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Expressions

Aggregation

3min

Use JSONata aggregation to return the results of values to find a maximum, minimum, or average value in an array.

Configuration

Result

Expression

Maximum

=$max(@ctx.datasources.mydata.array)

Minimum

=$min(@ctx.datasources.mydata.array)

Sum

=$sum(@ctx.datasources.mydata.array)



Examples and code snippets 

Aggregated expression
Aggregated expression


In this example static data is agregated in a component.enity to show the result in the entity field.

See the full example code sample in GitHub.

expression.jigx
1datasources: 2 mydata: 3 type: datasource.static 4 options: 5 data: 6 - name: Jane Stevens 7 title: Doctor 8 email: [email protected] 9 number: 0.64734 10 number2: 12 11 color: blue 12 time: '2021-11-07T15:07:54.972Z' 13 array: [5,1,2,3,7,9] 14 15children: 16 - type: component.entity 17 options: 18 children: 19 - type: component.entity-field 20 options: 21 label: Max 22 value: =$max(@ctx.datasources.mydata.array) 23 - type: component.entity-field 24 options: 25 label: Min 26 value: =$min(@ctx.datasources.mydata.array) 27 - type: component.entity-field 28 options: 29 label: Sum 30 value: =$sum(@ctx.datasources.mydata.array)




Updated 28 Jul 2023
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