R: Get Grouping Variable

getGrpVar {glmmTMB} | R Documentation

## Get Grouping Variable

### Description

Extract grouping variables for random effect terms from a factor list

### Usage

    getGrpVar(x)

### Arguments

`x` | "flist" object; a data frame of factors including an `assign` attribute matching columns to random effect terms

### Value

character vector of grouping variables

### Examples

    data(cbpp,package="lme4")
    cbpp$obs <- factor(seq(nrow(cbpp)))
    rt <- lme4::glFormula(cbind(size,incidence-size)~(1|herd)+(1|obs),
      data=cbpp,family=binomial)$reTrms
    getGrpVar(rt$flist)

[Package glmmTMB version 0.2.2.0 Index]