Filter rows that contain specifed symbols in multiple columns.

Filter rows that contain specifed symbols in multiple columns.

.filterManyColumns(input, filter_columns, filter_symbols)

Arguments

input	data.table preprocessed by one of the cleanRaw* functions.
filter_columns	chr, names of columns in which elements will be matched and removed.
filter_symbols	chr, vector of strings. Rows with corresponding elements in filter_columns will be removed.

Value

data.table