swirl (version 2.2.0)

expr_identical_to: Test that the user has entered an expression identical to that given as the first argument.

Description

Test that the user has entered an expression identical to that given as the first argument.

Usage

expr_identical_to(correct_expression)

Arguments

correct_expression

the correct or expected expression as a string

Value

• TRUE or FALSE

Examples

# Test that a user has entered a particular command
  #
  expr_identical_to('myVar <- c(3, 5, 7)')