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Count pattern-matches in each column of data frames

Source: R/global_search.R
global_col_search_sum.Rd

Search a list of data frames for a pattern and count the number of matches in each column.

Usage

global_col_search_sum(df_lst, pattern)

Arguments

df_lst

A named list of data frames

pattern

The pattern to search for (regular expression)

Value

A named list of data frames where each column has the number of times that column matched the pattern.