assert_all_are_logical_strings

assert_all_are_numeric_strings

assert_any_are_logical_strings

assert_any_are_numeric_strings

is_logical_string

is_numeric_string

Does the string contain a number?
 
See <code><a href="/link/is_numeric_string?package=assertive&version=0.3-2&to=assertive.strings" rd-options="assertive.strings" data-mini-rdoc="assertive.strings::is_numeric_string">is_numeric_string</a></code>.

Lots of predicates (is_* functions) to check the state of your
    variables, and assertions (assert_* functions) to throw errors if they
    aren't in the right form.

Richard Cotton

assertive

Readable Check Functions to Ensure Code Integrity

is_numeric_string function

is_numeric_string: Does the string contain a number? See `is_numeric_string`.

Description

Arguments