#select

Returns an array of the results of projecting each element.

#select(array, @x: projection)

Category Arrays and sequencesValid in Property value

Parameters

Name	Type	Description
array	path | array	The source array.
projection	lambda	Computes each output element.

Returns

array

Examples

Project a property

source.json

{
    "some": {
        "complexArray": [ { "some": { "path": 5 } }, { "some": { "path": 30 } } ]
    }
}

transformer.json

{
    "projectedData": "#valueOf($.some.complexArray)->#select(@x: @x.some.path)"
}

output.json

{
    "projectedData": [ 5, 30 ]
}

Try it in the playground →

Related

#where · #foreach