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precision

Approximate number of correct decimal digits for a float type.

Syntax

precision(T) → Decimal precision as a Float64

Backends

TypeScript

Description

Approximate number of correct decimal digits for a float type.

Parameters

NameDescription
TA float/complex Type or dtype string

Returns

Decimal precision as a Float64

Examples

Try It
>> precision(Float64)
15
Try It
>> precision(Float128)
31

See Also