Struct CharAlphanumeric 

pub struct CharAlphanumeric { /* private fields */ }

Checks whether the given character is alphanumeric.

Trait Implementations

impl Predicate<char> for CharAlphanumeric

fn check(value: &char) -> bool

Checks the given reference to value of type T.

fn expect(formatter: &mut Formatter<'_>) -> Result

Formats the expectation of this predicate into the given formatter.

fn expect_code(formatter: &mut Formatter<'_>) -> Result

Formats the expectation code of this predicate into the given formatter.

fn check_value(value: T) -> bool

where T: Sized,

Checks the given value of type T.