mirror of https://github.com/grafana/grafana.git
126 lines
2.3 KiB
Markdown
126 lines
2.3 KiB
Markdown
---
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aliases:
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- /docs/grafana/latest/alerting/fundamentals/annotation-label/example-template-functions/
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- /docs/grafana/latest/alerting/unified-alerting/fundamentals/annotation-label/template-functions/
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keywords:
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- grafana
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- alerting
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- guide
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- contact point
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- templating
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title: Examples of template functions
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weight: 130
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---
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# Examples of template functions
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## humanize
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**Template string** `{ humanize $value }`
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**Input** `1234567.0`
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**Expected** `1.235M`
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## humanize1024
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**TemplateString** `{ humanize1024 $value } `
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**Input** `1048576.0`
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**Expected** `1Mi`
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## humanizeDuration
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**TemplateString** `{ humanizeDuration $value }`
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**Input** `899.99`
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**Expected** `14m 59s`
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### humanizePercentage
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**TemplateString** `{ humanizePercentage $value }`
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**Input** `0.1234567`
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**Expected** `12.35%`
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## humanizeTimestamp
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**TemplateString** `{ $value | humanizeTimestamp }`
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**Input** `1435065584.128`
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**Expected** `2015-06-23 13:19:44.128 +0000 UTC`
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## title
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**TemplateString** `{ $value | title }`
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**Input** `aa bb CC`
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**Expected** `Aa Bb Cc`
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### toUpper
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**TemplateString** `{ $value | toUpper }`
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**Input** `aa bb CC`
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**Expected** `AA BB CC`
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### toLower
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**TemplateString** `{ $value | toLower }`
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**Input** `aA bB CC`
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**Expected** `aa bb cc`
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## match
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**TemplateString** `{ match "a+" $labels.instance }`
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**Input** `aa`
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**Expected** `true`
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## reReplaceAll
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**TemplateString** `{{ reReplaceAll "localhost:(.*)" "my.domain:$1" $labels.instance }}`
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**Input** `localhost:3000`
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**Expected** `my.domain:3000`
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### graphLink
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**TemplateString** `{{ graphLink "{\"expr\": \"up\", \"datasource\": \"gdev-prometheus\"}" }}`
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**Expected** `/explore?left=["now-1h","now","gdev-prometheus",{"datasource":"gdev-prometheus","expr":"up","instant":false,"range":true}]`
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### tableLink
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**TemplateString** `{{ tableLink "{\"expr\": \"up\", \"datasource\": \"gdev-prometheus\"}" }}`
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**Expected** `/explore?left=["now-1h","now","gdev-prometheus",{"datasource":"gdev-prometheus","expr":"up","instant":true,"range":false}]`
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## args
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**TemplateString** `{{define "x"}}{{.arg0}} {{.arg1}}{{end}}{{template "x" (args 1 "2")}}`
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**Expected** `1 2`
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## externalURL
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**TemplateString** `{ externalURL }`
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**Expected** `http://localhost/path/prefix`
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## pathPrefix
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**TemplateString** `{ pathPrefix }`
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**Expected** `/path/prefix`
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