docs-v2/content/flux/v0/stdlib/math/log10.md

title	description	menu	weight
math.log10() function	`math.log10()` returns the decimal logarithm of x.	flux_v0_ref name parent identifier math.log10 math math/log10	101

math.log10() returns the decimal logarithm of x.

Function type signature

(x: float) => float

{{% caption %}} For more information, see Function type signatures. {{% /caption %}}

Parameters

x

({{< req >}}) Value to operate on.

Examples

• Return the decimal lagarithm of a value
• Use math.log10 in map

Return the decimal lagarithm of a value

import "math"

math.log10(x: 3.14)// 0.4969296480732149

Use math.log10 in map

import "sampledata"
import "math"

sampledata.float()
    |> map(fn: (r) => ({r with _value: math.log10(x: r._value)}))