make_filter: Create NCI GDC filters for limiting GDC query results
In GenomicDataCommons: NIH / NCI Genomic Data Commons Access

Description Usage Arguments Details Value

Searching the NCI GDC allows for complex filtering based on logical operations and simple comparisons. This function facilitates writing such filter expressions in R-like syntax with R code evaluation.

1	make_filter(expr, available_fields)

`expr`	a lazy-wrapped expression or a formula RHS equivalent
`available_fields`	a character vector of the additional names that will be injected into the filter evaluation environment

If used with available_fields, "bare" fields that are named in the available_fields character vector can be used in the filter expression without quotes.

a list that represents an R version of the JSON that will ultimately be used in an NCI GDC search or other query.

GenomicDataCommons documentation built on Nov. 8, 2020, 11:08 p.m.