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Will convert following SAS operators: eq, =, le, lt, ge, gt, index Will convert following logic: and, or, () Will convert all unquoted values to upper case (assumed to be variable names) All quoted values will be returned with single quotes - may fail if have quotes within quotes

Usage

stream_filter_convwhere(x)

Arguments

x

a character string of SAS code

Value

a character string of R code

Author

Iain Bennett

Examples

stream_filter_convwhere(x = "where X in (1 2 3 4) and Y gt 4 ")
#> [1] "  X %in% c(1 , 2 , 3 , 4) & Y > 4  "
stream_filter_convwhere(x = "where X = \"fred\" and Y gt 4 ")
#> [1] "  X == 'fred' & Y > 4  "