Description Usage Arguments Value See Also Examples
Returns TRUE
if as.character(e$val)
matches the regular
expression given as the first argument.
1 | val_matches(regular_expression)
|
regular_expression |
a regular expression which user value should match |
TRUE
or FALSE
Other AnswerTests:
AnswerTests
,
any_of_exprs()
,
calculates_same_value()
,
expr_creates_var()
,
expr_identical_to()
,
expr_is_a()
,
expr_uses_func()
,
func_of_newvar_equals()
,
omnitest()
,
val_has_length()
,
var_is_a()
1 2 3 4 5 6 7 8 | ## Not run:
# Test that a user has entered a value matching
# '[Cc]ollege [Ss]tudents' or has selected it
# in a multiple choice question.
#
val_matches('[Cc]ollege [Ss]tudents')
## End(Not run)
|
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