68 lines
1.6 KiB
Markdown
68 lines
1.6 KiB
Markdown
---
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title: experimental.objectKeys() function
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description: >
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`experimental.objectKeys()` returns an array of property keys in a specified record.
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menu:
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flux_v0_ref:
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name: experimental.objectKeys
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parent: experimental
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identifier: experimental/objectKeys
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weight: 101
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introduced: 0.40.0
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---
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<!------------------------------------------------------------------------------
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IMPORTANT: This page was generated from comments in the Flux source code. Any
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edits made directly to this page will be overwritten the next time the
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documentation is generated.
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To make updates to this documentation, update the function comments above the
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function definition in the Flux source code:
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https://github.com/influxdata/flux/blob/master/stdlib/experimental/experimental.flux#L204-L204
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Contributing to Flux: https://github.com/influxdata/flux#contributing
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Fluxdoc syntax: https://github.com/influxdata/flux/blob/master/docs/fluxdoc.md
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------------------------------------------------------------------------------->
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`experimental.objectKeys()` returns an array of property keys in a specified record.
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##### Function type signature
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```js
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(o: A) => [string] where A: Record
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```
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{{% caption %}}
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For more information, see [Function type signatures](/flux/v0/function-type-signatures/).
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{{% /caption %}}
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## Parameters
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### o
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({{< req >}})
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Record to return property keys from.
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## Examples
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### Return all property keys in a record
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```js
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import "experimental"
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user = {firstName: "John", lastName: "Doe", age: 42}
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experimental.objectKeys(o: user)// Returns [firstName, lastName, age]
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```
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