Struct OpenOptions

pub struct OpenOptions {
    pub read: bool,
    pub write: bool,
    pub append: bool,
    pub truncate: bool,
    pub create: bool,
    pub create_new: bool,
}

OpenOptions for open().

Fields

read: bool

open for reading

write: bool

open for writing

append: bool

open in write-append mode

truncate: bool

truncate file first when writing

create: bool

create file if it doesn’t exist

create_new: bool

must create new file, fail if it already exists.

Trait Implementations

impl Clone for OpenOptions

fn clone(&self) -> OpenOptions

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for OpenOptions

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

Formats the value using the given formatter.

impl Default for OpenOptions

fn default() -> OpenOptions

Returns the “default value” for a type.

impl Copy for OpenOptions