Extract a certain metric from a runQuality's list of MzQCqualityMetric

You must provide either the accession or the name of the metric, but not both.

Arguments

accession

Accession of the MzQCqualityMetric

name

Name of the MzQCqualityMetric (less stable than accession)

Value

A list of MzQCqualityMetric's which match.

Details

Usually there should be only one MzQCqualityMetric which matches, however, this function will return all matches.

Note: this function will stop() if not results are found