Get the meta data of an experiment()

Meta data is some descriptions about the experiment, like the experiment type ("glycomics" or "glycoproteomics"), or the glycan type ("N" or "O").

Usage

get_meta_data(exp, x)

get_exp_type(exp)

get_glycan_type(exp)

Arguments

exp

An experiment().

x

A string, the name of the meta data field.

Value

The value of the meta data field. If the field does not exist, NULL will be returned.