#isArray

Returns true if the value is an array, false otherwise.

#isArray(value)

Category Types and conversionValid in Property value

Parameters

Name	Type	Description
value	path | value	The value to test.

Returns

boolean

Examples

Array or not

source.json

{
    "a": [ 1 ],
    "b": { "c": 1 }
}

transformer.json

{
    "a": "#isArray($.a)",
    "b": "#isArray($.b)"
}

output.json

{
    "a": true,
    "b": false
}

Try it in the playground →

Related

#isObject · #isEmpty