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udpated strlen and substring functions to address PR feedback

pull/301/head
Scott Anderson 2019-07-01 15:41:09 -06:00
parent d2fba66818
commit fe7cd3a786
2 changed files with 6 additions and 6 deletions
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content/v2.0/reference/flux/functions/strings/strlen.md
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---
The `strings.strlen()` function returns the length of the a string.
The `strings.strlen()` function returns the length of a string.
String length is determined by the number of UTF code points a string contains.
_**Output data type:** Integer_
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## Examples
###### Filter based on column value length
###### Filter based on string value length
```js
import "strings"

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content/v2.0/reference/flux/functions/strings/substring.md
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---
title: strings.substring() function
description: >
The strings.substring() function returns a substring based on given start and end indices.
The strings.substring() function returns a substring based on `start` and `end` parameters.
Indices are based on UTF code points.
menu:
v2_0_ref:
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---
The `strings.substring()` function returns a substring based on given start and end indices.
Indices are based on UTF code points.
The `strings.substring()` function returns a substring based on `start` and `end` parameters.
These parameters are represent indices of UTF code points in the string.
_**Output data type:** String_
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## Examples
###### Store the first four characters of column values
###### Store the first four characters of a string
```js
import "strings"