ParamHelpers (version 1.14.2)

hasExpression: Check if parameter values contain expressions.

Description

Checks if a parameter, parameter set or list of parameters contain expressions.

Usage

hasExpression(obj)

Value

logical(1).

Arguments

obj

(Param() | ParamHelpers::ParamSet() | list)
Parameter, parameter set or list of parameters.

Examples

ps1 = makeParamSet(
  makeNumericParam("x", lower = 1, upper = 2),
  makeNumericParam("y", lower = 1, upper = 10)
)

ps2 = makeParamSet(
  makeNumericLearnerParam("x", lower = 1, upper = 2),
  makeNumericLearnerParam("y", lower = 1, upper = expression(p))
)

hasExpression(ps1)
hasExpression(ps2)