Enum DocUsage 

pub enum DocUsage {
    Normal,
    EBook,
    ENewsPaper,
    EMagazine,
}

文档用途枚举。

Variants

Normal

普通文档（默认值）。

EBook

电子书。

ENewsPaper

电子报纸。

EMagazine

电子期刊。

Implementations

impl DocUsage

pub fn as_str(&self) -> &'static str

获取枚举的字符串表示。

pub fn from_str(s: &str) -> Result<Self, String>

从字符串解析。

Trait Implementations

impl Clone for DocUsage

fn clone(&self) -> DocUsage

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for DocUsage

impl Debug for DocUsage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for DocUsage

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for DocUsage

impl PartialEq for DocUsage

fn eq(&self, other: &DocUsage) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for DocUsage