polars_io::csv::write

Struct SerializeOptions

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pub struct SerializeOptions {
    pub date_format: Option<String>,
    pub time_format: Option<String>,
    pub datetime_format: Option<String>,
    pub float_scientific: Option<bool>,
    pub float_precision: Option<usize>,
    pub separator: u8,
    pub quote_char: u8,
    pub null: String,
    pub line_terminator: String,
    pub quote_style: QuoteStyle,
}
Available on crate features csv or json only.
Expand description

Options to serialize logical types to CSV.

The default is to format times and dates as chrono crate formats them.

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§date_format: Option<String>

Used for DataType::Date.

§time_format: Option<String>

Used for DataType::Time.

§datetime_format: Option<String>§float_scientific: Option<bool>§float_precision: Option<usize>§separator: u8

Used as separator.

§quote_char: u8

Quoting character.

§null: String

Null value representation.

§line_terminator: String

String appended after every row.

§quote_style: QuoteStyle

When to insert quotes.

Trait Implementations§

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impl Clone for SerializeOptions

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fn clone(&self) -> SerializeOptions

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for SerializeOptions

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

Formats the value using the given formatter. Read more
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impl Default for SerializeOptions

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for SerializeOptions

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Hash for SerializeOptions

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for SerializeOptions

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for SerializeOptions

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Eq for SerializeOptions

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impl StructuralPartialEq for SerializeOptions

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