constant: Generic test for constant

In gmonette/spida2: Collection of tools developed for the Summer Programme in Data Analysis 2000-2012

Generic test for constant

Description

Generic test for constant

Usage

constant(x, ...)

## Default S3 method:
constant(x, na.rm = FALSE, ...)

## S3 method for class 'data.frame'
constant(x, id, all = FALSE, ...)

Arguments

x	vector or data frame
...	other arguments
na.rm	(default FALSE) logical value indicating whether NA values should be ignored
id	vector or list of vectors used to define clusters within which to check whether x is constant
all	if TRUE, report whether constant overall instead of checking within subgroups created by id

Methods (by class)

• constant(default): Default methods

• constant(data.frame): method for class 'data.frame'

gmonette/spida2 documentation built on Aug. 20, 2023, 7:21 p.m.