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strings.trimSpace() function

content/flux/v0/stdlib/strings/trimspace.md

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<!------------------------------------------------------------------------------ IMPORTANT: This page was generated from comments in the Flux source code. Any edits made directly to this page will be overwritten the next time the documentation is generated. To make updates to this documentation, update the function comments above the function definition in the Flux source code: https://github.com/influxdata/flux/blob/master/stdlib/strings/strings.flux#L140-L140 Contributing to Flux: https://github.com/influxdata/flux#contributing Fluxdoc syntax: https://github.com/influxdata/flux/blob/master/docs/fluxdoc.md ------------------------------------------------------------------------------->

strings.trimSpace() removes leading and trailing spaces from a string.

Function type signature
js
(v: string) => string

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

Parameters

v

({{< req >}}) String to remove spaces from.

Examples

Trim leading and trailing spaces from all values in a column

js
import "strings"

data
    |> map(fn: (r) => ({r with _value: strings.trimSpace(v: r._value)}))

{{< expand-wrapper >}} {{% expand "View example input and output" %}}

Input data

_time_value*tag
2021-01-01T00:00:00Zsmpl_g9qczst1
2021-01-01T00:00:10Zsmpl_0mgv9nt1
2021-01-01T00:00:20Zsmpl_phw664t1
2021-01-01T00:00:30Zsmpl_guvzy4t1
2021-01-01T00:00:40Zsmpl_5v3ccet1
2021-01-01T00:00:50Zsmpl_s9fmgyt1
_time_value*tag
2021-01-01T00:00:00Zsmpl_b5eidat2
2021-01-01T00:00:10Zsmpl_eu4oxpt2
2021-01-01T00:00:20Zsmpl_5g7tz4t2
2021-01-01T00:00:30Zsmpl_sox1utt2
2021-01-01T00:00:40Zsmpl_wfm757t2
2021-01-01T00:00:50Zsmpl_dtn2bvt2

Output data

_time_value*tag
2021-01-01T00:00:00Zsmpl_g9qczst1
2021-01-01T00:00:10Zsmpl_0mgv9nt1
2021-01-01T00:00:20Zsmpl_phw664t1
2021-01-01T00:00:30Zsmpl_guvzy4t1
2021-01-01T00:00:40Zsmpl_5v3ccet1
2021-01-01T00:00:50Zsmpl_s9fmgyt1
_time_value*tag
2021-01-01T00:00:00Zsmpl_b5eidat2
2021-01-01T00:00:10Zsmpl_eu4oxpt2
2021-01-01T00:00:20Zsmpl_5g7tz4t2
2021-01-01T00:00:30Zsmpl_sox1utt2
2021-01-01T00:00:40Zsmpl_wfm757t2
2021-01-01T00:00:50Zsmpl_dtn2bvt2

{{% /expand %}} {{< /expand-wrapper >}}