perl`	logical
`data:`	input data
`expr:`	regular expression describing the pattern of interest
`colvec:`	indices of variables of interest

new variable matching the pattern described in the regular expression

1	to be added

injuryepi/injuryepi documentation built on Nov. 13, 2019, 12:13 p.m.

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